https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-cyclist-is-riding-around-a-circular-track-with-a-radius-of-25-metres-in-the-first-minute-he-completes-3-laps-and-in-the-following-90-seconds-his-speed-drops-steadily-until-he-comes-to-a-complete-stop-what-is-the-average-angular-velocity-of-the-cyclist-over-the-150-seconds-8fcecbcc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-laws-of-kepler-are-solve-problems-involving-the-use-of-keplers-laws-such-as-recognizing-the-orbits-of-planets-calculating-radius-distance-and-oscillation-period/an-astronomer-is-studying-a-planet-that-orbits-a-star-taking-25-earth-years-to-complete-one-full-orbit-while-sitting-at-an-average-distance-of-3-astronomical-units-according-to-keplers-laws-what-would-be-the-orbital-period-of-another-planet-that-orbits-the-same-star-at-a-distance-of-4-astronomical-units-d9b03f00 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/in-an-astronomy-lesson-learners-noted-the-substantial-differences-in-size-and-makeup-of-the-planets-in-our-solar-system-taking-into-account-the-key-features-of-the-main-components-what-is-the-reason-for-the-higher-density-of-terrestrial-planets-compared-to-gas-giants-91c09944 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/a-cyclist-begins-from-a-standstill-and-after-5-seconds-achieves-a-steady-speed-of-15-ms-taking-into-account-the-uniformly-varied-motion-what-is-the-average-speed-of-the-cyclist-during-this-time-frame-faba6016 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/maria-decided-to-ride-her-bike-to-check-out-a-trail-thats-90-kilometers-away-from-her-home-she-finished-the-journey-in-3-hours-with-this-info-what-is-marias-average-speed-during-the-trip-37b98460 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-for-a-rigid-body-to-be-stationary-it-needs-to-have-the-sum-of-its-forces-and-the-sum-of-its-moments-equal-to-zero-solve-statics-problems-and-find-the-forces-acting-on-the-main-components/a-windmill-arm-is-attached-to-a-shaft-and-needs-to-stay-in-a-state-of-static-equilibrium-the-arm-is-250-meters-in-length-and-experiences-two-forces-one-is-a-force-of-300-n-acting-straight-out-from-the-end-while-the-other-is-an-unknown-force-applied-100-meter-from-the-shaft-at-an-angle-of-30-to-the-arm-to-keep-the-arm-stable-the-total-of-the-forces-and-moments-must-equal-zero-what-is-the-size-of-the-unknown-force-b4870a69 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-power-generated-by-the-joule-effect-in-a-resistor-or-a-circuit-and-solve-problems-that-require-this-calculation-such-as-the-time-needed-for-a-resistor-to-heat-a-certain-amount-of-water/a-physics-lab-is-using-an-electric-heater-made-of-a-20-w-resistor-connected-to-a-240-v-power-supply-the-energy-dissipated-by-the-resistor-helps-to-heat-up-3-kg-of-water-from-25c-to-85c-given-that-the-specific-heat-capacity-of-water-is-418-kjkgc-lets-calculate-the-electrical-power-going-to-the-resistor-and-the-time-needed-to-reach-the-desired-temperature-cd71ded6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-cyclist-is-riding-on-a-track-that-features-a-circular-curve-with-a-radius-of-50-metres-at-the-point-when-the-cyclist-is-30-metres-away-from-a-fixed-point-on-the-track-he-is-steadily-increasing-his-tangential-velocity-given-that-the-average-velocity-between-the-times-t1-and-t2-is-4-ms-and-that-the-tangential-acceleration-is-02-ms-what-is-the-instantaneous-velocity-of-the-cyclist-when-he-is-30-metres-from-the-fixed-point-9c3c023a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-basic-pendulum-made-up-of-a-mass-m-hanging-from-a-string-of-length-l-swings-vertically-in-an-environment-without-air-resistance-assuming-the-motion-is-simple-harmonic-what-is-the-expression-that-describes-the-motion-equation-of-this-pendulum-99474ca4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/a-cyclist-is-riding-on-a-circular-track-with-a-radius-of-20-metres-maintaining-a-steady-angular-velocity-of-4-rads-what-is-the-linear-velocity-of-the-cyclist-c5776cd5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-cyclist-is-riding-around-a-circular-track-that-has-a-radius-of-25-metres-over-a-period-of-8-seconds-his-speed-goes-up-from-4-ms-to-12-ms-what-is-the-average-tangential-acceleration-of-the-cyclist-during-this-time-a028839f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/in-an-astronomical-survey-a-star-system-made-up-of-two-close-stars-was-examined-star-a-shows-low-brightness-and-a-cooler-surface-temperature-while-star-b-has-a-high-density-and-a-notably-small-size-taking-into-account-the-processes-of-stellar-evolution-which-of-the-following-options-correctly-identifies-the-types-of-these-two-stars-d0779614 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/during-an-astronomical-expedition-a-team-of-researchers-uses-high-resolution-telescopes-to-examine-various-celestial-bodies-observable-in-the-vastness-of-space-they-identify-objects-such-as-spiral-galaxies-emission-nebulae-stars-belonging-to-different-spectral-classes-and-star-clusters-each-showcasing-unique-traits-in-terms-of-brightness-composition-and-structure-based-on-the-observed-properties-which-of-these-celestial-objects-represents-a-large-cloud-of-gas-and-dust-where-new-stars-are-born-fadca533 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/ana-struggles-to-see-things-that-are-far-away-clearly-a-condition-commonly-referred-to-as-myopia-this-occurs-when-light-rays-converge-before-they-reach-the-retina-since-a-healthy-human-eye-has-a-focal-distance-of-around-25-cm-lets-find-out-the-focal-distance-of-the-corrective-lens-ana-needs-to-improve-her-vision-ac471a00 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-cyclist-rides-around-a-circular-track-with-a-radius-of-25-metres-during-their-ride-their-speed-ramps-up-from-5-ms-to-15-ms-over-20-seconds-considering-the-uniformly-variable-circular-motion-which-of-the-following-options-correctly-reflects-the-average-centripetal-acceleration-and-the-average-tangential-acceleration-of-the-cyclist-8f4f11da 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-coils-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-coils/in-an-industrial-setting-an-engineer-is-working-on-designing-an-electromagnet-made-up-of-a-circular-coil-with-400-turns-and-a-radius-of-015-meters-through-which-a-current-of-35-a-is-flowing-to-ensure-everything-runs-smoothly-its-important-to-calculate-the-strength-of-the-magnetic-field-produced-at-the-center-of-the-coil-using-the-principles-of-magnetic-fields-in-coils-what-would-be-the-magnetic-field-strength-at-the-centre-of-this-coil-06a0574e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/astronomers-used-advanced-telescopes-to-observe-two-distant-galaxies-at-various-wavelengths-galaxy-x-has-clearly-defined-spiral-arms-with-significant-star-formation-happening-in-its-outer-regions-while-galaxy-y-presents-a-more-elliptical-shape-with-minimal-stellar-activity-and-a-noticeable-central-nucleus-based-on-these-observed-traits-what-types-of-galaxies-do-x-and-y-represent-respectively-2f99bf2c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/in-a-construction-lab-engineers-are-busy-designing-a-steel-bridge-that-needs-to-handle-temperature-changes-throughout-the-year-the-bridge-is-made-up-of-steel-bars-each-measuring-5000-meters-in-length-at-a-temperature-of-20c-considering-that-the-linear-expansion-coefficient-for-steel-is-12-10-c-what-will-the-increase-in-length-be-for-each-bar-when-the-temperature-rises-to-40c-d4312498 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/a-proton-with-a-charge-of-160-x-10-19-c-and-a-mass-of-167-x-10-27-kg-is-initially-stationary-at-point-a-where-the-electric-potential-is-250-v-once-released-the-proton-travels-to-point-b-which-has-an-electric-potential-of-50-v-assuming-that-no-other-forces-are-acting-on-it-apart-from-the-electric-field-what-will-be-the-speed-of-the-proton-when-it-arrives-at-point-b-47d73a68 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-graphs-of-uniform-rectilinear-motion-use-the-graphs-of-uniform-motion-to-solve-uniform-motion-issues/a-car-and-a-motorbike-set-off-together-from-the-same-starting-point-and-travel-in-straight-lines-at-different-constant-speeds-the-position-versus-time-graphs-for-each-vehicle-are-shown-as-straight-lines-on-a-cartesian-plane-based-on-these-graphs-which-of-the-following-statements-about-the-speeds-of-the-vehicles-is-correct-914032cb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/in-a-particle-physics-experiment-a-particle-with-rest-mass-m0-is-accelerated-to-a-speed-of-08c-using-the-principles-of-relativity-theory-calculate-the-total-relativistic-energy-of-the-particle-and-compare-it-with-its-rest-energy-e-m0c-fa69311c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/a-parallel-plate-capacitor-is-used-in-a-circuit-to-store-electrical-energy-the-plates-have-an-area-of-03-m-and-are-separated-by-a-distance-of-002-m-in-a-vacuum-with-this-information-can-you-calculate-the-capacitance-of-the-capacitor-65f95227 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/in-a-voltage-stabilisation-circuit-of-a-power-supply-several-capacitors-are-employed-to-smooth-out-fluctuations-and-filter-out-electrical-noise-lets-say-there-are-three-capacitors-with-capacitances-of-550-mf-320-mf-and-430-mf-connected-in-parallel-to-boost-the-total-capacitance-of-the-system-this-parallel-set-is-then-connected-in-series-to-a-capacitor-of-600-mf-what-is-the-total-capacitance-of-this-setup-54b81b05 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/during-a-42-kilometre-marathon-a-typical-runner-takes-thousands-of-steps-to-finish-the-race-using-the-concept-of-order-of-magnitude-whats-the-best-estimate-for-the-total-number-of-steps-a-runner-takes-to-complete-the-marathon-b16ad622 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/carlos-is-lifting-an-object-weighing-12-kg-from-the-ground-to-a-shelf-thats-25-meters-high-considering-the-acceleration-due-to-gravity-is-98-ms-what-is-the-work-done-by-the-weight-force-during-this-lift-33e00a02 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/a-car-starts-from-rest-and-accelerates-uniformly-along-a-straight-road-we-recorded-the-graphs-of-velocity-over-time-and-position-over-time-during-the-motion-considering-the-principles-of-uniformly-accelerated-motion-which-of-the-following-statements-correctly-describes-the-relationship-between-these-two-graphs-add59df1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/a-diver-is-emerging-from-the-water-on-a-clear-day-to-clearly-spot-submerged-objects-the-light-reflecting-off-the-surface-interface-between-the-water-and-air-must-strike-at-an-angle-of-incidence-that-is-less-than-the-critical-angle-given-the-refractive-index-of-water-is-133-and-that-of-air-is-100-what-is-the-critical-angle-of-incidence-in-this-situation-2394b31a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-a-hydrogen-like-atom-based-on-the-concepts-of-modern-physics-calculating-for-example-the-radius-of-the-atom-in-the-nth-orbit/in-a-contemporary-physics-lab-researchers-are-investigating-the-electronic-structure-of-a-hydrogen-like-atom-using-the-bohr-model-given-that-the-electron-is-in-the-third-orbit-of-this-particular-atom-calculate-the-radius-of-that-orbit-based-on-the-principles-of-the-bohr-model-b4810ba1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-power-of-a-body-with-its-speed-generated-at-that-moment-using-the-formula-pf-v-where-the-power-is-given-by-the-product-of-the-applied-force-by-the-speed-of-the-body/a-machinist-is-operating-a-crane-that-lifts-loads-using-a-constant-force-to-lift-the-load-at-a-specific-speed-the-crane-generates-a-certain-amount-of-power-since-power-is-derived-from-the-product-of-the-applied-force-and-the-speed-of-movement-what-will-happen-to-the-power-generated-if-the-lifting-speed-increases-while-the-applied-force-stays-the-same-ed263b12 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-distances-in-vertical-motions-calculate-the-distance-traveled-as-well-as-the-final-velocity-and-the-time-of-displacement-in-a-vertical-motion-such-as-when-an-object-falls-from-a-tower/an-operator-drops-a-rock-straight-down-from-the-top-of-a-60-meter-high-tower-with-an-initial-speed-of-350-ms-ignoring-air-resistance-and-using-an-acceleration-due-to-gravity-of-980-ms-determine-how-long-it-takes-for-the-rock-to-reach-the-ground-and-its-final-speed-just-before-it-hits-the-ground-4c622caf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-cyclist-is-making-turns-on-a-circular-track-during-one-of-the-turns-he-shifts-his-angular-position-from-45-to-225-over-a-span-of-30-seconds-what-is-the-average-angular-velocity-of-the-cyclist-during-this-move-1173cef8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/an-engineer-is-working-on-an-electronic-device-that-utilises-parallel-plate-capacitors-to-manage-electrical-voltage-he-has-chosen-two-rectangular-plates-with-a-combined-area-of-005-m-which-are-set-apart-by-a-distance-of-0002-metres-the-gap-between-the-plates-is-filled-with-a-dielectric-material-that-has-a-relative-permittivity-coefficient-of-45-given-these-details-what-is-the-capacitance-of-the-resulting-capacitor-df0eed4e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/an-artist-wants-to-use-a-pinhole-camera-to-project-a-clear-image-of-an-outside-landscape-onto-the-wall-of-their-art-gallery-the-distance-from-the-pinhole-to-the-projection-surface-is-250-metres-if-the-diameter-of-the-pinhole-is-005-metres-what-will-be-the-approximate-diameter-of-the-projected-image-of-the-landscape-on-the-gallery-wall-3e1f8572 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/in-a-lab-experiment-an-ideal-gas-is-compressed-in-a-cylinder-with-a-movable-piston-without-any-heat-exchange-considering-the-first-law-of-thermodynamics-how-does-the-temperature-of-the-gas-change-as-its-volume-decreases-5aea960a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/a-learner-is-setting-up-an-electrical-circuit-with-a-24-v-power-source-connected-in-series-to-a-6-w-resistor-and-a-real-ammeter-that-has-an-internal-resistance-of-02-w-additionally-a-real-voltmeter-with-an-internal-resistance-of-20-kw-is-connected-in-parallel-to-the-6-w-resistor-to-measure-the-potential-difference-taking-into-account-the-characteristics-of-the-measuring-instruments-what-is-the-total-current-flowing-in-the-circuit-fe07d4cc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/a-lab-is-examining-the-properties-of-an-ideal-spring-used-in-suspension-systems-throughout-the-experiments-various-forces-were-applied-to-compress-the-spring-and-the-resulting-displacements-were-documented-in-the-table-below-or-force-n-or-displacement-m-or-or-or-or-or-8-or-004-or-or-16-or-008-or-or-24-or-012-or-based-on-this-information-what-is-the-elastic-constant-of-the-spring-and-how-much-elastic-potential-energy-is-stored-when-the-spring-is-compressed-by-010-meters-69cf9303 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-power-of-a-body-with-its-speed-generated-at-that-moment-using-the-formula-pf-v-where-the-power-is-given-by-the-product-of-the-applied-force-by-the-speed-of-the-body/a-cyclist-exerts-a-consistent-force-of-150-n-at-an-angle-of-30-to-the-horizontal-while-maintaining-a-steady-speed-of-5-ms-on-a-flat-stretch-of-road-using-the-relationship-between-power-force-and-speed-p-f-v-what-is-the-power-output-of-the-cyclist-be6c46a9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-block-of-mass-m-is-resting-on-a-flat-surface-a-pulling-force-f-is-applied-to-the-block-through-a-cable-that-makes-an-angle-8-with-the-horizontal-given-that-there-is-friction-between-the-block-and-the-surface-what-are-the-key-forces-acting-on-the-block-and-their-directions-b94b2e56 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-magnetic-field-is-a-place-where-magnetic-forces-can-be-detected-represented-by-magnetic-field-lines-verify-which-bodies-interact-with-magnetic-fields-and-bodies-that-can-generate-a-magnetic-field-such-as-magnets/an-engineer-is-designing-a-magnetic-braking-system-for-high-speed-trains-he-arranges-permanent-magnets-along-the-tracks-and-incorporates-metallic-components-in-the-carriages-considering-how-the-magnetic-field-lines-are-represented-and-how-the-different-elements-interact-which-of-the-following-statements-best-describes-the-expected-behaviour-of-the-system-during-operation-5081aa81 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/a-soccer-player-applies-a-steady-force-when-kicking-a-ball-that-was-initially-stationary-the-contact-between-the-foot-and-the-ball-lasts-for-005-seconds-and-the-force-applied-measures-300-n-given-that-the-mass-of-the-ball-is-043-kg-what-is-the-change-in-momentum-of-the-ball-after-the-kick-ece46724 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/in-a-physics-lab-a-student-is-using-a-syringe-to-compress-the-air-in-a-container-he-applies-a-force-of-80-n-on-a-piston-with-an-area-of-004-m-what-is-the-pressure-exerted-by-the-gas-in-the-container-b2588ec6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-factory-is-looking-into-installing-a-thermal-machine-to-boost-its-energy-efficiency-the-machine-will-operate-between-a-heat-source-at-600-k-and-a-cold-reservoir-at-300-k-based-on-the-laws-of-thermodynamics-what-is-the-highest-theoretical-efficiency-this-thermal-machine-can-achieve-4814acf7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/on-a-test-track-a-cart-weighing-800-kg-is-moving-at-a-speed-of-500-ms-to-the-right-it-crashes-head-on-into-another-cart-weighing-1200-kg-which-was-initially-stationary-given-that-the-collision-is-perfectly-inelastic-what-will-be-the-speed-of-the-two-carts-combined-after-the-crash-f404710d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/a-mass-spring-system-consists-of-a-spring-with-an-elastic-constant-of-150-nm-and-a-mass-of-3-kg-attached-to-its-end-when-the-mass-is-moved-020-metres-from-its-resting-position-and-let-go-it-starts-to-undergo-simple-harmonic-motion-given-that-theres-no-friction-in-the-system-what-is-the-time-period-of-the-oscillations-for-this-setup-edb464e3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/in-a-physics-lab-students-are-working-on-a-circuit-that-features-three-capacitors-with-unknown-capacitances-arranged-in-parallel-they-notice-that-the-total-capacitance-of-the-system-is-twice-that-of-each-individual-capacitor-when-they-are-connected-separately-to-the-same-voltage-source-given-how-capacitors-behave-in-parallel-what-is-the-capacitance-of-each-individual-capacitor-a5bf2ad8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/in-an-electronics-lab-a-technician-connects-two-capacitors-in-parallel-to-improve-the-circuits-performance-the-first-capacitor-has-a-capacitance-of-560-mf-and-the-second-one-has-a-capacitance-of-340-mf-what-is-the-total-capacitance-of-these-capacitors-0c83b741 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/a-runner-takes-part-in-a-400-meter-race-on-a-circular-track-after-finishing-the-lap-he-gets-back-to-the-starting-line-in-80-seconds-given-the-distance-covered-and-the-total-time-what-is-the-runners-average-vector-velocity-during-the-race-91b8e549 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/a-sprinter-on-a-track-measures-his-own-speed-while-maintaining-a-steady-pace-meanwhile-an-observer-standing-at-the-edge-of-the-track-measures-the-speed-of-light-coming-from-a-nearby-lighthouse-according-to-the-theory-of-relativity-how-do-the-measurements-of-physics-and-the-speed-of-light-differ-or-stay-consistent-for-both-observers-29662bbd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/in-an-electronic-device-two-capacitors-with-capacitances-of-4-f-and-12-f-are-connected-in-series-to-improve-the-devices-performance-knowing-that-the-equivalent-capacitance-for-capacitors-in-series-is-the-reciprocal-of-the-sum-of-the-individual-reciprocals-what-is-the-total-capacitance-of-this-combination-and-how-does-this-setup-influence-the-charge-storage-capacity-compared-to-each-capacitor-on-its-own-d13746c5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/a-driver-travels-between-two-towns-covering-a-distance-of-180-km-in-the-first-part-of-the-journey-he-maintains-a-speed-of-60-kmh-however-in-the-second-part-due-to-heavy-traffic-his-average-speed-drops-to-40-kmh-what-is-the-average-speed-of-the-driver-for-the-whole-trip-a426d1ea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/in-a-physics-class-the-teacher-shows-three-ways-to-electrify-objects-friction-contact-and-induction-first-he-rubs-a-plastic-rod-with-a-wool-cloth-then-he-holds-the-charged-rod-near-a-metal-sphere-without-touching-it-finally-he-makes-contact-between-the-charged-rod-and-a-neutral-ball-based-on-the-types-of-electrification-involved-in-each-method-and-the-resulting-charges-on-the-metal-sphere-and-the-neutral-ball-which-procedure-illustrates-electrification-by-induction-b5f9172d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/in-a-lab-experiment-a-cart-speeds-up-steadily-from-an-initial-speed-of-2-ms-to-8-ms-while-going-down-an-inclined-ramp-considering-this-movement-what-would-be-the-carts-average-speed-throughout-the-journey-bf9fdaa6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/in-a-piping-system-water-moves-from-a-section-with-a-larger-diameter-section-a-to-a-section-with-a-smaller-diameter-section-b-causing-its-velocity-to-increase-according-to-bernoullis-principle-how-does-the-pressure-of-the-water-in-section-b-compare-to-that-in-section-a-77b5683a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-wooden-raft-with-a-total-volume-of-45-m-is-floating-in-a-lake-where-the-density-of-the-water-is-1000-kgm-considering-the-acceleration-due-to-gravity-as-981-ms-lets-find-out-the-buoyant-force-acting-on-the-raft-e49f2c06 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/in-an-experiment-on-static-electricity-a-scientist-sets-up-two-metallic-spheres-a-and-b-which-start-off-neutral-he-temporarily-links-the-two-spheres-to-a-power-source-that-transfers-a-total-negative-electric-charge-of-480-10-c-this-charge-is-divided-so-that-sphere-a-ends-up-with-double-the-charge-of-sphere-b-since-only-negative-charges-are-involved-and-the-charge-of-an-electron-is-160-10-c-how-many-extra-electrons-move-to-sphere-b-after-the-charge-distribution-ebf0e44e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/a-ray-of-light-hits-the-surface-of-the-water-at-a-30-angle-given-that-the-refractive-index-of-air-is-100-and-that-of-water-is-133-well-use-snells-law-to-find-the-angle-at-which-the-light-bends-as-it-enters-the-water-23f42120 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/at-a-science-fair-ana-demonstrates-electrification-using-a-pvc-rod-that-she-rubs-with-a-silk-cloth-she-then-brings-the-electrified-rod-near-small-bits-of-paper-scattered-on-the-table-given-the-types-of-electrification-how-will-the-paper-react-to-the-pvc-rod-31a19a07 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-worker-is-pushing-a-box-up-an-inclined-plane-at-an-angle-of-35-to-the-horizontal-to-understand-how-the-box-moves-we-need-to-identify-all-the-forces-at-play-considering-contact-forces-and-the-weight-of-the-box-which-forces-should-be-included-in-the-boxs-free-body-diagram-detailing-their-directions-and-effects-accurately-329287e9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-internal-energy-of-a-gas-is-and-how-to-calculate-it/a-cylinder-containing-an-ideal-gas-has-a-movable-piston-and-is-heated-resulting-in-an-increase-in-the-gass-temperature-while-the-volume-stays-the-same-based-on-thermodynamics-principles-which-of-the-following-options-correctly-describes-the-change-in-the-internal-energy-of-this-gas-cad84ebe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/while-examining-images-captured-by-a-space-telescope-a-large-collection-of-stars-gas-and-dust-was-noted-arranged-in-a-distinctive-structure-with-clear-spiral-arms-alongside-a-bright-nucleus-that-emits-intense-radiation-close-to-this-structure-a-dense-and-highly-energetic-area-was-observed-marked-by-significant-x-ray-emissions-taking-these-observations-into-account-which-of-the-following-features-is-essential-for-classifying-the-observed-structure-as-a-galaxy-rather-than-a-star-cluster-or-a-nebula-8bcd2df8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/in-a-lab-experiment-a-student-uses-a-piston-to-apply-a-perpendicular-force-of-800-n-on-a-metal-surface-with-an-area-of-04-m-taking-into-account-that-the-local-atmospheric-pressure-is-102-105-pa-what-is-the-total-pressure-exerted-on-the-metal-surface-8db1e9f3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/two-cables-are-holding-up-a-structure-at-a-building-site-the-first-cable-applies-a-force-of-400-n-at-an-angle-of-35-to-the-horizontal-while-the-second-cable-applies-a-force-of-250-n-at-an-angle-of-75-to-the-horizontal-to-keep-the-structure-steady-we-need-to-break-down-these-forces-into-their-horizontal-and-vertical-components-what-are-the-total-vertical-components-from-the-two-cables-acting-on-the-structure-17bafdb9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/in-an-amusement-park-theres-a-ferris-wheel-with-a-diameter-of-50-metres-that-makes-8-complete-turns-in-16-minutes-given-this-constant-circular-motion-what-is-the-time-it-takes-for-the-ferris-wheel-to-complete-one-full-revolution-5fc90ba4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-coils-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-coils/an-engineer-is-designing-a-magnetic-levitation-system-that-employs-circular-coils-to-create-controlled-magnetic-fields-he-uses-two-identical-coils-each-with-250-turns-and-a-radius-of-008-m-placed-parallel-to-each-other-with-a-gap-of-015-m-between-them-if-a-current-of-400-a-passes-through-the-first-coil-and-a-current-of-200-a-flows-through-the-second-coil-in-the-same-direction-what-is-the-strength-of-the-resulting-magnetic-field-at-a-point-located-halfway-between-the-two-coils-6b1c9dbb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/as-part-of-setting-up-an-experiment-a-student-places-a-circular-loop-with-a-radius-of-010-m-through-which-an-electric-current-of-500-a-is-running-to-boost-the-strength-of-the-magnetic-field-at-the-centre-of-the-loop-he-decides-to-decrease-the-radius-while-keeping-the-current-the-same-what-will-the-new-strength-of-the-magnetic-field-be-at-the-centre-of-the-loop-after-he-reduces-the-radius-to-005-m-f54e82f5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/in-a-physics-workshop-the-learners-are-putting-together-a-pinhole-camera-using-a-rectangular-box-that-has-a-small-opening-at-one-end-when-they-position-an-object-at-a-certain-distance-from-the-opening-they-observe-the-formation-of-an-inverted-image-on-the-opposite-surface-considering-that-the-distance-between-the-opening-and-the-projection-surface-is-15-cm-and-the-height-of-the-object-is-45-cm-what-should-the-height-of-the-image-formed-on-the-projection-surface-be-a720c6ac 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/an-industrial-kitchen-features-an-insulated-wall-made-up-of-two-layers-with-different-materials-to-reduce-heat-loss-the-first-layer-has-an-area-a1-thickness-l1-and-thermal-conductivity-k1-while-the-second-layer-has-an-area-a2-thickness-l2-and-thermal-conductivity-k2-given-the-internal-temperature-ti-and-the-external-temperature-te-we-can-apply-fouriers-law-to-find-the-overall-rate-of-heat-flow-through-the-two-layers-of-the-wall-ed995f99 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/a-soccer-player-gives-the-ball-a-good-kick-at-a-speed-of-1500-ms-towards-a-wall-after-hitting-the-wall-the-ball-comes-bouncing-back-at-a-speed-of-1000-ms-based-on-the-definition-of-the-coefficient-of-restitution-what-would-the-value-of-this-coefficient-be-for-the-collision-between-the-ball-and-the-wall-12d07ef3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/during-an-astronomy-lesson-maria-noticed-that-the-planets-in-our-solar-system-have-unique-characteristics-like-their-composition-and-size-taking-these-differences-into-account-which-of-the-following-groups-of-planets-are-known-as-gas-giants-49dd66f9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-sports-person-hurls-a-ball-at-an-angle-with-an-initial-speed-of-20-ms-making-a-30-angle-with-the-horizontal-given-that-the-acceleration-due-to-gravity-is-98-ms-and-disregarding-air-resistance-whats-the-total-time-the-ball-will-be-in-the-air-e0ef3f06 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-rocket-with-a-proper-length-of-150-meters-is-cruising-at-a-speed-of-06c-relative-to-earth-according-to-the-theory-of-special-relativity-how-long-will-the-rocket-appear-to-an-observer-on-earth-due-to-length-contraction-641d00a4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/in-an-optics-experiment-a-beam-of-light-hits-the-boundary-between-air-and-an-unknown-material-at-an-incidence-angle-of-4500-as-it-enters-the-material-the-refracted-ray-makes-a-refraction-angle-of-2500-given-that-the-speed-of-light-in-a-vacuum-is-300-108-ms-calculate-the-refractive-index-of-the-material-and-find-out-the-speed-of-light-within-this-substance-0674421b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/during-a-practical-physics-lesson-a-student-rubs-a-polyester-rod-with-a-piece-of-wool-creating-static-electricity-through-friction-he-then-brings-the-charged-rod-close-to-a-neutral-metal-sphere-without-making-contact-noticing-that-the-sphere-is-attracted-and-its-charges-are-redistributed-based-on-this-activity-what-types-of-electrification-occur-and-which-object-becomes-positively-charged-at-each-step-6f9c96bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/in-a-home-electrical-installation-carlos-needs-to-select-the-right-materials-for-the-wires-that-will-carry-electricity-with-the-least-possible-resistance-he-understands-that-the-electrical-resistance-of-a-conductor-is-determined-by-the-resistivity-of-the-material-the-length-of-the-wire-and-the-cross-sectional-area-in-line-with-ohms-second-law-taking-these-factors-into-account-which-of-the-following-options-best-represents-the-formula-for-calculating-the-electrical-resistance-r-of-the-wire-7d028212 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/an-engineer-is-designing-a-suspension-system-for-a-sports-car-using-springs-with-a-spring-constant-of-800-nm-to-ensure-the-comfort-of-passengers-he-wants-each-spring-to-support-an-elastic-force-that-does-not-exceed-400-n-when-the-vehicle-is-at-rest-given-that-the-elastic-force-is-defined-by-f-kx-what-is-the-maximum-amount-of-compression-allowed-in-each-spring-to-meet-the-required-safety-standards-34808ed3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/in-a-physics-experiment-a-flat-mirror-is-moved-towards-an-object-at-a-constant-speed-of-v-when-considering-how-the-image-in-the-mirror-is-formed-what-speed-does-the-image-of-the-object-approach-the-mirror-87d7a131 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/an-electrician-is-setting-up-a-lighting-system-in-an-underground-parking-area-the-main-circuit-comprises-three-4-w-resistors-arranged-such-that-two-resistors-are-in-parallel-and-this-pair-is-in-series-with-the-third-resistor-given-this-setup-what-is-the-total-equivalent-resistance-of-the-circuit-3263bfbd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/a-metal-cup-and-a-plastic-cup-both-holding-the-same-volume-of-water-at-30c-are-placed-in-a-setting-with-a-temperature-of-20c-considering-the-various-types-of-heat-transfer-which-of-the-two-cups-will-enable-the-water-to-cool-down-more-quickly-until-it-reaches-thermal-equilibrium-with-the-surrounding-environment-f5e10942 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/in-a-physics-lab-a-student-creates-a-wave-on-a-string-that-is-secured-at-one-end-as-the-wave-reaches-this-fixed-point-it-is-reflected-back-by-the-setup-considering-this-reflection-process-what-occurs-with-the-reflected-wave-at-the-fixed-end-5550b200 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-1200-kg-truck-is-being-pulled-by-a-chain-that-makes-a-25-degree-angle-with-the-ground-assuming-theres-no-friction-and-that-the-truck-is-moving-at-a-steady-pace-what-is-the-pulling-force-applied-by-the-chain-b23cc3e5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/in-a-lab-a-researcher-keeps-a-liquid-in-a-sealed-metal-container-at-a-room-temperature-of-25c-when-the-temperature-is-ramped-up-to-75c-its-noted-that-the-liquid-level-rises-and-the-container-starts-to-show-signs-of-stress-taking-into-account-the-thermal-expansion-of-liquids-and-metals-what-is-the-main-reason-for-these-effects-observed-in-the-container-7557ef83 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/in-our-solar-system-planets-that-orbit-closer-to-the-sun-have-much-shorter-orbital-periods-than-those-that-are-further-away-keeping-keplers-laws-of-planetary-motion-and-the-gravitational-pull-of-the-sun-in-mind-what-is-the-key-reason-for-this-difference-in-the-orbital-periods-of-the-planets-adc31f20 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/in-an-industrial-setup-a-technician-is-placing-a-conductive-wire-that-carries-an-electric-current-of-10-a-within-a-uniform-magnetic-field-of-03-t-the-wire-is-positioned-at-an-angle-of-45-to-the-direction-of-the-magnetic-field-what-is-the-magnetic-force-acting-on-the-wire-59ae2695 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/an-industrial-park-operates-with-electric-motors-to-drive-its-machinery-one-such-motor-consumes-electrical-energy-of-500-kw-and-has-an-energy-conversion-efficiency-of-80percent-given-that-the-thermal-power-lost-by-the-motor-is-the-difference-between-the-power-used-and-the-useful-power-supplied-to-the-machine-what-is-the-thermal-power-lost-by-the-motor-42909883 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/during-a-science-experiment-at-school-ana-noticed-that-sound-waves-travel-through-air-while-radio-waves-can-send-signals-even-without-a-physical-medium-based-on-these-insights-which-of-the-following-options-correctly-differentiates-mechanical-waves-from-electromagnetic-waves-b42f7b1b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-cyclist-is-riding-on-a-circular-track-with-a-radius-of-30-metres-at-a-constant-speed-of-15-ms-to-keep-on-that-curved-path-there-needs-to-be-a-centripetal-acceleration-acting-on-the-cyclist-what-is-the-value-of-this-acceleration-b9235525 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/at-night-we-can-spot-all-sorts-of-celestial-wonders-like-stars-nebulae-and-galaxies-either-with-our-own-eyes-or-by-using-telescopes-each-of-these-heavenly-bodies-has-its-own-unique-features-that-help-us-identify-and-study-them-which-of-the-following-properties-is-best-for-telling-a-star-apart-from-a-nebula-86f23d0e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/in-a-lab-setting-two-wires-made-from-different-materials-are-used-to-build-electrical-circuits-wire-a-is-60-meters-long-has-a-cross-sectional-area-of-15-mm-and-a-resistivity-of-20-10-wm-wire-b-is-40-meters-long-has-a-cross-sectional-area-of-20-mm-and-a-resistivity-of-15-10-wm-according-to-the-second-law-of-ohm-which-of-the-two-wires-has-greater-electrical-resistance-6d6b542c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/a-spherical-capacitor-is-made-up-of-two-concentric-spheres-the-inner-sphere-has-a-radius-of-005-metres-while-the-outer-sphere-has-a-radius-of-010-metres-the-space-between-them-is-filled-with-air-which-has-an-electric-permittivity-of-about-885-10-fm-work-out-the-capacitance-of-this-spherical-capacitor-7aa6736a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/when-the-sun-shines-on-a-tree-you-can-notice-darker-patches-where-the-shadow-falls-as-well-as-lighter-areas-surrounding-it-this-occurs-due-to-the-interplay-of-shadow-and-penumbra-with-this-in-mind-which-of-the-following-options-correctly-explains-the-difference-between-shadow-and-penumbra-66d53b4b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/during-a-classroom-experiment-a-student-puts-together-a-circuit-made-up-of-a-24-v-battery-connected-in-series-with-two-resistors-one-rated-at-8-w-and-the-other-at-4-w-to-check-the-total-current-from-the-battery-he-hooks-up-an-ideal-ammeter-in-series-with-the-circuit-additionally-to-find-out-the-voltage-drop-across-the-8-w-resistor-he-employs-a-voltmeter-with-an-internal-resistance-of-160-w-connected-in-parallel-to-that-resistor-taking-into-account-the-impact-of-the-internal-resistances-from-the-measuring-devices-which-of-the-options-below-correctly-explains-the-effect-on-the-readings-of-the-ammeter-and-the-voltmeter-0cd3157e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/while-climbing-a-staircase-a-person-hoists-a-12-kg-backpack-to-a-height-of-45-metres-given-that-the-gravitational-acceleration-is-981-ms-what-work-is-performed-by-the-weight-force-during-this-action-0a3478ba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/with-the-rising-energy-demands-in-our-bustling-cities-various-energy-sources-are-being-looked-at-to-satisfy-the-needs-of-both-the-population-and-industries-between-renewable-and-non-renewable-options-each-comes-with-its-own-pros-and-cons-in-terms-of-sustainability-and-environmental-impact-which-of-the-following-alternatives-best-highlights-an-advantage-of-renewable-energy-sources-over-non-renewable-ones-in-the-midst-of-urban-expansion-df897d8e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/a-coastal-city-is-exploring-options-to-tackle-its-increasing-energy-needs-considering-whether-to-install-a-coal-fired-power-station-or-to-set-up-a-wind-farm-taking-into-account-factors-like-environmental-impact-resource-availability-and-energy-generation-efficiency-which-choice-offers-better-long-term-sustainability-for-the-area-d4281746 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/a-worker-pushes-a-20-kg-box-across-a-flat-surface-using-two-forces-at-the-same-time-the-first-force-is-50-n-directed-at-an-angle-of-30-to-the-horizontal-and-the-second-force-is-80-n-applied-straight-horizontally-assuming-theres-no-friction-what-is-the-work-done-by-the-overall-force-when-the-box-moves-5-meters-b4272d06 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-apparent-frequency-perceived-by-an-observer-who-may-be-moving-or-stationary-from-a-sound-source-that-may-be-moving-or-stationary-it-is-important-that-at-least-one-of-the-two-is-moving/an-emergency-vehicle-fitted-with-a-siren-that-emits-sound-waves-at-a-frequency-of-900-hz-is-travelling-in-a-straight-line-towards-an-intersection-at-a-steady-speed-of-28-ms-at-the-same-time-a-police-officer-stationed-at-the-intersection-starts-walking-in-the-opposite-direction-of-the-vehicle-at-a-speed-of-4-ms-given-that-the-speed-of-sound-in-air-is-343-ms-what-is-the-apparent-frequency-of-the-sound-waves-that-the-police-officer-hears-as-the-vehicle-approaches-9c7b9599 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/a-guitarist-is-tuning-his-instrument-and-notices-that-when-pressing-different-frets-the-strings-produce-sounds-with-distinct-pitches-moreover-by-using-different-picking-techniques-he-observes-that-the-quality-of-the-sound-changes-without-affecting-the-pitch-of-the-notes-given-these-observations-which-characteristic-of-sound-waves-is-directly-linked-to-the-variation-in-pitch-of-the-sounds-produced-by-the-strings-daaff582 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/in-a-hydraulic-system-chamber-a-has-a-piston-with-an-area-of-004-m-and-sits-1-metre-below-the-surface-of-a-non-compressible-fluid-chamber-b-features-a-piston-with-an-area-of-016-m-and-is-located-3-metres-below-the-surface-of-the-same-fluid-if-a-force-f-is-applied-to-the-piston-in-chamber-a-using-pascals-theorem-and-taking-into-account-the-hydrostatic-pressure-from-the-depth-what-will-be-the-force-exerted-by-the-piston-in-chamber-b-451c3d50 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-a-hydrogen-like-atom-based-on-the-concepts-of-modern-physics-calculating-for-example-the-radius-of-the-atom-in-the-nth-orbit/in-research-aimed-at-developing-cutting-edge-semiconductor-devices-scientists-need-to-have-a-solid-understanding-of-the-electronic-structure-of-hydrogen-like-atoms-using-the-bohr-model-they-calculate-the-radii-of-electronic-orbits-for-different-energy-levels-to-optimise-the-interaction-of-electrons-with-applied-electric-fields-based-on-the-bohr-model-how-does-the-radius-of-the-electronic-orbit-in-the-n-th-shell-change-with-the-principal-quantum-number-n-and-what-does-this-variation-mean-for-the-electrical-conductivity-of-the-material-be1bb935 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/a-student-carries-out-an-experiment-using-a-flat-mirror-directing-two-separate-rays-of-light-towards-the-mirror-at-the-same-time-considering-the-principles-of-geometric-optics-how-do-the-straight-line-propagation-and-independence-of-light-rays-influence-the-way-the-reflected-rays-behave-a097044b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/an-optical-technician-is-aligning-an-instrument-that-uses-prisms-to-bend-light-beams-he-directs-a-beam-of-light-hitting-a-glass-prism-at-an-angle-of-incidence-of-45-and-knows-the-refractive-index-of-the-glass-for-this-light-which-is-152-given-that-the-angle-of-the-prism-is-60-what-is-the-angular-deviation-that-the-light-beam-experiences-as-it-passes-through-the-prism-0b112ab4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/a-sports-player-weighing-80-kg-is-running-at-a-speed-of-6-ms-while-throwing-a-ball-weighing-2-kg-in-the-opposite-direction-at-a-speed-of-15-ms-what-is-the-total-momentum-of-the-system-player-plus-ball-after-the-throw-3e571ea5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/during-a-physics-experiment-a-learner-observes-the-motion-of-a-car-that-starts-from-rest-and-accelerates-uniformly-along-a-straight-track-when-plotting-the-speed-versus-time-graph-the-learner-obtains-a-straight-line-with-a-slope-a-considering-this-uniformly-varying-motion-which-of-the-following-interpretations-about-the-slope-a-of-the-graph-is-correct-14c22256 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/in-a-physics-lesson-maria-sets-up-a-light-source-in-front-of-a-flat-mirror-she-notices-that-the-light-bouncing-off-the-mirror-forms-an-angle-that-matches-the-angle-at-which-it-hit-the-mirror-relative-to-the-normal-given-the-principles-of-geometric-optics-how-does-the-reversibility-of-light-rays-play-a-role-in-this-observation-56ace811 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/a-city-is-aiming-to-cut-down-its-greenhouse-gas-emissions-and-is-exploring-various-energy-sources-to-accomplish-this-options-on-the-table-include-solar-energy-wind-energy-coal-energy-and-nuclear-energy-considering-the-features-of-renewable-and-non-renewable-energies-which-of-these-sources-should-be-prioritised-for-a-more-sustainable-energy-mix-45636aca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-vehicle-weighing-1200-kg-is-taking-a-turn-on-a-road-with-a-radius-of-80-meters-maintaining-a-steady-speed-of-30-ms-the-road-is-inclined-at-10-from-the-horizontal-to-assist-with-stability-during-the-turn-assuming-theres-no-extra-friction-aside-from-what-the-roads-slope-provides-what-is-the-centripetal-force-acting-on-the-vehicle-during-this-manoeuvre-77851f70 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/a-dam-holds-back-water-at-a-height-of-25-metres-according-to-stevins-theorem-calculate-the-pressure-at-the-bottom-of-the-dam-taking-the-density-of-water-as-1000-kgm-and-the-acceleration-due-to-gravity-as-981-ms-ignore-atmospheric-pressure-ee680e31 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/a-technician-is-setting-up-an-electrical-system-where-a-charge-of-2-c-is-moved-from-point-a-to-point-b-doing-work-of-40-j-given-that-the-electric-field-is-consistent-what-is-the-electric-potential-difference-between-points-a-and-b-fae7eeed 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/an-acoustic-engineer-is-working-on-a-sound-system-for-a-large-auditorium-and-needs-to-make-sure-that-the-sound-levels-are-spot-on-at-every-spot-in-the-space-he-places-the-sound-source-in-the-middle-of-the-auditorium-and-takes-measurements-at-two-different-points-one-at-a-distance-r-from-the-source-and-another-at-three-times-that-distance-since-sound-spreads-out-evenly-in-all-directions-and-theres-no-absorption-in-the-medium-whats-the-ratio-of-the-sound-intensities-recorded-at-the-two-points-25665b89 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/in-a-physics-lab-two-sound-wave-generators-are-set-up-to-produce-similar-frequencies-when-the-sound-waves-overlap-you-can-hear-a-noticeable-beat-that-students-can-pick-up-if-the-first-generator-produces-a-wave-at-450-hz-and-the-second-one-at-455-hz-what-is-the-frequency-of-the-beats-that-you-observe-7edf126a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/an-optical-engineer-is-working-on-a-lighting-system-for-a-theatre-and-needs-to-make-sure-that-the-light-beams-hit-the-prismatic-lenses-accurately-in-a-test-a-beam-of-light-hits-the-boundary-surface-between-air-and-the-lens-material-creating-an-angle-of-25-knowing-that-the-speed-of-light-in-the-lens-material-is-200-108-ms-and-the-speed-of-light-in-air-is-300-108-ms-what-is-the-refractive-index-of-the-lens-material-compared-to-air-3504a247 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-stone-with-mass-m-is-dropped-from-the-top-of-a-hill-that-is-h-metres-high-and-slides-down-without-any-friction-ignoring-air-resistance-what-will-be-the-speed-of-the-stone-when-it-hits-the-ground-94528aaf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-truck-weighing-2000-kg-is-being-pulled-by-a-cable-at-an-angle-of-30-to-the-horizontal-on-a-road-with-a-static-friction-coefficient-of-04-with-gravity-taken-as-98-ms-what-is-the-least-force-required-to-be-applied-to-the-cable-to-get-the-truck-moving-e8d1aff2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/a-truck-is-being-towed-by-a-force-of-800-n-applied-by-a-cable-that-makes-a-45-angle-with-the-ground-to-understand-the-forces-at-play-in-the-movement-of-the-truck-we-need-to-break-this-force-down-into-its-horizontal-and-vertical-components-what-are-the-horizontal-and-vertical-components-of-the-applied-force-696a4680 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/an-airplane-is-soaring-at-a-steady-altitude-while-flying-at-a-consistent-speed-the-airflow-around-the-wings-is-treated-as-an-ideal-fluid-taking-into-account-bernoullis-principle-and-the-conditions-that-allow-for-the-conservation-of-energy-in-the-flow-which-of-the-following-changes-in-flow-characteristics-helps-to-create-the-lift-required-for-the-airplanes-flight-54d299aa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-car-is-driving-along-a-straight-road-and-its-position-in-meters-over-time-in-seconds-is-described-by-st-4t-3t-what-is-the-instantaneous-velocity-of-the-car-when-t-2-seconds-8de9ed2e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/a-chef-is-making-a-sauce-on-the-stove-he-places-a-metal-pot-on-the-heated-burner-and-notices-that-in-addition-to-the-bottom-of-the-pot-getting-hot-the-surface-of-the-sauce-also-starts-heating-up-even-without-direct-contact-with-the-heat-source-considering-the-different-ways-heat-can-transfer-what-type-of-heat-transfer-is-happening-at-the-surface-of-the-sauce-9e23c9eb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/in-a-physics-lab-a-student-carries-out-an-experiment-to-find-the-latent-heat-of-fusion-of-ice-she-places-250-grams-of-ice-at-15c-into-a-calorimeter-and-adds-8500-j-of-thermal-energy-after-this-heat-transfer-the-ice-warms-up-to-0c-and-part-of-it-completely-melts-while-maintaining-a-constant-temperature-for-this-scenario-what-is-the-value-of-the-latent-heat-of-fusion-of-ice-used-in-the-experiment-c0213c05 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/an-engineer-is-designing-a-mast-for-a-ship-and-needs-to-work-out-the-difference-in-pressure-from-the-water-at-two-different-points-on-the-mast-using-stevins-theorem-what-will-be-the-change-in-pressure-between-a-point-located-200-meters-and-another-500-meters-below-the-water-surface-assume-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-08d7391a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/a-smartphone-manufacturer-uses-capacitors-in-its-circuits-to-stabilise-voltage-and-temporarily-store-energy-if-a-specific-capacitor-has-a-capacitance-of-450-mf-and-experiences-a-potential-difference-of-12-v-how-much-electric-charge-is-stored-in-this-capacitor-b2e83953 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/a-musician-uses-a-speaker-that-pumps-out-150-w-of-power-over-an-area-of-30-m-sound-intensity-which-refers-to-the-energy-carried-by-a-sound-wave-per-unit-time-through-a-unit-area-needs-to-be-calculated-whats-the-sound-intensity-produced-by-the-speaker-7dfe188d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/while-working-on-a-suspension-system-joao-uses-a-spring-to-support-a-frame-when-he-applies-an-additional-force-of-20-n-to-the-spring-the-frame-descends-by-015-meters-surpassing-the-elastic-force-that-was-already-keeping-the-frame-balanced-considering-that-the-total-force-acting-on-the-spring-adheres-to-hookes-law-f-kx-what-is-the-spring-constant-that-joao-is-using-04a490cf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/a-physics-lab-is-running-an-experiment-to-find-the-thermal-capacity-of-a-material-using-calorimetry-the-researcher-combines-200-g-of-water-at-90c-with-300-g-of-water-at-25c-in-a-thermally-insulated-container-given-that-theres-no-heat-exchange-with-the-surroundings-what-will-the-final-temperature-of-the-mixture-be-4ed98d7f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/for-an-artificial-satellite-to-stay-in-orbit-around-the-earth-it-needs-to-achieve-a-specific-speed-that-can-counteract-the-planets-gravity-given-the-mass-of-the-earth-and-its-radius-what-is-the-minimum-speed-that-an-object-must-reach-to-avoid-falling-back-to-the-surface-85fcf242 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/in-an-industrial-plant-there-are-two-processes-that-need-water-supplied-by-a-shared-piping-system-the-first-process-requires-a-flow-rate-of-08-cubic-meters-per-minute-while-the-second-needs-a-flow-rate-of-12-cubic-meters-per-minute-if-the-main-piping-is-designed-to-allow-water-to-flow-at-a-speed-of-25-meters-per-second-what-should-be-the-minimum-diameter-of-the-main-piping-to-cater-to-both-demands-at-the-same-time-without-creating-excessive-pressure-474584b2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/an-astronaut-is-performing-experiments-aboard-a-space-station-thats-orbiting-the-earth-at-an-altitude-of-400-km-meanwhile-theres-an-object-resting-on-the-surface-of-the-earth-according-to-newtons-law-of-universal-gravitation-how-do-the-gravitational-forces-on-the-space-station-and-the-object-on-the-surface-compare-3c1bbb88 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/a-bar-made-up-of-two-different-materials-joined-in-series-has-the-first-section-with-a-length-l1-a-cross-sectional-area-a1-and-a-thermal-conductivity-k1-and-the-second-section-with-a-length-l2-a-cross-sectional-area-a2-and-a-thermal-conductivity-k2-when-a-temperature-difference-dt-is-applied-across-its-ends-how-do-the-temperature-variations-dt1-and-dt2-in-each-segment-relate-to-each-other-based-on-fouriers-law-7254c650 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/a-scientist-is-running-an-experiment-using-a-sealed-cylinder-filled-with-helium-gas-during-the-experiment-the-temperature-of-the-gas-is-increased-from-300-k-to-450-k-while-ensuring-the-amount-of-moles-remains-constant-based-on-the-ideal-gas-equation-which-of-the-following-options-accurately-describes-the-change-in-gas-pressure-following-the-temperature-rise-0a389d01 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/during-a-music-performance-a-violinist-and-a-flautist-play-the-same-note-at-the-same-time-even-though-the-frequency-of-the-sound-waves-is-identical-the-unique-styles-of-the-instruments-create-sounds-with-distinct-characteristics-which-aspect-of-sound-waves-accounts-for-the-difference-in-the-quality-of-the-sounds-we-hear-f9de5e06 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-motorcyclist-takes-off-from-a-standstill-and-steadily-speeds-up-over-15-seconds-hitting-a-final-speed-of-30-ms-during-this-time-he-covers-a-certain-distance-given-this-information-what-is-the-motorcyclists-acceleration-and-how-far-did-he-travel-in-those-15-seconds-32339149 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/during-a-classroom-experiment-learners-observe-the-lines-of-force-generated-by-two-point-charges-one-positive-and-one-negative-placed-close-to-each-other-based-on-this-setup-which-of-the-following-options-accurately-represents-how-the-force-lines-behave-between-these-two-charges-77edd3d8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/a-company-that-specializes-in-industrial-lighting-employs-flat-mirror-systems-to-evenly-spread-the-light-from-high-powered-lamps-across-large-workspaces-to-enhance-energy-efficiency-and-reduce-shadow-spots-engineers-need-to-position-the-mirrors-wisely-considering-the-principles-of-geometric-optics-like-the-straight-line-propagation-of-light-the-reversibility-of-light-paths-and-the-independence-of-multiple-light-beams-what-strategy-for-positioning-the-mirrors-would-best-optimise-lighting-in-work-areas-dfb8db98 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-50-kg-package-is-being-dragged-across-a-flat-surface-by-two-forces-acting-at-the-same-time-one-force-of-200-n-directed-east-and-another-force-of-150-n-directed-north-assuming-theres-no-friction-what-will-be-the-packages-resultant-acceleration-11269fec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/a-motorbike-starts-off-from-a-standstill-and-accelerates-steadily-reaching-a-speed-of-24-ms-after-8-seconds-it-then-keeps-this-constant-speed-for-another-12-seconds-before-gradually-coming-to-a-stop-looking-only-at-the-time-spent-speeding-up-and-maintaining-that-speed-what-is-the-average-speed-of-the-motorbike-during-the-first-20-seconds-of-its-journey-3e583cd7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/a-scientist-is-using-a-simple-pendulum-to-measure-the-acceleration-due-to-gravity-in-a-new-area-the-pendulums-length-is-200-metres-and-after-completing-15-full-swings-the-total-time-recorded-was-60-seconds-given-that-the-pendulums-motion-is-simple-harmonic-what-is-the-value-of-the-acceleration-due-to-gravity-in-this-area-58313a42 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-local-optical-engineering-firm-is-working-on-a-biconvex-lens-intended-for-an-advanced-vision-system-this-lens-is-crafted-from-glass-with-a-refractive-index-of-n-15-and-is-required-to-have-a-focal-length-of-20-cm-given-that-the-radius-of-curvature-of-the-first-surface-is-three-times-that-of-the-second-surface-apply-the-lens-makers-equation-to-find-the-values-of-the-radii-of-curvature-r1-and-r2-of-the-lens-a82ff8df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/an-engineer-is-designing-a-refrigeration-system-for-a-lab-that-needs-to-keep-a-consistent-temperature-while-using-minimal-energy-based-on-the-second-law-of-thermodynamics-which-of-the-following-statements-best-highlights-a-limitation-of-this-system-88565a84 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/an-engineer-is-setting-up-two-transmission-lines-using-strings-made-from-different-materials-both-under-the-same-amount-of-tension-to-improve-the-efficiency-of-mechanical-wave-propagation-along-these-strings-he-needs-to-find-out-the-speed-of-the-waves-in-each-one-considering-the-properties-of-waves-in-strings-how-does-the-speed-of-the-waves-correlate-with-the-linear-mass-of-the-materials-used-92a87cc7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/in-the-quest-for-sustainable-energy-solutions-many-cities-are-exploring-various-energy-sources-these-sources-can-be-either-renewable-or-non-renewable-given-this-context-which-of-the-options-below-represents-a-renewable-energy-source-8d4094de 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/a-researcher-wants-to-charge-a-plastic-sphere-without-actually-touching-it-with-another-charged-object-to-achieve-this-they-bring-a-charged-rod-close-to-the-sphere-and-then-isolate-the-sphere-based-on-electrostatic-principles-what-type-of-charging-method-was-used-and-what-is-the-predominant-charge-on-the-sphere-after-this-process-14b0c4c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-a-home-electrical-setup-three-devices-are-hooked-up-in-parallel-to-the-same-110-v-socket-the-resistances-of-each-device-are-10-w-20-w-and-30-w-respectively-what-is-the-total-equivalent-resistance-of-this-setup-6c7026c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/a-sealed-container-holds-a-gas-at-a-specific-temperature-if-the-temperature-of-the-gas-is-increased-to-double-its-original-value-while-keeping-the-volume-constant-how-will-this-affect-the-average-speed-of-the-gas-molecules-50be5174 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/a-technician-is-putting-together-a-circuit-that-needs-a-parallel-plate-capacitor-the-plates-of-the-capacitor-cover-an-area-of-02-m-and-are-spaced-5-mm-apart-the-gap-between-the-plates-is-filled-with-a-dielectric-material-that-has-a-relative-permittivity-constant-of-3-what-is-the-capacitance-of-this-capacitor-cd5828cc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/a-cyclist-is-riding-around-a-circular-track-with-a-diameter-of-20-metres-keeping-a-steady-speed-after-finishing-15-laps-what-is-the-total-angular-displacement-of-the-cyclist-in-radians-from-the-starting-point-be77a9b1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-this-lab-activity-we-have-two-positively-charged-metal-blocks-fixed-04-meters-apart-block-a-holds-a-charge-of-3-10-c-while-block-b-has-a-charge-of-15-10-c-to-stop-the-blocks-from-moving-apart-due-to-their-electrical-repulsion-we-introduce-a-neutral-third-block-precisely-halfway-between-a-and-b-and-then-we-give-it-a-positive-charge-using-coulombs-law-what-is-the-minimum-charge-that-the-third-block-must-carry-so-that-it-experiences-no-net-force-313c362c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/in-a-theme-park-a-seesaw-is-being-adjusted-to-balance-two-loads-on-the-left-side-a-child-weighing-30-kg-is-sitting-2-metres-from-the-pivot-point-making-a-30-angle-with-the-horizontal-on-the-right-side-a-toolbox-of-unknown-mass-needs-to-be-placed-15-metres-from-the-pivot-point-making-a-45-angle-with-the-horizontal-considering-torque-as-a-measure-of-the-tendency-to-rotate-what-should-the-mass-of-the-toolbox-be-for-the-seesaw-to-stay-balanced-70f74176 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/during-a-classroom-demonstration-a-learner-rubs-a-piece-of-wool-against-a-plastic-rod-and-then-brings-the-rod-close-to-small-balls-of-paper-it-is-noted-that-the-balls-are-attracted-to-the-rod-based-on-this-situation-identify-the-type-of-charging-that-occurred-between-the-rod-and-the-wool-and-indicate-which-of-the-two-materials-acquired-a-negative-charge-after-the-process-e77189f9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/lately-astronomical-observations-have-pinpointed-a-spot-in-space-where-light-seems-to-be-completely-absorbed-with-no-traceable-emission-taking-into-account-the-laws-of-physics-and-the-nature-of-black-holes-what-would-be-the-most-plausible-explanation-for-this-occurrence-72e1aba3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/picture-a-group-of-scientists-examining-the-orbits-of-the-planets-in-our-solar-system-they-notice-that-planets-that-are-nearer-to-the-sun-take-less-time-to-complete-their-orbits-compared-to-those-that-are-further-out-what-is-the-key-reason-behind-this-difference-in-the-time-it-takes-for-the-planets-to-orbit-65b4029b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/two-mechanical-waves-of-the-same-frequency-are-moving-through-the-same-medium-the-first-wave-is-represented-by-y1-4-sinwt-and-the-second-by-y2-3-sinwt-p3-whats-the-resulting-amplitude-when-these-waves-combine-82ddea2a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/in-an-electrical-lab-a-technician-moves-an-electric-charge-of-400-mc-from-point-a-to-point-b-within-a-uniform-electric-field-of-intensity-250-nc-the-movement-takes-place-at-an-angle-of-60-to-the-direction-of-the-electric-field-since-only-the-component-of-the-movement-in-the-direction-of-the-field-does-work-determine-the-voltage-difference-between-points-a-and-b-860324c5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/in-an-experiment-to-determine-the-elastic-constant-of-a-spring-a-student-applies-various-forces-and-measures-the-corresponding-deformations-recording-the-results-in-a-table-when-plotting-the-data-on-a-cartesian-plane-he-obtains-a-line-whose-gradient-represents-the-relationship-between-force-and-deformation-noticing-that-the-line-crosses-through-the-origin-the-student-draws-a-conclusion-about-the-behaviour-of-the-spring-based-on-this-what-is-the-physical-implication-of-this-result-and-what-would-it-mean-if-the-line-didnt-pass-through-the-point-0-0-4b4f0359 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/a-company-is-developing-a-magnetic-rail-system-for-transporting-loads-using-conductive-wires-placed-within-specific-magnetic-fields-in-one-of-the-modules-theres-a-straight-wire-measuring-250-metres-that-carries-an-electric-current-of-20-a-forming-an-angle-of-6000-with-the-direction-of-a-uniform-magnetic-field-of-035-t-which-is-applied-perpendicularly-to-the-base-of-the-rail-to-maintain-the-stability-of-the-system-its-essential-to-calculate-the-resultant-magnetic-force-acting-on-the-wire-considering-the-interaction-between-the-magnetic-field-and-the-current-flowing-through-the-wire-determine-the-magnitude-of-the-magnetic-force-exerted-on-it-ea1357df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/a-glass-tank-with-a-capacity-of-1000-litres-is-completely-filled-with-water-at-a-temperature-of-20c-when-the-outside-temperature-uniformly-rises-to-60c-both-the-water-and-the-glass-will-expand-due-to-heat-since-the-volumetric-expansion-coefficient-of-water-is-greater-than-that-of-glass-you-need-to-assess-whether-the-reservoir-will-overflow-because-of-the-waters-expansion-8f274f33 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-worker-is-using-a-rope-to-pull-a-box-weighing-150-kg-across-a-flat-surface-pulling-at-a-45-angle-to-the-ground-given-that-the-friction-between-the-box-and-the-surface-is-03-calculate-the-amount-of-pulling-force-needed-to-keep-the-box-moving-at-a-steady-speed-5b16791b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/a-positively-charged-particle-is-travelling-south-through-a-uniform-electric-field-with-an-intensity-of-250-nc-if-the-path-taken-by-the-particle-makes-a-45-angle-with-the-lines-of-the-electric-field-and-the-total-distance-covered-is-3-metres-what-is-the-work-done-by-the-electric-force-during-this-distance-872f2a95 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-a-physics-lab-a-straight-wire-carrying-an-electric-current-of-intensity-i-is-set-up-vertically-to-perform-the-experiment-we-need-to-calculate-the-magnetic-field-generated-at-a-distance-r-from-the-wire-if-the-current-in-the-wire-is-6-a-and-were-looking-at-a-distance-of-010-meters-what-is-the-magnitude-of-the-magnetic-field-at-that-point-33afbda2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/jose-wants-to-make-his-lamp-brighter-at-home-he-decides-to-up-the-voltage-from-the-power-source-from-6-v-to-12-v-while-keeping-the-resistance-steady-according-to-ohms-first-law-what-impact-will-this-have-on-the-electric-current-in-the-circuit-9058098f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/in-a-tube-with-a-changing-cross-section-a-liquid-flows-from-a-broader-area-to-a-narrower-one-according-to-bernoullis-principle-and-the-laws-of-energy-conservation-how-do-the-speed-and-pressure-of-the-liquid-vary-as-it-moves-into-the-narrower-section-99ff8049 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/in-a-classroom-experiment-a-student-sends-a-transverse-wave-along-a-rope-that-is-securely-fastened-at-one-end-when-the-wave-reaches-the-wall-it-bounces-back-off-the-rope-taking-into-account-the-behaviour-of-wave-reflection-in-fixed-media-what-occurs-to-the-reflected-wave-in-this-situation-3a568f64 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/in-a-physics-lab-a-student-sets-up-an-electric-circuit-using-a-12-v-battery-connected-in-series-to-a-6-w-resistor-to-measure-the-current-flowing-through-the-circuit-they-use-an-ammeter-with-an-internal-resistance-of-05-w-taking-into-account-the-ammeters-internal-resistance-what-will-the-reading-on-this-device-show-305beea8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/when-youre-installing-an-electrical-device-in-a-home-youll-notice-that-the-wires-that-carry-electricity-are-made-from-a-specific-type-of-material-while-the-outer-covering-of-the-cables-consists-of-another-material-that-blocks-unwanted-current-this-setup-ensures-both-efficient-energy-transfer-and-safety-for-users-in-light-of-this-which-of-the-following-options-best-highlights-the-differences-in-properties-between-electrical-conductors-and-insulators-used-in-such-installations-9650b436 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/in-a-scientific-expedition-a-land-vehicle-starts-off-from-a-standstill-and-accelerates-smoothly-until-it-hits-a-speed-of-16-ms-in-8-seconds-to-navigate-through-rough-terrain-taking-into-account-this-evenly-varied-motion-what-was-the-average-speed-of-the-vehicle-throughout-the-acceleration-phase-22085d33 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/to-enhance-the-accuracy-of-optical-devices-scientists-need-to-grasp-the-atomic-structure-of-the-materials-they-are-working-with-while-investigating-the-hydrogen-atom-a-researcher-is-looking-to-determine-the-radius-of-the-third-electronic-orbit-n3-across-various-energy-levels-using-the-bohr-model-and-principles-from-modern-physics-what-would-be-the-radius-of-the-n-th-orbit-of-the-hydrogen-atom-in-this-scenario-4086f866 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-motorcyclist-takes-off-from-a-standstill-and-speeds-up-steadily-to-reach-30-ms-in-15-seconds-aiming-to-overtake-another-vehicle-on-the-road-based-on-this-scenario-what-was-the-average-scalar-acceleration-of-the-motorcyclist-during-this-time-f3d9be44 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/on-a-construction-site-there-are-two-parallel-conductive-wires-carrying-electric-currents-the-first-wire-carries-a-current-of-40-a-northwards-and-is-positioned-030-m-to-the-west-of-the-point-were-looking-at-the-second-wire-carries-a-current-of-40-a-eastwards-and-is-situated-040-m-to-the-south-of-the-same-point-taking-into-account-the-magnetic-fields-produced-by-each-wire-at-this-location-what-is-the-strength-of-the-resultant-magnetic-field-f8922d0a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/an-engineer-is-working-on-a-vehicle-that-slows-down-based-on-the-formula-a-k-v-where-a-represents-acceleration-v-is-the-speed-and-k-is-an-unknown-constant-since-speed-has-dimensions-of-length-per-time-what-is-the-dimension-of-the-constant-k-870f93af 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/massive-stars-at-the-end-of-their-life-cycle-explode-in-spectacular-supernovae-releasing-heavy-chemical-elements-into-the-vastness-of-space-these-elements-are-crucial-for-the-formation-of-new-planetary-systems-with-this-in-mind-which-of-the-options-below-best-explains-the-connection-between-how-stars-evolve-and-the-origin-of-essential-elements-needed-for-the-formation-of-solar-systems-4ad172a4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/during-the-assembly-of-an-optical-system-for-a-scientific-experiment-the-professor-uses-two-lenses-one-with-a-focal-length-of-2-metres-and-another-with-a-focal-length-of-1-metre-what-is-the-total-vergence-of-the-system-formed-by-these-two-lenses-b529e90a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/while-preparing-for-a-marathon-joao-decides-to-keep-track-of-his-step-count-to-gauge-the-effort-required-to-finish-the-42195-km-race-knowing-that-he-generally-takes-a-step-every-075-meters-what-is-the-likely-order-of-magnitude-for-the-total-number-of-steps-joao-will-take-throughout-the-marathon-8d15e6ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/two-identical-springs-each-with-a-spring-constant-k-are-connected-in-series-and-anchored-to-a-wall-when-a-force-is-applied-this-spring-system-stretches-a-total-distance-x-from-its-resting-position-calculate-the-work-done-by-the-elastic-force-as-the-two-springs-deform-8d247692 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/an-electrician-is-putting-together-a-circuit-that-uses-a-voltage-source-of-18-v-connected-to-two-resistors-hooked-up-in-series-the-first-resistor-has-a-resistance-that-is-three-times-that-of-the-second-resistor-using-ohms-law-what-is-the-current-flowing-through-the-circuit-44954cec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/on-an-analog-clock-the-minute-hand-makes-a-full-rotation-every-60-minutes-if-the-minute-hand-moves-from-12-oclock-to-4-oclock-what-is-the-angular-displacement-of-the-hand-during-that-period-a52915db 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/a-cruise-ship-moves-at-a-steady-speed-through-smooth-waters-without-speeding-up-or-slowing-down-according-to-newtons-1st-law-what-must-be-true-about-the-net-forces-acting-on-the-ship-687c76f2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/when-you-look-at-an-object-submerged-in-a-lake-it-can-seem-like-its-position-is-off-compared-to-where-it-actually-is-this-happens-because-of-how-light-bends-when-it-passes-through-water-given-that-the-refractive-index-of-air-is-100-and-that-of-water-is-133-what-is-the-angle-of-refraction-when-a-ray-of-light-hits-the-air-water-boundary-at-an-angle-of-incidence-of-45-5a73c57b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/a-proton-with-a-mass-of-167-x-10-27-kg-and-a-charge-of-160-x-10-19-c-is-initially-at-rest-in-an-area-where-the-electric-potential-energy-is-800-x-10-18-j-when-it-is-released-the-proton-begins-to-move-towards-a-constant-electric-force-assuming-all-the-electric-potential-energy-is-converted-into-kinetic-energy-and-disregarding-air-resistance-what-will-the-speed-of-the-proton-be-when-it-reaches-its-final-position-48ecc885 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/a-cyclist-weighing-75-kg-is-pedalling-steadily-at-10-ms-on-a-flat-track-meanwhile-a-motorcyclist-who-weighs-200-kg-zooms-along-the-same-track-at-15-ms-using-the-formula-q-m-v-what-is-the-momentum-of-the-cyclist-ff3f5b8b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/in-an-experiment-examining-stationary-waves-in-taut-strings-two-strings-of-lengths-l-and-l-are-subjected-to-the-same-tension-and-share-the-same-linear-mass-density-it-was-observed-that-the-first-string-can-support-up-to-the-third-harmonic-while-the-second-string-only-accommodates-up-to-the-second-harmonic-based-on-this-information-what-can-we-conclude-about-the-relationship-between-the-lengths-l-and-l-of-the-strings-f7a6cc46 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-bus-on-the-move-starts-with-a-speed-of-10-ms-and-accelerates-steadily-until-it-hits-30-ms-in-8-seconds-while-climbing-a-steep-hill-based-on-this-scenario-what-was-the-average-scalar-acceleration-of-the-bus-during-this-time-5b705a07 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-apparent-frequency-perceived-by-an-observer-who-may-be-moving-or-stationary-from-a-sound-source-that-may-be-moving-or-stationary-it-is-important-that-at-least-one-of-the-two-is-moving/a-moving-train-makes-a-sound-with-an-original-frequency-of-500-hz-as-it-approaches-a-railway-station-considering-the-speed-of-sound-in-air-is-340-ms-and-the-trains-speed-is-30-ms-what-is-the-frequency-that-the-observer-at-the-station-perceives-e716c0fb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/a-mass-spring-system-comprises-a-spring-with-a-spring-constant-of-120-nm-attached-to-a-3-kg-mass-at-one-end-when-the-mass-is-displaced-015-m-from-its-resting-position-and-then-released-it-starts-to-move-in-simple-harmonic-motion-shm-without-any-friction-given-these-parameters-what-is-the-period-of-the-motion-and-the-maximum-acceleration-that-the-mass-undergoes-5e503b2c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/in-a-physics-lab-a-rope-thats-secured-at-both-ends-experiences-an-initial-disturbance-setting-it-into-harmonic-oscillation-measurements-show-that-the-position-of-the-ropes-particles-oscillates-with-an-amplitude-of-005-m-a-frequency-of-10-hz-and-an-initial-phase-shift-of-p4-radians-what-is-the-sinusoidal-equation-that-depicts-the-wave-motion-over-time-t-18ac868a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/in-a-billiards-game-a-ball-weighing-016-kg-is-initially-at-rest-another-ball-with-a-mass-of-015-kg-is-moving-at-a-speed-of-200-ms-and-has-a-perfectly-elastic-collision-with-the-first-ball-after-the-collision-the-015-kg-ball-deflects-at-an-angle-of-30-from-its-original-path-using-the-principles-of-momentum-conservation-what-is-the-speed-of-the-016-kg-ball-after-the-collision-665abebc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/a-scientist-is-looking-into-the-possibility-of-moving-heat-from-a-cold-area-to-a-hot-area-using-only-a-mechanical-device-without-pumping-in-any-external-energy-based-on-the-2nd-law-of-thermodynamics-what-can-we-conclude-about-this-idea-937cf5f8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/polarized-sunglasses-help-to-cut-down-glare-thats-reflected-off-surfaces-like-roads-and-water-when-unpolarized-light-hits-a-polarizer-at-an-angle-8-relative-to-the-direction-of-polarization-what-is-the-power-of-the-light-that-gets-through-compared-to-the-initial-power-i0-7bf43a29 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/an-engineer-is-working-on-a-damping-mechanism-for-vehicles-that-uses-springs-with-varying-elastic-constants-in-a-practical-experiment-he-connects-two-springs-in-series-where-the-first-spring-has-an-elastic-constant-k1-and-the-second-one-k2-when-he-compresses-the-entire-system-by-a-distance-x-he-aims-to-determine-the-total-work-done-by-the-elastic-force-the-work-done-by-an-elastic-force-is-represented-by-w-k-x-2-and-for-springs-in-series-the-equivalent-elastic-constant-keq-can-be-calculated-using-the-formula-1keq-1k1-1k2-which-of-the-following-expressions-correctly-represents-the-total-work-done-by-the-compressed-spring-system-1c762c67 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/a-100-kg-athlete-sprints-towards-a-wall-at-a-speed-of-8-ms-and-collides-with-it-using-their-arms-for-a-duration-of-05-seconds-coming-to-a-complete-standstill-based-on-the-impulse-theorem-what-is-the-average-force-the-athlete-applies-on-the-wall-during-the-impact-29a3b1a1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/in-an-acoustics-lesson-it-was-noted-that-two-musical-notes-produced-by-different-instruments-have-the-same-fundamental-frequency-but-show-different-amplitudes-and-harmonic-structures-keeping-in-mind-the-concepts-of-pitch-timbre-and-the-volume-of-sound-waves-which-of-these-differences-contributes-to-making-each-instrument-distinctive-in-its-sound-quality-despite-sharing-the-same-pitch-a1ae1e63 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/in-the-bicycle-manufacturing-sector-the-transmission-system-utilizes-a-series-of-gears-to-manage-speed-and-torque-the-pedal-is-linked-to-a-30-tooth-gear-that-drives-an-intermediate-gear-with-60-teeth-this-connects-to-a-final-gear-with-20-teeth-that-turns-the-rear-wheel-if-we-consider-that-the-cyclist-is-pedalling-at-90-revolutions-per-minute-rpm-what-will-be-the-angular-speed-of-the-rear-wheel-assume-that-there-are-no-energy-losses-in-the-system-and-that-all-gears-are-engaged-directly-45913076 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/in-a-lab-experiment-two-spaceships-a-and-b-are-cruising-in-a-straight-line-at-a-steady-pace-relative-to-one-another-with-spaceship-b-travelling-at-a-constant-speed-of-06c-compared-to-spaceship-a-both-crafts-emit-a-beam-of-light-simultaneously-in-their-own-reference-frames-considering-the-principles-of-einsteins-theory-of-relativity-how-will-the-measurements-of-the-speed-of-light-made-by-the-crews-of-ships-a-and-b-relate-466aedc6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/a-researcher-is-working-on-an-electronic-device-that-utilises-a-spherical-capacitor-to-efficiently-store-electrical-charges-this-capacitor-features-two-concentric-spheres-with-the-inner-sphere-having-a-radius-r1-and-the-outer-sphere-a-radius-r2-the-space-between-the-spheres-is-occupied-by-a-dielectric-material-that-has-a-relative-dielectric-constant-er-given-that-the-capacitor-is-charged-with-a-charge-q-on-the-inner-sphere-and-q-on-the-outer-sphere-how-can-the-researcher-determine-the-capacitance-of-this-spherical-capacitor-using-the-values-of-r1-r2-and-er-cb3948cb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/an-engineer-is-designing-an-electric-generator-that-features-a-coil-of-50-turns-rotating-steadily-in-a-uniform-magnetic-field-of-080-t-the-angle-between-the-coils-plane-and-the-magnetic-field-direction-changes-sinusoidally-over-time-using-faradays-law-what-is-the-maximum-induced-electromotive-force-emf-in-the-coil-926d5a68 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-tools-such-as-graphs-to-calculate-the-work-of-a-force-using-the-idea-that-the-area-on-a-force-by-displacement-graph-is-numerically-equal-to-the-work-generated-by-the-force/a-block-is-pushed-along-a-flat-surface-with-a-force-that-changes-based-on-how-far-it-has-moved-the-graph-of-the-force-applied-in-newtons-against-the-distance-travelled-in-metres-is-a-straight-line-that-begins-at-the-point-0-10-and-finishes-at-the-point-5-0-based-on-this-graph-what-is-the-amount-of-work-done-by-the-force-over-a-distance-of-5-metres-c226bb60 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/an-engineer-is-working-on-an-energy-storage-system-that-incorporates-spherical-capacitors-he-opted-for-two-concentric-spheres-where-the-inner-sphere-has-a-radius-of-5-cm-and-the-outer-sphere-measures-10-cm-all-situated-in-a-dielectric-material-that-has-a-permittivity-twice-that-of-vacuum-permittivity-what-remains-to-be-calculated-is-the-capacitance-of-this-spherical-capacitor-1e4f3fef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/a-cyclist-steadily-picks-up-speed-along-a-straight-track-in-the-context-of-uniformly-accelerated-motion-what-does-the-graph-look-like-that-connects-the-cyclists-speed-to-their-position-throughout-the-ride-f8de0a5a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/in-a-household-a-technician-is-checking-an-electrical-circuit-made-up-of-two-resistors-connected-in-series-the-first-resistor-has-a-resistance-of-450-w-and-the-second-one-has-a-resistance-of-575-w-with-the-voltage-supplied-by-the-source-being-1800-v-what-is-the-current-flowing-through-the-circuit-according-to-ohms-1st-law-458ce5c1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/maria-is-using-a-lever-to-lift-a-heavy-box-she-applies-a-force-of-50-n-at-the-end-of-the-lever-which-is-positioned-04-meters-from-the-pivot-point-the-force-is-applied-at-an-angle-of-30-degrees-to-the-lever-what-is-the-torque-that-maria-generates-on-the-box-91b246e3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/an-engineer-is-designing-a-gas-storage-system-using-a-container-divided-by-a-movable-piston-in-compartment-a-the-piston-has-an-area-of-060-m-and-is-subjected-to-a-constant-force-of-450-n-meanwhile-in-compartment-b-the-piston-has-an-area-of-040-m-and-needs-to-be-adjusted-to-ensure-that-both-compartments-maintain-equal-pressures-without-altering-the-temperature-of-the-gas-what-force-should-be-applied-in-compartment-b-to-achieve-this-balance-0636db25 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/a-learner-is-using-a-spring-to-suspend-a-block-in-a-physics-experiment-when-extending-the-spring-to-a-distance-x-he-wants-to-calculate-the-work-done-by-the-elastic-force-since-the-spring-follows-hookes-law-which-expression-accurately-represents-the-work-done-by-the-elastic-force-during-this-extension-de17e26a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-mass-m-is-attached-to-a-spring-with-an-elastic-constant-k-and-moves-away-from-its-equilibrium-position-initiating-simple-harmonic-motion-shm-by-linking-this-movement-to-uniform-circular-motion-with-a-radius-equal-to-the-amplitude-of-shm-and-angular-frequency-w-what-is-the-formula-that-connects-the-maximum-speed-of-the-mass-to-the-parameters-m-and-k-cbe5256a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/an-engineer-is-designing-a-security-system-that-uses-a-conductive-wire-carrying-an-electric-current-to-generate-a-magnetic-field-the-wire-is-positioned-vertically-and-carries-a-current-of-intensity-i-if-we-consider-a-point-situated-at-a-distance-r-from-the-wire-what-is-the-magnitude-of-the-magnetic-field-produced-by-this-wire-at-that-point-2af24e55 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/a-metal-plate-used-in-building-a-tank-has-an-area-of-250-m-at-room-temperature-when-the-tanks-temperature-rises-by-150c-during-operation-the-plate-expands-in-surface-area-given-that-the-materials-coefficient-of-surface-expansion-is-18-10-c-what-will-the-new-area-of-the-plate-be-at-150c-6305434a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-2-kg-weight-is-attached-to-a-spring-and-oscillates-vertically-without-any-friction-when-the-weight-is-moved-05-meters-from-its-resting-position-and-released-it-starts-to-oscillate-periodically-since-this-motion-represents-simple-harmonic-motion-what-is-the-equation-that-describes-the-position-of-the-weight-as-a-function-of-time-b6879f41 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-a-physics-lab-two-positively-charged-metallic-spheres-are-set-050-meters-apart-according-to-coulombs-law-how-much-should-the-distance-between-the-spheres-be-changed-to-cut-the-electric-repulsive-force-in-half-86344f27 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-4-kg-block-is-placed-at-the-top-of-a-frictionless-ramp-thats-inclined-at-30-degrees-to-the-horizontal-with-a-height-of-8-meters-as-it-slides-down-the-ramp-what-will-the-mechanical-energy-of-the-block-be-at-the-bottom-08614bd3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/an-ideal-gas-goes-through-a-thermodynamic-change-in-which-its-volume-increases-from-0030-m-to-0080-m-while-its-pressure-decreases-linearly-from-400-10-pa-to-200-10-pa-what-is-the-work-done-by-the-gas-during-this-change-6dae06b0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/in-a-basic-generator-a-coil-with-an-area-of-050-m-is-rotated-within-a-consistent-magnetic-field-of-080-t-the-coil-completes-a-full-rotation-in-200-seconds-what-is-the-average-induced-electromotive-force-emf-in-the-coil-during-this-process-9e47c77c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/on-a-test-track-two-cars-crash-head-on-in-a-completely-elastic-collision-car-a-has-a-mass-of-800-kg-and-was-travelling-at-20-ms-before-the-impact-while-car-b-has-a-mass-of-1200-kg-and-was-initially-stationary-taking-into-account-the-conservation-of-momentum-and-the-absence-of-external-forces-in-the-system-what-will-be-the-speed-of-each-car-after-the-collision-15a69922 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-reference-frame-is-a-system-that-can-be-used-to-describe-the-motion-of-a-system-which-can-be-moving-or-at-rest-find-the-position-of-an-object-in-a-given-reference-system/an-airplane-flies-east-at-a-constant-speed-of-900-kmh-relative-to-the-ground-at-the-same-time-a-person-on-board-walks-north-at-a-steady-pace-of-5-kmh-relative-to-the-airplane-considering-the-perspective-from-the-ground-what-will-be-the-persons-position-compared-to-the-starting-point-after-2-hours-of-flight-4b533162 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/a-local-electronics-company-is-working-on-an-energy-storage-circuit-that-incorporates-multiple-capacitors-in-series-to-enhance-the-overall-performance-of-the-final-product-in-this-design-three-capacitors-with-values-of-5-mf-10-mf-and-20-mf-are-connected-in-series-to-create-a-storage-module-given-that-the-equivalent-capacitance-of-capacitors-in-series-is-calculated-using-the-reciprocal-of-the-sum-of-the-individual-reciprocals-what-is-the-equivalent-capacitance-for-this-capacitor-module-656bb577 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/an-analogue-clock-has-a-minute-hand-that-completes-a-full-rotation-of-360-degrees-in-60-minutes-if-the-hand-moves-90-degrees-over-a-period-of-15-minutes-what-is-the-average-angular-velocity-of-the-minute-hand-during-this-time-46263fe5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/during-a-race-a-cyclist-ramps-up-their-speed-from-2-ms-to-18-ms-over-10-seconds-given-this-information-what-was-the-average-scalar-acceleration-experienced-by-the-cyclist-during-this-time-frame-d66bac5d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/during-a-soccer-match-a-player-kicks-a-ball-that-weighs-05-kg-and-is-initially-stationary-he-applies-an-average-force-of-150-n-for-01-seconds-to-give-it-some-speed-what-is-the-final-velocity-of-the-ball-after-the-kick-59d6fcbe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/an-astronomer-is-examining-two-planets-a-and-b-that-orbit-a-star-similar-in-mass-to-the-sun-planet-a-is-positioned-1-astronomical-unit-au-away-from-the-star-while-planet-b-is-located-at-a-distance-of-3-au-by-applying-keplers-laws-and-the-principle-of-universal-gravitation-what-is-the-ratio-of-the-orbital-periods-of-b-and-a-cfc3ba61 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/a-power-station-is-running-a-generator-that-features-a-circular-coil-with-a-radius-of-025-m-and-200-turns-rotating-steadily-in-a-constant-magnetic-field-of-18-t-during-its-operation-the-magnetic-flux-through-the-coil-drops-from-04-wb-to-01-wb-over-a-period-of-05-seconds-using-faradays-law-what-is-the-induced-electromotive-force-emf-in-the-coil-during-this-time-period-0cec128e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/maria-released-a-3-kg-block-from-rest-at-the-top-of-an-inclined-ramp-at-25-degrees-which-is-8-meters-long-and-3-meters-high-given-that-theres-no-friction-during-the-motion-what-is-the-total-mechanical-energy-of-the-block-both-at-the-start-and-at-the-bottom-of-its-descent-489fabbb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/a-piston-cylinder-holds-250-moles-of-an-ideal-gas-at-a-starting-pressure-of-100-atm-and-a-temperature-of-27315-k-during-an-experiment-the-gas-is-compressed-to-a-final-volume-of-400-l-and-its-temperature-rises-to-35000-k-since-the-amount-of-gas-stays-the-same-what-will-the-final-pressure-be-on-the-gas-after-compression-ed95f399 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-gausss-equation-to-calculate-the-distance-between-images-and-mirrors-based-on-the-mirrors-focal-length-as-well-as-the-linear-magnification/an-engineer-is-working-on-a-lighting-system-that-uses-convex-mirrors-to-redirect-light-from-a-source-in-various-directions-he-has-chosen-a-convex-mirror-with-a-focal-length-of-20-cm-if-the-light-source-is-placed-50-cm-away-from-the-mirror-what-is-the-distance-between-the-image-created-and-the-mirror-and-what-is-the-linear-magnification-of-that-image-f922fc6e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-thermal-power-station-operates-a-thermal-machine-between-a-heat-source-at-700-k-and-a-cold-reservoir-at-300-k-considering-the-principles-of-thermodynamics-what-is-the-highest-theoretical-efficiency-that-this-machine-can-achieve-c7174941 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/a-thermodynamic-engine-functions-in-a-cycle-where-it-takes-in-a-certain-amount-of-heat-from-its-surroundings-performs-mechanical-work-and-releases-some-heat-back-into-an-external-reservoir-throughout-this-process-energy-flows-between-the-system-and-its-environment-in-the-form-of-heat-and-work-according-to-the-1st-law-of-thermodynamics-which-of-the-following-expressions-accurately-represents-the-relationship-between-the-heat-supplied-to-the-system-the-work-done-by-the-system-and-the-change-in-the-systems-internal-energy-7b165de7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/in-a-lab-experiment-learners-set-up-an-electric-circuit-that-includes-a-power-source-various-resistors-and-measuring-instruments-to-determine-the-current-flowing-through-a-specific-resistor-and-the-voltage-difference-between-two-points-in-the-circuit-what-are-the-correct-connections-for-the-ammeter-and-voltmeter-taking-into-account-their-ideal-functions-2f87425f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/a-student-conducts-an-experiment-using-a-cylinder-with-a-movable-piston-containing-3-moles-of-an-ideal-gas-initially-at-1-atm-pressure-and-300-k-temperature-the-gas-undergoes-an-adiabatic-process-until-the-pressure-increases-to-3-atm-following-this-there-is-a-constant-volume-transformation-during-which-the-gas-absorbs-450-j-of-heat-using-the-first-law-of-thermodynamics-what-is-the-final-temperature-of-the-gas-after-both-processes-d93c6c77 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/in-a-static-electricity-experiment-a-learner-rubs-two-different-materials-together-causing-electric-charges-to-move-between-them-notably-only-negative-charges-are-being-transferred-from-one-material-to-the-other-and-since-the-charge-of-an-electron-is-160-10-19-c-if-one-of-the-materials-ends-up-with-a-total-charge-of-480-10-15-c-after-rubbing-we-need-to-determine-the-number-of-electrons-that-have-migrated-to-this-material-d45cfa2b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/in-a-practical-experiment-to-assess-how-well-electric-motors-perform-a-motor-draws-a-current-of-525-a-and-runs-at-a-voltage-of-220-v-for-350-minutes-focusing-only-on-the-electrical-energy-supplied-to-the-motor-calculate-the-thermal-power-that-the-motor-releases-during-this-time-43d79062 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-car-is-taking-a-bend-on-a-circular-road-with-a-radius-of-50-metres-while-making-the-turn-the-car-shifts-its-angular-position-from-30-to-150-over-20-seconds-what-is-the-average-angular-velocity-of-the-car-during-this-manoeuvre-f138010c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-magnetic-field-is-a-place-where-magnetic-forces-can-be-detected-represented-by-magnetic-field-lines-verify-which-bodies-interact-with-magnetic-fields-and-bodies-that-can-generate-a-magnetic-field-such-as-magnets/a-researcher-is-working-on-a-magnetic-traction-system-that-uses-two-concentric-circular-coils-each-carrying-electric-currents-of-varying-strengths-coil-a-carries-a-current-of-5-a-in-the-clockwise-direction-while-coil-b-carries-a-current-of-3-a-in-the-counterclockwise-direction-given-how-the-magnetic-field-lines-generated-by-each-coil-are-represented-what-will-be-the-direction-of-the-resulting-magnetic-field-in-the-shared-central-area-between-the-two-coils-327119cc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/in-an-aquarium-thats-fitted-with-a-heating-system-to-keep-the-water-temperature-stable-the-heater-is-positioned-near-the-bottom-of-the-tank-its-noticeable-that-the-water-warmed-by-the-heater-rises-to-the-surface-while-the-cooler-water-sinks-to-be-heated-again-additionally-a-lamp-situated-at-the-top-of-the-aquarium-gives-off-thermal-energy-that-helps-to-raise-the-overall-temperature-of-the-system-considering-the-heat-transfer-methods-at-play-which-of-the-following-options-best-describes-the-heat-transfer-processes-happening-in-the-aquarium-438ab8c7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/at-an-airfield-the-wings-of-an-airplane-are-crafted-with-a-specific-curvature-to-enhance-lift-during-flight-in-line-with-bernoullis-principle-how-does-the-variance-in-air-flow-speed-above-and-below-the-wings-contribute-to-lift-generation-0887e8a2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/in-a-photoelectric-effect-experiment-a-beam-of-light-with-a-frequency-of-500-x-1014-hz-strikes-a-metal-surface-with-a-work-function-of-250-ev-what-is-the-maximum-kinetic-energy-of-the-emitted-electrons-3cb0234b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/an-artificial-satellite-is-being-put-into-orbit-around-the-earth-to-enhance-global-communications-taking-into-account-the-laws-of-universal-gravitation-and-keplers-laws-which-of-the-following-options-best-outlines-the-relationship-between-the-satellites-distance-from-the-earths-center-and-its-orbital-period-2af427f1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/study-the-movement-of-fluids-bernoullis-principle-states-that-in-an-ideal-flow-the-pressure-decreases-when-the-fluid-velocity-increases-and-vice-versa-keeping-the-total-energy-constant/on-an-airplane-wing-the-curved-shape-of-the-top-side-causes-the-air-to-flow-faster-compared-to-the-bottom-side-according-to-bernoullis-principle-how-does-this-difference-in-speed-impact-the-pressure-across-the-wing-surfaces-contributing-to-lift-05922058 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/when-a-photographer-uses-a-polarizing-filter-on-their-camera-theyre-aiming-to-cut-down-on-glare-from-shiny-surfaces-given-that-reflected-light-is-partially-polarized-how-does-the-brightness-of-the-light-that-passes-through-the-polarizer-change-based-on-the-angle-between-the-lights-polarization-direction-and-the-polarizers-axis-121c0134 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/a-scientist-is-looking-to-calculate-the-gravitational-force-the-earth-applies-on-an-object-at-its-surface-this-force-is-influenced-by-the-mass-of-the-earth-the-earths-radius-and-the-universal-gravitational-constant-whats-the-right-expression-to-find-the-gravitational-force-in-relation-to-the-radius-of-the-earth-bc750e62 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/an-architect-is-designing-a-sculpture-that-will-be-installed-in-a-lake-and-needs-to-choose-a-suitable-material-that-will-keep-it-stable-in-the-water-understanding-that-the-specific-mass-of-a-material-is-figured-out-by-the-ratio-of-its-mass-to-its-volume-and-given-that-the-density-of-water-is-100-gcm-which-of-the-following-characteristics-indicates-that-a-material-is-better-suited-to-ensure-that-the-sculpture-stays-stable-without-sinking-too-much-c58edc11 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/in-an-electronics-workshop-its-important-to-set-up-a-test-circuit-that-utilises-resistors-to-mimic-various-load-conditions-the-engineer-opts-to-use-four-resistors-with-values-of-6-w-12-w-18-w-and-24-w-the-6-w-and-24-w-resistors-are-connected-in-parallel-just-like-the-12-w-and-18-w-resistors-next-both-parallel-combinations-are-linked-in-series-what-is-the-overall-equivalent-resistance-of-this-setup-with-the-resistors-3491186d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/an-engineer-is-designing-an-irrigation-system-for-a-farm-and-needs-to-determine-the-water-flow-in-the-pipes-the-main-valve-directs-a-flow-of-350-litres-per-hour-to-optimise-the-sizing-of-the-pipes-what-is-the-flow-rate-in-millilitres-per-second-that-the-engineer-should-consider-d09f3b6c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/a-group-of-scientists-is-gearing-up-to-launch-two-satellites-into-orbit-around-an-exoplanet-satellite-a-will-be-launched-at-a-height-of-300-km-from-the-planets-surface-while-satellite-b-will-be-set-at-600-km-above-the-same-surface-both-satellites-will-operate-in-stable-circular-orbits-according-to-keplers-laws-which-of-the-satellites-will-have-a-longer-orbital-period-c8928f4a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/in-a-radiology-lab-various-types-of-electromagnetic-radiation-are-used-for-medical-diagnostics-given-the-different-spectrums-of-radiation-employed-and-their-potential-effects-on-human-health-which-of-the-following-practices-is-the-most-effective-for-minimising-the-risks-associated-with-exposure-for-healthcare-professionals-and-patients-1e005246 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/as-a-massive-star-evolves-it-goes-through-different-nucleosynthetic-phases-that-result-in-the-creation-of-heavier-chemical-elements-when-the-star-reaches-the-end-of-its-life-cycle-these-elements-are-released-into-interstellar-space-helping-to-form-new-solar-systems-given-this-process-which-element-is-most-commonly-produced-in-the-later-stages-of-a-stars-evolution-and-is-vital-for-the-development-of-rocky-planets-cb5596d3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-gausss-equation-to-calculate-the-distance-between-images-and-mirrors-based-on-the-mirrors-focal-length-as-well-as-the-linear-magnification/an-interior-designer-uses-concave-and-convex-mirrors-with-focal-lengths-of-60-cm-and-40-cm-respectively-to-create-unique-lighting-effects-in-a-space-an-object-is-placed-90-cm-away-from-each-of-the-mirrors-by-applying-the-gaussian-equation-we-can-calculate-the-position-of-the-images-formed-by-each-mirror-and-identify-which-one-offers-a-greater-linear-magnification-for-the-object-28676b55 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-cart-is-connected-to-an-ideal-spring-on-a-horizontal-track-with-no-friction-when-the-cart-is-pulled-from-its-resting-position-and-released-it-starts-to-oscillate-in-a-steady-manner-given-that-the-cart-has-a-mass-of-050-kg-and-the-spring-constant-is-20-nm-what-is-the-equation-for-simple-harmonic-motion-that-describes-this-oscillation-in-terms-of-time-t-4669e8ca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/an-electric-motor-thats-part-of-a-production-line-continuously-draws-power-while-its-running-besides-doing-mechanical-work-some-of-this-energy-turns-into-heat-thats-released-into-the-environment-given-that-the-motor-has-an-electrical-power-rating-of-2500-w-and-delivers-mechanical-work-at-1800-w-how-much-thermal-power-is-given-off-by-the-motor-aca800aa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-coils-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-coils/in-a-physics-lab-a-student-is-working-with-a-circular-coil-consisting-of-120-turns-each-with-a-radius-of-15-cm-when-a-current-of-4-a-flows-through-the-coil-he-needs-to-determine-the-strength-of-the-magnetic-field-at-the-centre-of-the-coil-to-fine-tune-the-parameters-of-the-experiment-what-is-the-strength-of-the-magnetic-field-at-the-centre-of-the-coil-b72088ee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/with-the-rise-of-wireless-communication-technologies-like-cell-phone-towers-and-wi-fi-connections-people-are-more-exposed-to-various-forms-of-electromagnetic-radiation-considering-the-impact-of-this-radiation-on-our-bodies-which-of-the-following-electromagnetic-waves-poses-the-greatest-risk-to-health-when-used-at-high-intensities-9ef796f9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/in-a-physics-lab-weve-set-up-two-different-electrical-circuits-to-power-three-identical-resistors-each-rated-at-30-w-the-first-circuit-has-all-the-resistors-connected-in-series-while-the-second-circuit-features-two-resistors-in-parallel-with-the-third-one-connected-in-series-to-this-combination-given-that-were-using-a-12-v-voltage-source-calculate-the-equivalent-resistance-of-each-circuit-and-identify-which-configuration-allows-for-a-higher-total-current-output-from-the-source-389e95ae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/in-a-physics-lab-learners-are-investigating-how-waves-behave-on-a-vibrating-string-during-the-experiment-they-noted-that-the-distance-between-two-consecutive-crests-is-120-metres-and-the-waves-move-at-a-speed-of-24-metres-per-second-based-on-this-information-what-is-the-frequency-of-the-waves-created-by-the-students-acf5b371 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/in-exploring-sound-waves-a-student-uses-two-tubes-that-are-the-same-length-one-thats-open-at-both-ends-and-the-other-thats-closed-at-one-end-for-the-fundamental-frequency-of-each-tube-how-does-the-wavelength-relate-to-the-length-of-the-tube-in-each-case-734bc4fa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/in-a-physics-lab-two-sine-wave-generators-create-waves-that-travel-along-the-same-string-the-first-wave-has-an-amplitude-of-4-cm-and-can-be-represented-by-the-function-y1x-t-4-sin2p-5-t-p3-the-second-wave-has-an-amplitude-of-3-cm-and-is-represented-by-y2x-t-3-sin2p-5-t-p6-using-the-principle-of-superposition-what-will-be-the-maximum-amplitude-of-the-resulting-wave-when-these-two-waves-combine-d3d62da7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/in-a-game-of-billiards-the-white-ball-hits-the-red-ball-before-the-hit-the-white-ball-was-travelling-at-a-speed-of-250-ms-at-an-angle-of-30-to-the-horizontal-while-the-red-ball-was-just-sitting-there-not-moving-after-the-hit-the-white-ball-moves-at-a-speed-of-150-ms-at-an-angle-of-20-to-the-horizontal-given-that-the-coefficient-of-restitution-for-the-collision-is-090-whats-the-speed-of-the-red-ball-right-after-the-hit-ce601aaa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-newtons-laws-solve-mechanics-problems-involving-the-calculation-or-use-of-weight-normal-friction-among-other-forces/a-1000-kg-block-is-placed-on-an-inclined-plane-angled-at-25-and-it-has-a-coefficient-of-kinetic-friction-mk-020-the-block-is-linked-by-a-rope-that-runs-over-a-frictionless-pulley-at-the-top-of-the-slope-to-a-suspended-400-kg-weight-using-newtons-laws-what-will-be-the-acceleration-of-the-system-once-the-weight-is-released-4dad2ddb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-mass-spring-system-oscillates-horizontally-with-simple-harmonic-motion-where-the-maximum-amplitude-is-02-metres-knowing-that-this-motion-can-be-associated-with-uniform-circular-motion-what-is-the-maximum-speed-of-the-mass-during-the-oscillation-95d78b91 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/two-nearby-sound-sources-produce-sound-waves-with-wavelengths-l-150-m-and-l-155-m-respectively-in-the-same-medium-where-the-speed-of-sound-is-v-330-ms-because-of-the-slight-difference-in-frequencies-audible-interference-creating-beats-occurs-calculate-the-frequency-of-the-beats-resulting-from-this-interference-024d34b8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/an-engineer-is-designing-an-irrigation-system-for-a-farm-he-has-two-pipes-with-different-diameters-and-wants-to-figure-out-which-one-can-carry-more-water-to-avoid-wasting-resources-pipe-a-has-a-diameter-of-8-cm-and-a-flow-speed-of-4-ms-while-pipe-b-has-a-diameter-of-12-cm-and-a-flow-speed-of-25-ms-which-of-the-pipes-can-transport-the-most-water-85a5752c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/an-engineer-is-working-out-the-pressure-applied-by-a-spread-out-force-across-a-certain-area-for-the-design-of-a-new-device-using-the-international-system-of-units-what-unit-should-he-use-to-express-this-pressure-6ef52f3d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/a-skateboard-weighing-15-kg-is-zooming-along-in-a-straight-line-at-a-speed-of-4-ms-when-it-bumps-into-another-skateboard-that-weighs-25-kg-and-is-initially-at-rest-following-the-crash-the-first-skateboard-heads-off-in-the-opposite-direction-at-a-speed-of-1-ms-given-that-the-collision-takes-place-in-one-dimension-and-no-outside-forces-are-at-play-calculate-the-speed-of-the-second-skateboard-after-the-collision-f85cdcb0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/on-an-ice-rink-an-athlete-weighing-60-kg-is-gliding-along-at-a-speed-of-5-ms-he-gives-a-shove-to-a-friend-who-weighs-40-kg-and-is-initially-standing-still-assuming-there-are-no-outside-forces-acting-on-the-system-what-will-be-the-final-speed-of-the-two-athletes-after-the-push-9245afe8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/during-a-karting-competition-a-driver-must-navigate-a-curve-with-a-radius-of-50-meters-while-maintaining-a-constant-speed-of-20-ms-given-that-the-track-is-perfectly-flat-and-the-only-force-keeping-the-kart-on-its-curved-path-is-the-friction-between-the-tyres-and-the-track-what-is-the-centripetal-force-acting-on-the-kart-also-assess-how-changes-in-speed-will-impact-the-centripetal-force-required-to-keep-the-kart-on-the-curve-b0aeec67 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/a-manufacturer-of-musical-instrument-strings-conducts-tests-to-find-out-how-fast-waves-travel-through-various-types-of-strings-under-identical-tension-it-has-been-noted-that-the-string-made-from-material-x-has-a-lower-linear-density-than-the-string-made-from-material-y-based-on-this-observation-which-of-the-options-below-accurately-describes-the-relationship-between-the-wave-speeds-in-the-two-strings-8f4fe55f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-learner-is-pushing-a-shopping-trolley-along-a-level-surface-with-a-force-applied-horizontally-considering-the-forces-acting-on-the-trolley-which-of-the-options-correctly-outlines-all-the-forces-at-play-in-this-scenario-9bf1245f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/a-car-weighing-1500-kg-is-travelling-at-a-speed-of-20-ms-down-a-straight-road-out-of-nowhere-it-collides-head-on-with-another-car-weighing-1000-kg-that-was-stationary-assuming-there-are-no-outside-forces-at-play-during-the-collision-what-will-be-the-combined-speed-of-the-two-cars-right-after-the-crash-e82504c7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-gausss-equation-to-calculate-the-distance-between-images-and-mirrors-based-on-the-mirrors-focal-length-as-well-as-the-linear-magnification/a-security-supervisor-is-putting-up-convex-mirrors-on-a-bridge-to-help-drivers-see-better-given-that-the-mirror-has-a-focal-length-of-20-cm-and-an-object-is-placed-60-cm-away-from-it-use-the-gaussian-equation-to-find-out-where-the-image-is-formed-and-the-linear-magnification-produced-8ad5e6c8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/joao-travels-a-distance-of-20-km-to-the-east-and-then-makes-his-way-back-covering-15-km-to-the-west-all-within-a-total-of-2-hours-what-is-joaos-average-vector-velocity-for-the-whole-trip-03759442 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-crane-is-lifting-a-2000-kg-load-supported-by-two-cables-one-that-hangs-straight-down-and-the-other-that-leans-at-a-45-angle-to-the-ground-given-that-the-crane-applies-a-total-force-of-25000-n-to-keep-the-load-steady-calculate-the-tension-in-each-of-the-cables-7cb42ff1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/a-loudspeaker-sends-out-sound-waves-with-a-power-of-100-w-spreading-evenly-in-all-directions-to-form-a-sphere-what-is-the-sound-intensity-at-a-distance-of-200-meters-from-the-loudspeaker-c5f19bbb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/a-cylinder-with-a-movable-piston-contains-200-moles-of-an-ideal-gas-at-a-pressure-of-400-atm-and-a-temperature-of-350-k-the-gas-goes-through-a-thermodynamic-transformation-where-its-volume-is-cut-down-to-a-third-of-its-initial-size-during-this-process-800-j-of-work-is-done-on-the-system-and-200-j-of-heat-is-released-to-the-surroundings-according-to-the-first-law-of-thermodynamics-what-is-the-change-in-the-internal-energy-of-the-gas-during-this-transformation-6c059dcb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-vehicle-starts-from-a-standstill-and-accelerates-steadily-at-a-constant-rate-of-3-ms-for-the-first-5-seconds-it-then-travels-at-a-constant-speed-for-the-next-10-seconds-before-it-begins-to-decelerate-uniformly-at-2-ms-until-it-comes-to-a-complete-stop-what-is-the-total-distance-covered-by-the-vehicle-during-the-whole-journey-c0c0ee0e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-of-a-body-undergoing-circular-motion-using-the-formula-where-centripetal-acceleration-equals-the-magnitude-of-velocity-squared-divided-by-the-radius/a-cyclist-is-riding-on-a-circular-track-that-has-a-radius-of-25-meters-maintaining-a-steady-speed-of-10-meters-per-second-in-the-context-of-uniform-circular-motion-what-is-the-centripetal-acceleration-acting-on-the-cyclist-1842a8d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-a-physics-lab-two-charged-spheres-are-set-a-distance-of-080-metres-apart-sphere-a-carries-an-electric-charge-of-400-mc-and-creates-a-uniform-electric-field-in-the-surrounding-area-if-the-electrostatic-force-acting-on-a-charge-of-200-mc-positioned-at-sphere-b-is-160-n-what-is-the-charge-on-sphere-b-ff6274c1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/in-a-research-study-aimed-at-developing-underwater-equipment-an-engineer-evaluates-the-mass-and-volume-of-two-materials-used-in-production-material-a-weighs-25-kg-and-takes-up-a-volume-of-04-m-whereas-material-b-weighs-18-kg-and-occupies-03-m-using-the-principles-of-specific-mass-and-relative-density-which-of-the-materials-has-a-greater-relative-density-when-compared-to-water-a2ceb2c7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/a-motorcycle-takes-off-from-a-standstill-and-accelerates-steadily-along-a-straight-road-the-graphs-weve-gathered-show-that-the-position-over-time-traces-out-a-parabola-while-the-velocity-plotted-against-position-gives-us-a-straight-line-from-these-graphs-can-you-explain-the-link-between-the-motorcycles-acceleration-and-the-slope-of-the-line-on-the-velocity-versus-position-graph-2bdbfee8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-solenoids-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-solenoids/an-engineer-is-working-on-an-electromagnet-using-a-solenoid-to-lift-metal-objects-the-solenoid-comprises-400-turns-evenly-spread-over-a-length-of-04-meters-and-is-powered-by-a-current-of-3-a-what-is-the-strength-of-the-magnetic-field-created-within-the-solenoid-14280d3f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/a-group-of-engineers-is-working-on-a-new-bridge-and-needs-to-figure-out-the-total-distance-between-the-main-pillars-initial-measurements-suggest-that-the-distance-is-35-kilometres-to-ensure-precise-calculations-the-team-decides-to-convert-this-measurement-to-metres-what-is-the-distance-in-metres-c7d61ae6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/a-mechanic-is-using-a-075-meter-spanner-to-tighten-a-bolt-initially-he-applies-a-force-of-150-n-at-an-angle-of-30-to-the-spanner-to-work-more-efficiently-he-wants-to-reduce-the-force-hes-applying-while-keeping-the-same-torque-with-the-torque-formula-t-f-d-sina-in-mind-what-should-be-the-new-force-that-the-mechanic-needs-to-apply-if-he-opts-to-push-perpendicular-to-the-spanner-0a095a98 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/a-worker-operates-a-machine-to-lift-a-250-kg-box-to-a-height-of-5-meters-in-10-seconds-given-the-acceleration-due-to-gravity-of-98-ms-what-is-the-average-power-output-of-the-machine-during-this-task-b158b8ce 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/in-a-lab-setting-an-electric-motor-is-utilized-to-heat-up-a-chemical-solution-the-motor-draws-a-current-of-42-a-and-operates-at-a-voltage-of-127-v-given-that-all-the-electrical-energy-used-by-the-motor-is-converted-into-thermal-power-what-is-the-thermal-power-produced-by-this-motor-0ebadf63 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/a-soccer-player-kicks-the-ball-with-a-constant-force-of-120-n-at-an-angle-of-20-above-the-ground-for-05-seconds-given-that-the-ball-has-a-mass-of-045-kg-and-starts-from-rest-what-is-the-change-in-the-balls-momentum-in-the-horizontal-direction-after-the-kick-98e52ad4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-laws-of-kepler-are-solve-problems-involving-the-use-of-keplers-laws-such-as-recognizing-the-orbits-of-planets-calculating-radius-distance-and-oscillation-period/astronomers-investigate-the-paths-of-planets-orbiting-the-sun-to-gain-a-better-understanding-of-celestial-dynamics-given-that-mars-takes-about-188-earth-years-to-complete-its-orbit-apply-keplers-laws-to-find-the-relationship-between-the-average-distance-of-mars-and-that-of-earth-from-the-sun-64737b89 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/while-setting-up-a-water-supply-system-an-engineer-needs-to-figure-out-the-flow-rate-through-a-pipe-given-that-the-pipe-has-a-circular-cross-section-with-a-radius-of-15-cm-and-the-average-water-speed-is-3-ms-what-is-the-flow-rate-of-water-in-the-system-88acd8c8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-a-physics-lab-students-are-conducting-an-experiment-to-visualise-electric-field-lines-using-small-pointers-that-are-either-positively-or-negatively-charged-they-have-set-a-positive-charge-at-one-point-and-a-negative-charge-at-another-nearby-observing-the-pattern-formed-by-the-field-lines-in-between-based-on-this-setup-how-do-the-electric-field-lines-behave-between-the-two-charges-eace2f21 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/two-scientists-are-running-tests-on-trains-that-are-moving-at-different-speeds-both-of-them-shine-beams-of-light-from-the-centre-of-their-trains-according-to-the-principles-of-special-relativity-which-statement-about-the-speed-of-light-measured-by-each-scientist-is-correct-329e2532 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-an-industrial-setup-two-straight-and-parallel-conductive-wires-are-positioned-20-cm-apart-from-one-another-wire-a-carries-an-electric-current-of-45-a-in-a-clockwise-direction-while-wire-b-carries-a-current-of-20-a-in-the-opposite-direction-considering-point-p-located-precisely-in-the-middle-of-the-distance-between-the-two-wires-determine-the-strength-of-the-resultant-magnetic-field-at-this-point-b2b4878d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/a-cyclist-is-riding-around-a-circular-track-with-a-radius-of-30-metres-keeping-a-steady-speed-throughout-the-ride-if-it-takes-the-cyclist-15-seconds-to-finish-one-lap-what-is-the-angular-velocity-of-the-cyclist-9778f7e0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/maria-went-on-a-cycling-trip-last-weekend-she-covered-45-km-in-the-first-3-hours-on-flat-ground-and-then-30-km-in-the-next-2-hours-uphill-considering-the-whole-journey-what-is-marias-average-scalar-speed-for-the-trip-e82aed4c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/two-musicians-are-playing-the-same-musical-note-on-different-instruments-a-violin-and-a-clarinet-both-produce-sound-waves-with-the-same-fundamental-frequency-of-440-hz-and-the-same-amplitude-however-the-instruments-have-their-own-unique-sounds-considering-the-concepts-of-pitch-timbre-and-volume-which-of-the-following-explanations-best-justifies-this-perceived-difference-in-the-sounds-of-the-instruments-5ef05d57 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-an-experiment-joao-uses-iron-filings-to-illustrate-the-magnetic-field-lines-around-a-bar-magnet-he-notices-that-the-lines-are-more-densely-packed-near-the-poles-of-the-magnet-from-this-observation-what-can-we-conclude-about-the-strength-of-the-magnetic-field-in-those-areas-1384397b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/as-we-set-up-an-outdoor-theatre-the-scenes-are-illuminated-by-spotlights-that-mimic-natural-light-when-placing-a-large-flower-vase-on-stage-the-techs-notice-it-creates-both-solid-shadow-areas-and-lighter-penumbra-zones-on-the-floor-from-the-principles-of-geometric-optics-what-element-is-responsible-for-the-creation-of-the-penumbra-areas-in-the-shadow-cast-by-the-vase-eaba97d1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/in-a-physics-practical-a-lecturer-uses-two-acoustic-tubes-of-equal-length-one-open-at-both-ends-and-the-other-closed-at-one-end-when-vibrations-are-created-in-these-tubes-its-noted-that-they-generate-sounds-with-different-fundamental-frequencies-considering-the-characteristics-of-standing-waves-in-acoustic-tubes-which-of-the-following-statements-accurately-explains-the-reason-for-this-difference-in-frequencies-80933c49 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/an-aircraft-in-flight-utilises-bernoullis-principle-to-create-lift-on-its-wings-the-wings-are-shaped-so-that-air-travels-faster-over-the-top-than-beneath-based-on-this-idea-which-of-the-following-statements-best-describes-the-pressure-difference-between-the-upper-and-lower-surfaces-of-the-wings-15bd1934 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/a-beam-of-light-hits-the-boundary-surface-between-air-and-water-at-an-angle-of-40-as-it-enters-the-water-the-beam-bends-creating-an-angle-of-28-using-this-information-what-is-the-refractive-index-of-water-106f5739 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/a-piston-filled-with-an-ideal-gas-goes-through-a-change-where-the-gas-volume-expands-from-15-litres-to-45-litres-while-the-pressure-drops-steadily-from-40-kpa-to-10-kpa-given-that-the-temperature-of-the-gas-stays-constant-during-this-process-what-is-the-work-done-by-the-gas-in-this-transformation-08c8dbde 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/a-diver-uses-a-torch-to-light-up-the-seabed-to-make-sure-the-light-from-the-torch-transitions-from-water-to-air-without-too-much-scattering-he-needs-to-figure-out-the-critical-angle-of-incidence-at-the-boundary-between-the-two-environments-what-is-the-value-of-the-critical-angle-for-light-moving-from-water-refractive-index-n-133-to-air-refractive-index-n-100-85234722 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/a-mass-spring-system-oscillates-regularly-once-its-moved-from-its-balance-position-the-restoring-force-acting-on-the-system-is-in-direct-proportion-to-the-displacement-and-is-always-directed-back-towards-the-balance-point-given-this-background-which-definition-correctly-describes-simple-harmonic-motion-85e5c413 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-block-with-mass-m-is-linked-to-a-spring-that-has-an-elastic-constant-k-and-it-undergoes-simple-harmonic-motion-in-a-vertical-direction-with-an-amplitude-a-this-movement-can-be-visualised-as-the-projection-of-a-point-that-is-moving-uniformly-in-a-circular-path-with-a-radius-a-and-angular-velocity-w-with-this-analogy-in-mind-what-is-the-connection-between-the-angular-velocity-w-of-the-circular-motion-and-the-frequency-f-of-the-blocks-simple-harmonic-motion-74354982 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/an-architect-is-planning-where-to-place-mirrors-in-a-building-to-make-sure-theres-enough-natural-light-coming-in-if-a-ray-of-light-hits-the-mirror-at-an-angle-of-45-to-the-line-thats-straight-up-from-the-surface-what-is-the-angle-of-reflection-when-compared-to-that-straight-line-75100131 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/a-fish-is-sitting-150-meters-below-the-surface-of-a-lake-a-fisherman-who-is-on-the-bank-spots-the-fish-through-the-water-taking-into-account-that-the-refractive-index-of-water-is-133-and-that-of-air-is-100-what-would-the-fisherman-perceive-as-the-fishs-position-81e99551 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/an-engineer-is-working-on-the-design-of-a-spherical-capacitor-for-an-electronic-circuit-this-capacitor-comprises-two-concentric-metallic-spheres-where-the-inner-sphere-has-a-radius-of-8-cm-and-the-outer-sphere-has-a-radius-of-12-cm-the-gap-between-the-spheres-is-filled-with-a-dielectric-material-that-has-a-dielectric-constant-of-30-taking-the-permittivity-of-free-space-as-885-10-fm-what-is-the-capacitance-of-this-spherical-capacitor-908a55c9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/an-engineer-is-tasked-with-designing-an-electrical-power-system-for-a-small-town-he-sets-up-two-charged-towers-one-with-a-positive-charge-of-400-mc-and-another-with-a-negative-charge-of-400-mc-which-are-600-meters-apart-to-check-if-its-safe-to-install-a-third-tower-he-needs-to-calculate-the-electric-potential-at-a-specific-point-that-is-200-meters-from-the-positive-tower-and-400-meters-from-the-negative-tower-what-is-the-electric-potential-at-this-point-56a6c594 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/in-a-physics-lab-a-researcher-is-squeezing-an-ideal-gas-contained-in-a-cylinder-with-a-movable-piston-at-first-the-gas-is-at-a-pressure-of-400-atm-a-volume-of-250-l-and-a-temperature-of-350-k-as-the-gas-is-compressed-its-volume-drops-to-150-l-and-the-temperature-rises-to-400-k-using-the-first-law-of-thermodynamics-what-is-the-amount-of-heat-transferred-to-the-system-during-this-change-860f71da 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/a-beam-of-light-hits-a-mirrored-surface-at-an-angle-of-25-to-the-normal-according-to-the-principles-of-geometric-optics-like-straight-line-propagation-and-the-law-of-reflection-what-will-be-the-angle-between-the-reflected-beam-and-the-surface-of-the-mirror-09c5a127 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-solid-object-is-fully-submerged-in-a-liquid-with-a-density-of-1200-kgm-at-a-depth-of-8-metres-given-that-the-acceleration-due-to-gravity-is-981-ms-lets-figure-out-how-the-pressure-from-the-liquid-on-the-object-changes-with-depth-and-how-this-affects-the-total-buoyant-force-acting-on-the-object-6d03a7ba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-tools-such-as-graphs-to-calculate-the-work-of-a-force-using-the-idea-that-the-area-on-a-force-by-displacement-graph-is-numerically-equal-to-the-work-generated-by-the-force/a-cart-is-being-pulled-along-a-flat-track-by-a-force-that-changes-based-on-the-distance-it-travels-initially-a-force-of-10-n-is-applied-which-steadily-increases-to-30-n-after-5-meters-given-this-scenario-what-is-the-total-work-done-by-the-force-during-the-whole-displacement-6643afbf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/a-charged-proton-with-mass-m-is-moved-from-point-a-to-point-b-in-a-uniform-electric-field-e-the-movement-d-makes-an-angle-8-with-the-direction-of-the-electric-field-assuming-that-no-other-forces-are-acting-on-the-proton-aside-from-the-electric-force-determine-1-the-work-done-by-the-electric-force-during-this-movement-and-2-the-change-in-the-protons-velocity-as-it-travels-from-a-to-b-c9bb70cd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-rotation-of-a-mirror-knowing-that-the-ray-exiting-the-mirror-rotates-twice-as-much-as-the-incident-angle-rotated/an-art-instructor-is-using-a-flat-mirror-to-show-how-rotation-affects-reflections-they-rotate-the-mirror-by-20-around-an-axis-thats-perpendicular-to-its-surface-as-the-angle-of-the-incoming-ray-with-respect-to-the-mirrors-normal-stays-steady-what-would-be-the-rotation-of-the-reflected-ray-compared-to-its-initial-position-63a87e1f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/during-a-science-fair-two-learners-showcase-their-experiments-with-electricity-using-different-techniques-the-first-learner-rubs-a-pvc-rod-with-a-piece-of-wool-while-the-second-brings-a-neutral-aluminium-rod-close-to-a-metallic-sphere-that-had-been-charged-beforehand-by-contact-with-skin-based-on-the-methods-of-electrification-used-identify-which-technique-each-learner-employed-and-establish-the-resultant-charge-on-the-electrified-objects-8cde9f80 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/an-engineer-is-designing-a-pendulum-clock-and-decides-to-use-a-simple-pendulum-to-ensure-the-accuracy-of-the-mechanism-he-adjusts-the-length-of-the-pendulum-wire-to-075-meters-and-observes-that-the-pendulum-completes-a-full-swing-in-173-seconds-given-that-the-swings-are-of-small-amplitudes-what-is-the-acceleration-due-to-gravity-at-the-location-where-the-clock-will-be-mounted-12155589 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-lateral-displacement-of-two-flat-surfaces-that-are-parallel-to-each-other/in-an-optics-experiment-a-beam-of-light-hits-an-acrylic-plate-with-its-surfaces-parallel-making-an-angle-of-25-with-respect-to-the-normal-of-the-first-surface-given-that-the-refractive-index-of-acrylic-is-149-and-the-thickness-of-the-plate-is-8-cm-what-will-be-the-lateral-displacement-of-the-light-beam-as-it-exits-through-the-second-surface-a34085d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-gausss-equation-to-calculate-the-distance-between-images-and-mirrors-based-on-the-mirrors-focal-length-as-well-as-the-linear-magnification/a-lab-technician-is-tweaking-a-concave-mirror-with-a-focal-length-of-10-cm-to-capture-the-image-of-an-object-placed-25-cm-from-the-reflective-surface-using-the-gaussian-equation-figure-out-the-distance-of-the-image-produced-by-the-mirror-and-the-corresponding-linear-magnification-1215ed84 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/a-block-is-connected-to-a-spring-and-oscillates-up-and-down-on-a-lab-bench-for-this-motion-to-be-considered-simple-harmonic-motion-how-should-the-blocks-acceleration-relate-to-its-distance-from-the-resting-position-da33ae37 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/a-motorcyclist-is-slowing-down-steadily-while-reducing-speed-on-a-straight-road-the-graph-depicting-the-distance-travelled-by-the-motorcyclist-over-time-forms-a-parabola-considering-the-graphs-of-uniformly-varied-motion-what-can-we-say-about-the-graph-of-velocity-as-a-function-of-position-for-this-movement-d9d3bb38 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/during-the-assembly-of-a-signal-transmission-system-an-engineer-uses-two-ropes-made-of-different-materials-both-of-the-same-length-and-under-the-same-tension-given-that-the-speed-at-which-a-wave-travels-in-a-rope-depends-on-the-tension-applied-and-the-linear-density-of-the-material-which-of-the-ropes-will-enable-the-wave-to-travel-faster-7ddbd02a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-1500-kg-car-navigates-a-bend-with-a-radius-of-50-metres-at-a-steady-speed-of-30-ms-determine-the-centripetal-force-needed-to-keep-the-car-on-its-curved-route-4469d32b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-heat-flow-is-the-rate-at-which-heat-passes-through-a-certain-section-over-a-certain-period-of-time-calculate-the-heat-flow-that-flows-through-a-certain-body/a-home-is-being-built-with-walls-made-up-of-two-layers-to-enhance-thermal-insulation-the-first-layer-is-015-m-thick-with-a-thermal-conductivity-of-06-wmk-while-the-second-layer-measures-025-m-thick-and-has-a-thermal-conductivity-of-09-wmk-given-that-the-total-wall-area-is-60-m-and-the-temperature-difference-between-inside-and-outside-is-25c-what-is-the-heat-flow-passing-through-the-wall-08343d41 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/in-a-medical-imaging-centre-various-types-of-electromagnetic-radiation-are-employed-to-capture-detailed-images-of-the-human-body-taking-into-account-the-characteristics-of-electromagnetic-waves-including-wavelength-frequency-and-energy-as-well-as-the-potential-health-risks-which-type-of-radiation-is-best-suited-for-reducing-patient-exposure-while-ensuring-effectiveness-in-image-capture-29fff383 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/in-a-lab-a-cylinder-filled-with-an-ideal-gas-has-two-pistons-of-different-sizes-initially-the-piston-with-an-area-of-004-m-is-pushed-by-a-force-of-120-n-creating-a-certain-internal-pressure-in-the-gas-to-carry-out-a-control-experiment-the-researcher-swaps-the-piston-for-a-smaller-one-with-an-area-of-002-m-while-keeping-the-force-constant-based-on-the-idea-that-pressure-is-equal-to-force-per-area-what-impact-will-this-change-have-on-the-internal-pressure-of-the-gas-77669208 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/an-optometrist-is-working-on-a-lens-system-for-a-new-telescope-and-needs-to-figure-out-the-total-vergence-of-the-lenses-involved-the-first-lens-has-a-focal-length-of-2-metres-while-the-second-lens-has-a-focal-length-of-05-metres-what-is-the-total-vergence-of-the-system-created-by-these-two-lenses-152774f5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/a-learner-is-trying-to-push-a-heavy-piece-of-furniture-across-the-classroom-floor-to-move-it-to-a-different-spot-to-get-things-going-he-needs-to-overcome-the-static-friction-between-the-furniture-and-the-floor-the-static-friction-coefficient-between-the-furniture-and-the-floor-is-045-and-the-normal-force-acting-on-the-furniture-is-800-n-what-is-the-minimum-force-the-learner-needs-to-apply-to-start-moving-the-furniture-3094aafa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-car-is-cruising-along-a-straight-road-and-its-position-over-time-can-be-described-by-the-equation-st-4t-3t-2-where-s-is-in-meters-and-t-represents-seconds-what-is-the-cars-instantaneous-velocity-at-the-time-t-2-seconds-70ea3e01 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/in-a-relay-race-an-athlete-kicks-off-their-leg-at-an-initial-speed-of-3-ms-and-steadily-picks-up-the-pace-hitting-15-ms-in-just-12-seconds-once-they-reach-this-speed-they-keep-a-steady-tempo-until-the-next-handover-focusing-solely-on-the-acceleration-phase-what-is-the-athletes-average-speed-during-these-12-seconds-514ed646 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-car-weighing-1200-kg-is-navigating-a-turn-on-a-road-with-a-radius-of-40-meters-keeping-a-steady-speed-of-18-ms-given-that-the-only-horizontal-force-at-play-is-the-centripetal-force-supplied-by-the-friction-between-the-tyres-and-the-road-what-is-the-magnitude-of-the-centripetal-force-needed-to-keep-the-car-on-its-circular-route-8a686b6f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/an-acoustic-architect-is-putting-together-an-auditorium-and-chooses-to-use-sound-tubes-to-enhance-the-quality-of-internal-resonances-he-uses-both-tubes-that-are-open-at-both-ends-and-those-that-are-closed-at-one-end-considering-how-stationary-vibrations-form-in-these-tubes-which-of-the-following-options-accurately-describes-the-relationship-between-the-length-of-the-tube-the-wavelength-of-the-sound-wave-and-the-main-harmonic-produced-in-a-closed-tube-fefa68f1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/an-engineer-is-designing-a-circuit-using-three-capacitors-connected-in-series-to-store-electrical-energy-the-individual-capacitance-values-are-250-f-400-f-and-500-f-to-ensure-the-circuit-functions-properly-its-important-to-calculate-the-total-equivalent-capacitance-of-this-setup-what-is-the-equivalent-capacitance-of-these-capacitors-in-series-47bcc4ef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-levers-are-simple-machines-that-help-amplify-a-force-comprehend-how-they-work-and-the-main-types-such-as-interfixed-interresistant-and-interpotent/in-a-mechanics-workshop-joao-uses-a-sturdy-bar-to-lift-a-car-engine-considering-the-concept-of-levers-what-type-of-lever-is-joao-using-in-this-situation-6820a592 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/in-an-optics-experiment-two-thin-converging-lenses-are-set-up-05-meters-apart-the-first-lens-has-a-focal-length-of-1-meter-while-the-second-lens-has-a-focal-length-of-2-meters-to-find-the-overall-focal-length-of-a-lens-system-separated-by-a-distance-d-we-use-the-total-vergence-formula-v-v1-v2-d-v1-v2-where-v-is-the-total-vergence-v1-and-v2-are-the-individual-vergences-of-the-lenses-and-d-is-the-distance-between-them-what-is-the-equivalent-focal-length-of-the-optical-system-created-by-these-two-lenses-f236b097 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/an-athlete-is-sprinting-on-a-track-with-a-speed-denoted-by-the-vector-i-2j-ms-at-the-same-time-a-strong-wind-is-blowing-with-a-speed-of-i-j-ms-in-the-same-direction-what-is-the-athletes-total-speed-on-the-ground-39bbe2b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-power-generated-by-the-joule-effect-in-a-resistor-or-a-circuit-and-solve-problems-that-require-this-calculation-such-as-the-time-needed-for-a-resistor-to-heat-a-certain-amount-of-water/an-electric-circuit-consists-of-a-12-w-resistor-connected-to-a-24-v-power-supply-using-joules-law-determine-the-electrical-power-dissipated-by-the-resistor-f0c1105b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/in-a-lab-experiment-three-conductive-wires-are-set-up-such-that-wires-a-and-b-run-parallel-to-each-other-separated-by-600-cm-while-wire-c-is-placed-perpendicular-to-them-at-a-distance-of-400-cm-from-the-midpoint-between-a-and-b-wires-a-and-b-carry-electric-currents-of-1200-a-and-1800-a-respectively-both-flowing-in-the-same-direction-while-wire-c-carries-a-current-of-900-a-in-the-opposite-direction-calculate-the-magnitude-of-the-resultant-magnetic-force-on-wire-c-resulting-from-the-currents-in-wires-a-and-b-c7def111 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-maxima-and-minima-of-newtons-rings-or-use-it-to-calculate-wavelengths-or-thicknesses-of-bodies/in-an-optical-interference-experiment-a-student-observes-the-newtons-rings-formed-between-a-convex-lens-and-a-flat-surface-using-a-monochromatic-light-source-by-measuring-the-diameters-of-two-consecutive-minima-rings-he-aims-to-determine-the-wavelength-of-the-light-being-used-what-steps-should-the-student-take-to-calculate-the-wavelength-of-the-light-from-the-measurements-of-the-newtons-rings-12829021 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/two-balls-a-and-b-with-masses-of-2-kg-and-3-kg-respectively-are-on-a-frictionless-track-ball-a-is-initially-moving-at-5-ms-towards-the-east-towards-ball-b-which-is-initially-at-rest-after-a-perfectly-elastic-collision-ball-a-deflects-at-an-angle-of-30-with-its-original-direction-and-continues-moving-at-a-speed-of-3-ms-using-the-impulse-theorem-and-the-conservation-of-momentum-calculate-the-speed-of-ball-b-after-the-impact-9d685d64 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/black-holes-are-areas-in-space-where-gravity-is-so-strong-that-nothing-not-even-light-can-break-free-they-are-formed-when-massive-stars-collapse-after-running-out-of-their-nuclear-fuel-based-on-this-understanding-which-of-the-following-statements-about-black-holes-is-accurate-c66ba142 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-a-practical-physics-lesson-a-learner-connects-a-straight-wire-to-a-source-of-electric-current-with-intensity-i-considering-a-point-placed-at-a-distance-r-from-the-wire-what-is-the-correct-expression-for-the-strength-of-the-magnetic-field-generated-at-that-point-5d707a8e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/during-the-life-cycle-of-a-star-various-phases-contribute-to-the-creation-and-distribution-of-the-chemical-elements-that-make-up-the-interstellar-medium-these-processes-are-crucial-for-supplying-the-materials-needed-to-form-new-solar-systems-with-that-in-mind-which-of-the-following-statements-best-captures-the-link-between-stellar-evolution-and-the-origin-of-the-chemical-elements-that-allow-for-the-development-of-solar-systems-88ec4f3f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/a-car-is-travelling-on-a-straight-road-at-a-consistent-speed-of-80-kmh-if-the-driver-keeps-this-speed-how-long-will-it-take-to-cover-a-distance-of-240-km-6683b432 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/when-we-observe-a-black-hole-in-a-binary-system-we-can-analyse-how-the-stars-around-it-behave-the-emission-of-x-rays-shows-us-that-material-is-being-accelerated-and-heated-as-it-gets-close-to-the-event-horizon-considering-this-which-of-the-following-statements-best-explains-how-the-mass-of-a-black-hole-affects-the-velocity-of-stars-that-are-in-close-orbit-around-it-1a0a10c8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-high-speed-train-measuring-400-metres-in-proper-length-is-travelling-at-075-times-the-speed-of-light-as-seen-from-a-station-according-to-the-theory-of-special-relativity-what-length-will-a-passenger-at-the-station-observe-for-the-train-95ff50ad 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/in-a-lab-experiment-a-physicist-uses-a-lamp-that-gives-off-visible-light-with-a-wavelength-of-600-nm-to-examine-how-photons-behave-using-the-equation-e-h-c-l-where-h-is-plancks-constant-6626-10-js-and-c-is-the-speed-of-light-300-10-ms-what-is-the-energy-of-one-photon-emitted-by-this-lamp-def780f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/a-positively-charged-plate-with-an-area-a-creates-a-uniform-electric-field-near-its-surface-in-this-experiment-two-parallel-plates-are-placed-010-m-apart-with-the-upper-plate-having-a-surface-charge-density-of-s-5-x-10-6-cm-and-the-lower-plate-with-a-charge-density-of-s-what-is-the-magnitude-of-the-electric-field-between-these-two-plates-and-what-direction-does-this-electric-field-take-0f1e6ed3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-car-completes-a-full-lap-around-a-circular-track-with-a-radius-of-100-metres-keeping-a-steady-speed-and-returning-to-the-starting-point-in-40-seconds-looking-at-the-motion-for-the-entire-trip-what-is-the-average-vector-acceleration-of-the-car-21e916d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/an-engineer-is-designing-a-magnetic-suspension-system-for-an-industrial-device-the-system-uses-a-straight-wire-that-is-250-m-long-positioned-on-a-slope-of-30-relative-to-the-horizontal-with-an-electric-current-of-320-a-flowing-through-it-the-device-will-operate-in-a-uniform-magnetic-field-with-an-intensity-of-150-t-which-is-perpendicular-to-the-slope-what-is-the-magnitude-of-the-magnetic-force-acting-on-the-wire-6f4ed7b5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-of-momentum-impulse-theorem-and-collisions-recalling-when-momentum-given-by-q-m-v-can-be-conserved-or-not/a-bus-weighing-1500-kg-is-heading-north-at-a-speed-of-10-ms-when-it-collides-with-a-motorcycle-that-weighs-200-kg-and-is-going-south-at-15-ms-after-the-crash-both-vehicles-move-as-one-what-is-the-speed-of-the-system-after-the-collision-bece6dfe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/an-electric-motor-of-a-conveyor-belt-does-1200-j-of-work-to-move-a-load-along-the-belt-over-20-seconds-based-on-this-information-what-is-the-power-output-from-the-electric-motor-20b949d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/a-space-company-is-gearing-up-to-launch-two-unique-satellites-one-that-will-orbit-close-to-earth-and-another-set-to-have-a-more-distant-orbit-around-our-planet-according-to-keplers-laws-how-do-the-orbital-periods-of-these-satellites-connect-with-their-respective-distances-from-the-earths-centre-86d8477c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-heat-flow-is-the-rate-at-which-heat-passes-through-a-certain-section-over-a-certain-period-of-time-calculate-the-heat-flow-that-flows-through-a-certain-body/an-architect-is-looking-to-construct-a-house-in-an-area-where-the-temperatures-fluctuate-quite-dramatically-to-keep-the-residents-comfortable-he-opts-to-use-insulating-materials-in-the-walls-given-that-the-temperature-difference-between-the-inside-and-outside-of-the-house-is-15c-and-the-thickness-of-the-insulating-wall-is-03-metres-what-is-the-rate-of-heat-flow-through-the-wall-cd45dd62 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/an-aeroplane-is-flying-at-a-speed-of-600-kmh-at-a-30-angle-north-of-east-at-the-same-time-theres-a-steady-wind-blowing-from-the-south-at-a-speed-of-100-kmh-to-find-the-actual-path-of-the-aeroplane-relative-to-the-ground-we-need-to-combine-the-velocity-vectors-of-both-the-aeroplane-and-the-wind-what-is-the-resultant-speed-of-the-aeroplane-in-relation-to-the-ground-4c1e813c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/an-analog-clock-has-hands-that-move-continuously-around-the-dial-during-a-physics-lesson-learners-observe-the-movement-of-the-minute-hand-to-grasp-the-concept-of-angular-displacement-what-is-the-angular-displacement-of-the-minute-hand-when-it-moves-from-the-number-12-to-the-number-4-on-the-clock-678db9f4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/in-an-optics-experiment-a-beam-of-light-hits-the-boundary-between-air-and-water-at-an-angle-of-25-given-that-the-refractive-index-of-water-is-133-and-that-of-glass-is-150-lets-determine-the-angle-of-refraction-as-the-ray-moves-from-water-into-glass-also-calculate-the-speed-of-light-in-glass-bearing-in-mind-that-the-speed-of-light-in-a-vacuum-is-roughly-300-108-ms-254f56e9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/a-scientist-is-calculating-the-gravitational-force-that-the-earth-exerts-on-a-satellite-in-orbit-considering-how-gravitational-force-relates-to-the-mass-of-the-earth-and-its-radius-what-happens-to-the-gravitational-force-when-the-earths-radius-gets-bigger-db438754 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/as-an-intermediate-mass-star-evolves-it-produces-vital-elements-like-carbon-and-oxygen-through-nuclear-fusion-the-way-these-elements-are-spread-throughout-the-universe-is-essential-for-the-creation-of-new-solar-systems-at-which-stage-of-stellar-evolution-does-the-main-production-of-these-elements-take-place-directly-affecting-the-chemical-makeup-of-future-planets-b26f0bcf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/in-a-physics-lab-students-are-investigating-the-bohr-model-for-the-hydrogen-atom-to-grasp-its-electronic-orbits-they-will-utilize-concepts-from-modern-physics-to-calculate-the-radius-of-the-orbit-corresponding-to-the-energy-level-n-3-what-is-the-correct-expression-to-determine-this-radius-in-the-bohr-model-943ea352 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/a-production-line-uses-a-gear-system-to-transfer-rotational-movement-from-the-motor-to-the-sterilisation-machine-the-motor-operates-at-1800-revolutions-per-minute-and-is-connected-to-a-gear-with-25-teeth-this-gear-engages-with-a-gear-of-75-teeth-which-is-linked-to-another-gear-with-50-teeth-directly-powering-the-sterilisation-machine-given-the-motion-transmission-system-described-what-is-the-rotation-speed-of-the-sterilisation-machine-019bf4f1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/in-this-physics-experiment-a-learner-is-using-a-parallel-plate-capacitor-to-store-electric-charge-the-plates-have-an-area-of-008-m-and-are-00015-m-apart-the-material-between-the-plates-has-a-relative-permittivity-of-45-given-the-permittivity-constant-of-vacuum-e0-885-10-12-fm-can-you-determine-the-capacitance-of-this-capacitor-186b3b6e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/a-block-weighing-200-kg-is-attached-to-a-spring-with-a-spring-constant-of-500-nm-when-the-block-is-moved-from-its-rest-position-and-let-go-it-undergoes-simple-harmonic-motion-what-is-the-period-of-this-motion-f54e840c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/in-a-modern-physics-experiment-a-researcher-uses-a-device-to-pinpoint-the-position-of-a-subatomic-particle-with-an-uncertainty-of-dx-002-nm-according-to-the-heisenberg-uncertainty-principle-what-is-the-smallest-uncertainty-in-the-momentum-of-this-particle-d5d5b3b6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-a-physics-lab-two-charged-spheres-are-placed-a-certain-distance-apart-the-first-sphere-has-a-charge-of-6-mc-and-the-second-has-a-charge-of-2-mc-with-a-separation-of-025-meters-using-coulombs-law-what-is-the-electric-force-acting-between-them-ad42289a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/one-wishes-to-heat-a-metallic-ring-whose-material-has-a-linear-expansion-coefficient-dollardollaralp-408ad 2025-04-23 monthly https://storage.googleapis.com/teachy-questions-images/questions/1025d5f4-8273-4eba-a64d-4312af255997.jpg https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/to-illustrate-the-expansion-of-bodies-a-group-of-students-presents-at-a-science-fair-the-instrument--50794 2025-04-23 monthly https://storage.googleapis.com/teachy-questions-images/questions/33cbf70e-d1bd-4992-8feb-8682ebf333ba.jpg https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/the-table-provides-the-linear-expansion-coefficients-of-some-metals-and-metal-alloys-in-order-for-th-c9af4 2025-04-23 monthly https://storage.googleapis.com/teachy-questions-images/questions/376efeb5-d5d8-483a-bfbe-a779cc1ec7d7.jpg https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/water-heating-systems-for-domestic-use-require-temperature-control-equipment-such-equipment-known-as-3b080 2025-04-23 monthly https://storage.googleapis.com/teachy-questions-images/questions/191e0b4b-3b70-475e-a4d9-c4c5c2a283a5.jpg https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/at-a-science-fair-a-student-is-showcasing-an-experiment-involving-the-movement-of-a-cart-he-found-that-the-cart-moved-a-distance-of-120-centimetres-in-4-seconds-to-make-it-easier-to-compare-with-other-scientific-projects-he-opts-to-convert-his-measurements-to-the-international-system-units-whats-the-average-speed-of-the-cart-in-metres-per-second-ms-786f797a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-levers-are-simple-machines-that-help-amplify-a-force-comprehend-how-they-work-and-the-main-types-such-as-interfixed-interresistant-and-interpotent/on-a-construction-site-workers-utilise-a-sturdy-bar-to-lift-a-hefty-stone-the-fulcrum-of-the-bar-is-positioned-close-to-the-stone-while-the-force-is-exerted-at-the-opposite-end-keeping-in-mind-how-levers-function-what-type-of-lever-is-being-employed-in-this-situation-and-how-does-it-assist-in-lifting-the-stone-f1e2d7ef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/on-a-smooth-skating-rink-a-skater-weighing-70-kg-starts-off-at-rest-he-gives-a-push-to-a-block-weighing-30-kg-causing-both-to-glide-off-in-opposite-directions-using-the-conservation-of-momentum-what-will-the-skaters-speed-be-after-this-push-47ac8f81 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/in-a-geometric-optics-experiment-a-researcher-sets-up-two-flat-mirrors-to-create-a-90-degree-angle-and-positions-a-light-source-near-where-the-mirrors-meet-by-observing-the-reflected-rays-he-aims-to-determine-how-many-images-of-the-light-source-are-produced-due-to-multiple-reflections-between-the-mirrors-taking-into-account-the-principles-of-straight-line-propagation-reversibility-and-the-independence-of-light-rays-how-many-distinct-images-will-the-researcher-see-and-where-will-they-be-relative-to-the-original-light-source-6cfdb466 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/at-a-science-exhibition-two-objects-are-placed-30-cm-and-45-cm-in-front-of-a-plane-mirror-for-observation-given-the-characteristics-of-plane-mirrors-what-will-be-the-distance-between-the-images-of-the-two-objects-as-seen-in-the-mirror-3e9d9e26 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/in-an-experiment-to-demonstrate-frictional-electrification-a-glass-rod-is-rubbed-with-a-silk-cloth-which-results-in-the-transfer-of-electric-charges-since-only-negative-charges-are-transferred-during-this-process-and-a-single-electron-carries-a-charge-of-16-10-19-c-what-is-the-total-electric-charge-that-the-rod-acquires-after-transferring-40-1012-electrons-aefe6cf9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-an-electrical-engineering-lab-a-straight-conductor-wire-measuring-40-meters-in-length-carries-an-electric-current-of-50-a-point-q-is-situated-075-meters-perpendicular-to-the-midpoint-of-the-wire-taking-into-account-the-effects-of-the-wires-ends-determine-the-strength-of-the-magnetic-field-at-point-q-generated-by-the-wire-1e8fea36 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/an-electric-field-does-work-of-800-j-in-moving-a-charge-of-200-mc-along-a-path-of-500-m-what-is-the-potential-difference-between-the-starting-and-ending-points-of-this-path-ac8b670f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-and-calculate-the-magnetic-force-applied-to-moving-electric-charges-verify-that-the-magnetic-force-is-perpendicular-to-both-the-velocity-and-the-magnetic-field/an-electron-is-launched-with-a-velocity-v-that-is-perpendicular-to-a-uniform-magnetic-field-of-strength-b-since-the-magnetic-force-acting-on-the-electron-is-always-at-right-angles-to-both-its-velocity-and-the-magnetic-field-which-of-the-following-formulas-correctly-links-the-radius-r-of-the-circular-path-taken-by-the-electron-with-v-b-the-elementary-charge-e-and-the-mass-m-of-the-electron-f2294752 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-cyclist-rides-along-a-circular-track-measuring-400-meters-finishing-a-lap-in-80-seconds-and-returning-to-the-same-starting-point-with-the-initial-velocity-given-the-uniform-motion-on-the-track-what-is-the-cyclists-average-vector-acceleration-throughout-the-lap-0cbd8663 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/a-physicist-is-looking-into-how-waves-travel-through-various-types-of-strings-used-in-musical-instruments-to-find-out-the-speed-of-waves-in-a-particular-string-its-essential-to-take-into-account-the-tension-applied-and-the-linear-density-of-the-string-material-if-a-string-has-a-tension-of-50-n-and-a-linear-density-of-002-kgm-what-would-be-the-speed-of-the-wave-travelling-in-that-string-daa7e254 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/an-underwater-photographer-is-trying-to-correctly-position-a-light-to-illuminate-an-object-that-is-30-cm-below-the-surface-of-a-pond-when-he-looks-at-the-light-through-the-water-he-notices-that-the-apparent-position-of-the-light-is-different-from-where-it-actually-is-given-that-the-refractive-index-of-water-is-133-and-that-of-air-is-100-what-does-the-photographer-perceive-as-the-position-of-the-light-a4386203 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/in-a-lab-experiment-300-moles-of-an-ideal-gas-are-stored-in-a-container-with-a-volume-of-850-litres-at-a-temperature-of-273-k-given-that-the-ideal-gas-constant-is-00821-latmmolk-what-is-the-pressure-exerted-by-the-gas-in-the-container-e30140b2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/during-a-marathon-each-runner-completes-about-42195-kilometres-which-is-made-up-of-steps-measuring-075-metres-each-with-5000-runners-taking-part-in-the-event-what-is-the-order-of-magnitude-of-the-total-number-of-steps-taken-by-all-the-athletes-during-the-marathon-b29ce246 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/an-astronaut-is-travelling-in-a-spacecraft-at-a-constant-speed-close-to-the-speed-of-light-relative-to-earth-inside-the-spacecraft-he-emits-two-beams-of-light-simultaneously-one-in-the-direction-of-travel-and-another-at-a-right-angle-to-it-according-to-the-principles-of-einsteins-theory-of-relativity-how-will-an-observer-on-earth-measure-the-speed-of-these-two-beams-of-light-emitted-by-the-astronaut-722557c5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/when-you-rub-a-rubber-balloon-against-a-piece-of-cloth-youll-notice-that-the-balloon-picks-up-a-negative-electric-charge-if-we-know-that-the-charge-of-one-electron-is-160-x-10-19-c-how-much-electric-charge-gets-transferred-to-the-balloon-when-300-x-1012-electrons-are-involved-in-this-process-216b2a16 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/in-a-water-storage-system-a-pump-is-used-to-lift-a-mass-m-of-water-from-a-lower-level-to-a-tank-positioned-at-a-height-h-taking-into-account-that-the-pump-needs-to-do-work-to-counter-both-gravitational-forces-and-elastic-resistances-within-the-piping-what-is-the-expression-that-accurately-represents-the-total-work-done-by-the-pump-in-relation-to-the-potential-energies-involved-in-this-process-aff06c0b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-crane-is-using-a-rope-to-lift-a-500-kg-box-straight-up-from-the-ground-the-rope-is-attached-to-the-top-of-the-crane-and-maintains-a-45-angle-with-the-vertical-throughout-the-lifting-process-for-this-problem-we-can-ignore-any-friction-or-other-forces-focusing-only-on-the-tension-in-the-rope-and-the-force-of-gravity-what-is-the-strength-of-the-tension-force-in-the-rope-needed-to-lift-the-box-at-a-steady-speed-1788d80f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/at-a-science-fair-carlos-set-up-an-experiment-using-two-magnets-to-showcase-magnetic-forces-he-noticed-that-depending-on-how-the-magnets-were-positioned-they-could-either-pull-towards-each-other-or-push-away-taking-into-account-the-properties-of-magnets-what-decides-whether-two-magnets-will-pull-together-or-push-apart-when-placed-nearby-0b9e7e1f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-constant-force-remembering-that-work-is-calculated-by-the-product-of-the-distance-traveled-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/an-operator-is-moving-a-materials-cart-applying-a-steady-force-of-150-n-at-an-angle-of-40-to-the-ground-if-the-cart-travels-35-meters-horizontally-how-much-work-is-done-by-the-applied-force-dd4df8e5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-cyclist-begins-his-ride-from-a-standstill-and-accelerates-to-a-speed-of-8-ms-in-4-seconds-assuming-his-acceleration-remains-constant-throughout-this-time-what-is-the-average-scalar-acceleration-of-the-cyclist-bf758915 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/throughout-the-life-cycle-of-stars-various-nucleosynthetic-processes-create-different-chemical-elements-which-are-later-spread-across-interstellar-space-through-events-like-supernovae-this-distribution-of-elements-is-vital-for-the-formation-of-new-solar-systems-with-unique-compositions-taking-into-account-current-models-of-stellar-evolution-and-the-source-of-elements-in-the-universe-which-phase-of-stellar-evolution-is-critical-for-the-spread-of-heavier-elements-needed-for-planet-formation-and-complex-life-fce71339 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/an-astronaut-in-a-spacecraft-moving-at-a-steady-speed-is-conducting-an-experiment-to-measure-the-speed-of-light-in-a-vacuum-at-the-same-time-an-observer-back-on-earth-is-running-the-same-experiment-based-on-the-principles-of-relativity-how-do-the-measurements-of-light-speed-from-both-locations-compare-9e56f879 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/a-cyclist-rides-on-a-circular-track-with-a-radius-of-25-metres-maintaining-a-steady-speed-throughout-the-entire-route-knowing-that-he-completes-one-lap-every-10-seconds-what-is-the-angular-velocity-of-the-cyclist-in-radians-per-second-d543e1e5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-fan-is-being-ramped-up-to-its-operating-speed-during-this-process-the-fans-angular-velocity-gradually-increases-from-0-rads-to-30-rads-over-a-span-of-6-seconds-applying-the-principles-of-uniformly-accelerated-circular-motion-lets-find-out-the-rotation-period-of-the-fan-at-the-end-of-these-6-seconds-b242de20 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/a-physicist-is-running-an-experiment-using-a-rope-thats-secured-at-one-end-he-sends-a-wave-along-the-rope-which-travels-to-the-secured-end-and-bounces-back-what-happens-to-the-wave-when-it-bounces-back-from-the-secured-end-4bacbec1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/in-an-athletics-event-a-runner-starts-at-the-2-metre-mark-and-after-15-seconds-reaches-the-5-metre-mark-then-he-heads-back-to-the-3-metre-mark-in-the-next-10-seconds-considering-the-path-taken-which-of-the-following-options-best-illustrates-the-position-change-of-the-runner-from-start-to-finish-2e81a11a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/an-object-with-a-mass-of-50-kg-is-resting-on-the-surface-of-the-earth-where-the-gravitational-acceleration-is-about-981-ms-if-this-same-object-were-placed-on-the-surface-of-an-unfamiliar-planet-with-a-radius-equal-to-that-of-earth-637-10-meters-and-a-gravitational-acceleration-of-1560-ms-what-would-be-the-mass-of-this-planet-use-newtons-law-of-universal-gravitation-where-the-gravitational-constant-g-667-10-nmkg-to-figure-out-the-mass-of-the-planet-739bf15d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-car-weighing-800-kg-speeds-up-from-an-initial-velocity-of-20-ms-to-30-ms-on-a-straight-flat-road-if-we-consider-the-only-force-causing-this-acceleration-is-the-engine-working-what-is-the-change-in-the-cars-kinetic-energy-during-this-process-427bad13 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-and-calculate-the-magnetic-force-applied-to-moving-electric-charges-verify-that-the-magnetic-force-is-perpendicular-to-both-the-velocity-and-the-magnetic-field/while-operating-an-electric-motor-an-electric-charge-of-400-10-c-travels-at-a-speed-of-250-ms-forming-a-45-angle-with-the-direction-of-a-uniform-magnetic-field-that-has-an-intensity-of-030-t-what-is-the-strength-of-the-magnetic-force-acting-on-this-charge-6a91a207 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-thermodynamic-cycle-is-and-solve-problems-involving-thermodynamic-cycles-with-calculations-of-heat-exchanged-internal-energy-or-work-done/in-a-thermodynamic-cycle-made-up-of-four-phases-carried-out-by-a-thermal-machine-the-system-absorbs-800-j-of-heat-at-constant-volume-during-the-first-phase-in-the-second-phase-it-does-work-of-300-j-during-an-isometric-expansion-in-the-third-phase-it-releases-500-j-of-heat-at-constant-pressure-and-in-the-fourth-phase-adiabatic-compression-takes-place-taking-the-entire-cycle-into-account-what-is-the-net-work-performed-by-the-machine-c28525cb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/a-scientist-is-running-an-experiment-to-find-out-the-necessary-amount-of-water-at-a-certain-temperature-to-completely-melt-a-500-g-block-of-ice-at-0c-given-that-the-specific-heat-of-water-is-418-jgc-and-the-latent-heat-of-fusion-of-ice-is-334-jg-what-is-the-minimum-temperature-that-the-water-needs-to-start-with-to-ensure-that-all-the-ice-melts-assuming-theres-no-heat-loss-to-the-surroundings-7e319691 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/in-an-electronics-factory-two-straight-wires-are-placed-parallel-to-one-another-spaced-010-meters-apart-and-both-carry-an-electric-current-of-6-a-in-the-same-direction-the-wires-also-sit-in-a-uniform-magnetic-field-with-an-intensity-of-04-t-that-is-perpendicular-to-them-given-the-interactions-between-the-currents-in-the-wires-and-the-external-magnetic-field-what-is-the-net-magnetic-force-acting-on-each-wire-b4607691 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/a-cart-weighing-250-kg-is-moving-at-400-ms-on-a-straight-track-it-collides-head-on-with-another-cart-weighing-150-kg-that-is-initially-at-rest-given-that-the-collision-is-perfectly-inelastic-what-will-be-the-velocity-of-the-carts-after-they-collide-d651cab9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/in-a-lab-a-metallic-sphere-charged-with-a-total-charge-q-is-placed-at-the-centre-of-a-cubic-room-with-a-side-length-of-l-using-gausss-law-what-is-the-electric-flux-that-travels-through-one-of-the-walls-of-the-room-01267c91 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-a-youngs-experiment-two-parallel-slits-are-spaced-025-mm-apart-a-monochromatic-light-source-with-a-wavelength-of-600-nm-is-employed-with-a-screen-positioned-18-m-away-from-the-slits-to-understand-the-interference-patterns-created-by-the-waves-from-both-slits-calculate-where-the-fourth-minimum-intensity-appears-on-the-screen-d7564e7c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/in-a-physics-lab-a-student-sets-up-a-parallel-plate-capacitor-with-each-plate-covering-an-area-of-003-m-and-a-separation-of-0002-m-the-gap-between-the-plates-is-filled-with-a-dielectric-that-has-a-dielectric-constant-of-32-under-these-circumstances-whats-the-capacitance-of-this-capacitor-41033001 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/a-photographer-wants-to-minimize-unwanted-reflections-while-capturing-a-lake-on-a-sunny-day-to-do-this-he-makes-use-of-a-polarizing-filter-on-his-camera-as-he-adjusts-the-angle-of-the-filter-he-observes-changes-in-the-intensity-of-the-light-hitting-the-sensor-considering-the-concept-of-light-polarization-how-does-the-amount-of-light-transmitted-by-the-polarizer-relate-to-the-light-hitting-it-when-the-angle-between-the-filters-polarization-direction-and-the-lights-vibration-is-45-degrees-2a9ed06a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-rock-weighing-3-kg-is-placed-on-top-of-a-building-that-stands-15-metres-tall-when-dropped-the-gravitational-potential-energy-of-the-rock-transforms-into-kinetic-energy-as-it-falls-assuming-theres-no-air-resistance-what-will-be-the-speed-of-the-rock-upon-impact-with-the-ground-8cceea98 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/a-student-is-looking-into-the-gravitational-forces-on-the-surface-of-two-different-planets-planet-a-has-twice-the-mass-of-earth-and-the-same-radius-whereas-planet-b-has-the-same-mass-as-earth-but-with-a-radius-that-is-twice-as-large-taking-into-account-the-law-of-universal-gravitation-which-planet-has-a-greater-gravitational-force-on-its-surface-0de84de6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/in-a-physics-lab-a-pair-of-learners-is-constructing-a-spherical-capacitor-to-investigate-the-electric-field-generated-between-the-spheres-the-inner-sphere-has-a-radius-of-12-cm-while-the-outer-one-has-a-radius-of-20-cm-and-the-space-between-them-is-filled-with-a-dielectric-material-that-has-a-relative-permittivity-of-30-based-on-this-information-what-is-the-capacitance-of-this-spherical-capacitor-46d05fb8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/in-an-experiment-to-explore-electric-fields-a-point-charge-of-4-c-is-positioned-at-point-a-and-a-point-charge-of-2-c-at-point-b-which-are-15-cm-apart-point-c-is-located-5-cm-from-a-and-10-cm-from-b-what-is-the-magnitude-and-direction-of-the-resulting-electric-field-at-point-c-7c67ee46 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/an-electronics-company-is-designing-a-lighting-circuit-where-multiple-lamps-are-connected-in-parallel-to-ensure-they-all-receive-the-same-voltage-if-three-lamps-with-resistances-of-10w-15w-and-20w-are-added-to-the-circuit-what-is-the-total-equivalent-resistance-of-the-system-and-how-will-this-influence-the-total-current-supplied-by-the-power-source-46908799 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/a-researcher-conducts-an-experiment-in-calorimetry-by-adding-500-g-of-ice-at-0-c-to-300-g-of-water-at-25-c-in-a-well-insulated-calorimeter-considering-that-the-specific-heat-of-water-is-418-jgc-and-that-the-latent-heat-of-fusion-of-ice-is-334-jg-what-will-the-final-equilibrium-temperature-of-the-mixture-be-assuming-that-all-the-ice-melts-71571758 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-photoelectric-effect-is-a-phenomenon-observed-in-quantum-physics-where-electrons-are-emitted-from-materials-usually-metals-when-they-absorb-energy-from-light-photons/at-a-solar-research-facility-photovoltaic-panels-harness-the-photoelectric-effect-to-turn-light-energy-into-electrical-energy-for-instance-one-particular-panel-is-crafted-from-a-material-with-a-work-function-of-320-ev-when-it-encounters-a-light-source-with-a-frequency-of-800-10-hz-we-observe-the-release-of-electrons-given-this-scenario-which-of-the-following-statements-best-captures-the-behaviour-of-the-emitted-electrons-628e735d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-laws-of-kepler-are-solve-problems-involving-the-use-of-keplers-laws-such-as-recognizing-the-orbits-of-planets-calculating-radius-distance-and-oscillation-period/astronomers-are-investigating-two-planets-that-orbit-the-sun-the-first-planet-is-on-average-about-500-astronomical-units-au-away-from-the-sun-while-the-second-planet-is-roughly-1000-au-away-using-keplers-laws-figure-out-the-relationship-between-the-orbital-periods-of-these-two-planets-57df30d7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/in-a-physics-lab-an-electric-charge-of-300-mc-is-moved-from-point-a-to-point-b-along-a-path-where-the-electric-force-acts-at-a-45-angle-relative-to-the-direction-of-the-uniform-electric-field-lines-during-this-movement-600-j-of-work-is-done-given-that-the-electric-field-is-steady-and-directed-horizontally-what-is-the-potential-difference-between-points-a-and-b-0629ed09 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/in-an-experiment-with-waves-on-a-stretched-rope-it-was-observed-that-the-distance-between-two-consecutive-peaks-is-300-metres-and-that-the-wave-travels-at-a-speed-of-600-ms-considering-the-elements-of-a-wave-what-is-the-wavelength-of-this-wave-388376dc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-of-resistors-arranged-in-series-using-the-fact-that-when-resistors-are-in-series-we-must-add-the-resistances/in-a-lab-learners-set-up-three-resistors-of-500-w-1000-w-and-1500-w-in-series-with-a-30-v-power-supply-given-this-series-layout-what-is-the-voltage-drop-across-the-1000-w-resistor-4f548eda 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/a-wind-turbine-moves-in-a-uniform-circular-motion-completing-30-rotations-in-60-seconds-to-get-the-most-out-of-energy-production-the-engineer-in-charge-needs-to-figure-out-the-turbines-angular-velocity-and-the-angular-variation-that-happens-after-45-seconds-of-uninterrupted-operation-given-these-circumstances-what-is-the-angular-velocity-of-the-turbine-and-the-angular-variation-after-the-specified-duration-cc20dbd4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-block-of-wood-is-resting-on-a-flat-surface-in-addition-to-the-weight-of-the-block-several-forces-are-acting-on-it-what-are-the-key-forces-that-should-be-illustrated-in-the-free-body-diagram-of-the-block-showing-their-directions-and-senses-23c393f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/in-a-practical-physics-lesson-learners-use-a-stopwatch-to-track-how-long-it-takes-for-an-object-to-travel-a-certain-distance-measured-in-metres-using-the-international-system-of-units-what-is-the-appropriate-unit-to-express-the-average-speed-of-the-object-6da5ab2c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/a-cyclist-whizzes-around-a-circular-track-with-a-radius-of-3000-meters-at-a-steady-speed-of-600-ms-given-the-principles-of-uniform-circular-motion-what-is-the-time-taken-for-one-full-lap-on-the-track-4b33f095 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/two-vans-of-different-weights-travel-along-a-flat-track-that-forms-a-30-angle-between-their-directions-of-movement-at-the-time-of-collision-they-interact-at-an-angle-and-then-move-apart-with-new-speeds-considering-that-the-coefficient-of-restitution-between-the-vans-is-08-and-that-momentum-is-conserved-in-both-directions-calculate-the-final-speeds-of-each-van-after-the-collision-2a5c9542 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-maxima-and-minima-of-newtons-rings-or-use-it-to-calculate-wavelengths-or-thicknesses-of-bodies/when-you-place-a-convex-lens-on-a-flat-surface-newtons-rings-appear-because-of-the-interference-of-light-waves-that-are-reflected-lets-say-the-third-ring-of-constructive-interference-has-a-radius-of-150-mm-and-the-refractive-index-of-the-material-between-the-surfaces-is-100-given-this-info-what-do-you-reckon-is-the-wavelength-of-the-light-used-8c556bf6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-power-of-a-body-with-its-speed-generated-at-that-moment-using-the-formula-pf-v-where-the-power-is-given-by-the-product-of-the-applied-force-by-the-speed-of-the-body/a-tractor-is-pulling-a-plough-with-a-consistent-force-of-500-n-applied-at-an-angle-of-25-to-the-horizontal-the-plough-is-moving-at-a-steady-speed-of-320-ms-taking-into-account-the-relationship-between-power-force-and-speed-what-is-the-effective-power-being-used-to-shift-the-plough-in-the-direction-its-moving-7744cae2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/a-diver-spots-something-at-the-bottom-of-a-lake-and-realises-that-its-apparent-position-is-shifted-compared-to-its-actual-position-due-to-the-bending-of-light-at-the-air-water-boundary-knowing-that-the-refractive-index-of-air-is-100-and-that-of-water-is-133-and-that-the-angle-at-which-light-hits-the-water-is-60-what-is-the-angle-at-which-light-refracts-in-the-water-a3d0abb3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-vehicles-suspension-system-utilises-springs-and-shock-absorbers-to-manage-the-bumps-and-dips-in-the-road-engineers-have-noticed-that-after-the-initial-compression-the-shock-absorbers-position-moves-in-a-regular-and-predictable-way-since-this-movement-can-be-described-as-simple-harmonic-motion-what-is-the-equation-of-motion-that-defines-the-position-of-the-shock-absorber-over-time-5e0f4325 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-natural-satellite-is-orbiting-the-earth-at-a-distance-from-the-earths-centre-that-is-twice-the-radius-of-the-earth-if-we-assume-the-mass-of-the-earth-is-constant-what-is-the-gravitational-acceleration-felt-by-the-satellite-in-this-orbit-42440c39 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/maria-is-pulling-a-box-with-two-ropes-at-the-same-time-the-first-rope-pulls-with-a-force-of-50-n-straight-to-the-right-while-the-second-rope-pulls-with-a-force-of-30-n-at-a-45-angle-upwards-to-the-right-the-box-moves-5-metres-in-the-direction-of-the-resulting-force-what-is-the-work-done-by-the-resultant-force-on-the-box-5dfc98bb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/in-the-electronic-circuit-of-a-portable-device-there-are-three-capacitors-connected-in-series-the-first-with-a-capacitance-of-450-mf-the-second-with-600-mf-and-the-third-with-300-mf-given-a-total-voltage-of-1200-v-applied-to-the-circuit-what-is-the-equivalent-capacitance-of-the-setup-and-the-charge-stored-in-each-capacitor-d58c947b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/two-identical-metallic-spheres-start-with-charges-of-6-mc-and-2-mc-when-theyre-linked-by-a-conductive-wire-and-then-the-wire-is-taken-away-what-will-the-final-charge-be-on-each-sphere-considering-the-principle-of-charge-conservation-fd706af7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/an-engineer-is-designing-a-suspension-system-for-a-vehicle-using-springs-he-models-each-suspension-as-a-mass-spring-system-where-the-mass-m-represents-the-weight-of-the-vehicle-and-the-spring-constant-is-k-when-the-vehicle-encounters-a-bump-the-springs-compress-and-then-bounce-back-to-their-original-position-resulting-in-oscillations-given-that-these-oscillations-exhibit-simple-harmonic-motion-what-is-the-equation-that-describes-the-displacement-xt-of-the-spring-as-a-function-of-time-t-5f609065 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/a-space-technology-company-is-working-on-a-rocket-thats-set-to-launch-from-the-earths-equator-with-the-earth-spinning-giving-the-rocket-an-initial-speed-of-about-465-ms-at-launch-and-knowing-the-earth-has-a-mass-of-598-10-kg-and-an-average-radius-of-637-10-meters-what-escape-velocity-does-the-rocket-need-to-achieve-beyond-the-speed-given-by-the-earths-rotation-to-fully-break-free-from-earths-gravitational-pull-9531d8d3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-metallic-sphere-with-a-radius-of-05-meters-is-fully-submerged-in-a-water-tank-given-that-the-density-of-water-is-1000-kgm-and-gravitys-acceleration-is-981-ms-calculate-the-buoyant-force-acting-on-the-sphere-and-establish-if-it-will-float-or-sink-considering-the-spheres-mass-is-4000-kg-61cc20ca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/in-a-physics-experiment-a-researcher-formulates-an-equation-linking-the-energy-e-of-a-system-to-its-mass-m-and-the-velocity-v-of-its-particles-represented-as-e-k-m-v-where-k-is-an-unknown-constant-using-dimensional-analysis-what-would-be-the-dimension-of-this-constant-k-acd546db 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-photoelectric-effect-is-a-phenomenon-observed-in-quantum-physics-where-electrons-are-emitted-from-materials-usually-metals-when-they-absorb-energy-from-light-photons/in-an-advanced-research-study-on-the-efficiency-of-photovoltaic-panels-a-scientist-is-examining-how-electrons-behave-in-various-metallic-materials-when-exposed-to-light-of-different-frequencies-it-is-noted-that-for-each-metal-there-is-a-specific-minimum-frequency-of-light-needed-for-the-release-of-electrons-after-which-the-maximum-kinetic-energy-of-the-emitted-electrons-increases-in-direct-proportion-to-the-incident-frequency-given-the-photoelectric-effect-which-of-the-following-statements-best-explains-why-materials-with-varying-work-functions-show-different-threshold-frequencies-for-electron-emission-15eec645 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/an-astronomer-is-fine-tuning-his-refractor-telescope-to-take-in-the-stars-the-focal-length-of-the-telescopes-main-lens-is-15000-cm-to-get-a-magnification-of-7500-times-what-should-the-focal-length-of-the-eyepiece-be-c46c375f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/a-spacecraft-with-a-rest-mass-of-1500-kg-is-accelerated-to-a-speed-of-085-times-the-speed-of-light-085c-relative-to-earth-according-to-the-theory-of-relativity-what-is-the-total-relativistic-energy-of-the-spacecraft-during-its-journey-aa805b4c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/a-researcher-has-a-sealed-container-filled-with-gas-at-a-specific-temperature-during-an-experiment-he-heats-the-gas-and-observes-that-the-force-the-molecules-exert-on-the-walls-of-the-container-increases-given-that-the-volume-of-the-container-stays-the-same-how-does-the-pressure-of-the-gaschange-with-the-rise-in-temperature-2fa32ec2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-2500-kg-truck-is-being-pulled-by-two-simultaneous-forces-a-horizontal-force-of-8000-n-and-another-force-of-5000-n-applied-at-an-angle-of-30-degrees-to-the-horizontal-theres-also-a-friction-force-of-2000-n-acting-against-the-motion-calculate-the-resulting-acceleration-of-the-truck-399b0fc6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/in-the-study-of-how-stars-evolve-red-giants-are-low-mass-stars-that-have-exceptionally-long-lifespans-while-remnants-like-white-dwarfs-and-neutron-stars-come-from-the-life-cycle-of-stars-with-various-masses-grasping-these-transformations-is-crucial-for-recognising-the-observable-traits-of-these-stars-which-of-these-stellar-remnants-forms-from-the-collapse-of-a-high-mass-star-following-a-supernova-ba3f9047 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/a-diver-is-wearing-special-goggles-to-observe-the-underwater-life-when-he-looks-at-a-fish-thats-at-a-depth-where-light-hits-the-water-glass-interface-of-his-goggles-at-an-angle-of-25-he-notices-that-the-image-of-the-fish-seems-to-be-shifted-given-that-the-refractive-index-of-glass-is-150-and-that-of-water-is-133-what-is-the-angle-of-refraction-of-light-as-it-moves-from-glass-to-water-and-how-does-this-shift-affect-the-apparent-position-of-the-fish-for-the-diver-136ae716 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/an-engineer-is-designing-a-sensor-system-that-uses-conductive-loops-to-measure-magnetic-fields-he-needs-to-calculate-the-intensity-of-the-magnetic-field-at-the-centre-of-a-circular-loop-with-a-radius-of-010-metres-through-which-a-current-of-200-a-flows-what-is-the-correct-expression-to-determine-the-magnetic-field-at-the-centre-of-this-loop-9de7df65 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/a-group-of-scientists-is-evaluating-the-gravitational-strength-of-two-distinct-planets-to-determine-the-feasibility-of-future-crewed-missions-planet-x-has-a-mass-four-times-greater-than-that-of-earth-and-a-radius-25-times-larger-while-planet-y-has-the-same-mass-as-earth-but-a-radius-12-times-greater-taking-into-account-the-law-of-universal-gravitation-which-planet-has-the-highest-gravitational-acceleration-at-its-surface-94fbba10 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/a-basketball-player-exerts-a-steady-force-of-50-n-to-throw-the-ball-for-04-seconds-given-that-the-ball-was-initially-stationary-what-is-the-impulse-imparted-to-the-ball-by-the-player-f32d6536 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/a-learner-is-compressing-a-spring-as-part-of-a-school-experiment-the-spring-has-a-spring-constant-k-and-is-compressed-by-a-distance-x-what-is-the-work-done-by-the-elastic-force-during-the-compression-of-the-spring-b866b976 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/an-ophthalmologist-is-checking-the-eyesight-of-a-third-year-high-school-student-who-has-trouble-seeing-things-clearly-at-a-distance-knowing-that-the-human-eye-functions-like-an-optical-system-with-a-focal-length-of-250-cm-the-doctor-concludes-that-the-student-is-experiencing-myopia-where-light-rays-come-together-too-soon-before-reaching-the-retina-to-fix-this-issue-the-ophthalmologist-needs-to-prescribe-a-diverging-lens-taking-into-account-the-natural-focal-length-of-the-human-eye-and-the-need-to-shift-the-convergence-point-beyond-the-retina-what-should-be-the-focal-length-of-the-corrective-lens-needed-for-this-student-2b6d61c6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/an-artist-uses-a-pinhole-camera-to-project-the-image-of-a-landscape-into-their-studio-the-distance-from-the-camera-opening-to-the-projection-surface-is-50-cm-if-the-height-of-the-opening-is-2-cm-and-the-height-of-the-projected-image-is-10-cm-what-is-the-distance-between-the-object-in-the-landscape-and-the-opening-of-the-camera-d99e1bf9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-electric-current-in-a-given-conductor-using-the-ratio-of-the-amount-of-charges-that-pass-through-the-conductor-divided-by-the-time/in-a-study-on-how-electrons-move-through-various-materials-researchers-found-that-a-conductor-carries-32-10-electric-charges-over-45-seconds-based-on-this-information-what-is-the-strength-of-the-electric-current-passing-through-the-conductor-43dd0973 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/a-projectile-weighing-2-kg-is-fired-with-a-speed-of-10-ms-towards-a-stationary-sphere-that-has-a-mass-of-3-kg-after-a-partially-elastic-collision-the-projectile-travels-at-an-angle-of-30-to-its-initial-path-with-a-speed-of-4-ms-while-the-sphere-begins-to-move-in-the-original-direction-with-an-unknown-speed-with-a-coefficient-of-restitution-of-06-between-the-projectile-and-the-sphere-calculate-the-spheres-speed-after-the-collision-e4c0a73d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/an-astronomer-is-fine-tuning-a-telescope-that-uses-two-lenses-to-get-a-clearer-view-of-the-stars-the-first-lens-has-a-focal-length-of-15-meters-while-the-second-lens-has-a-focal-length-of-075-meters-since-the-power-of-a-lens-is-the-inverse-of-its-focal-length-whats-the-total-power-of-the-optical-system-created-by-these-two-lenses-1d2dbddd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-gaussian-equation-to-calculate-the-distance-between-images-and-lenses-as-well-as-their-sizes/a-photographer-is-using-a-converging-lens-with-a-focal-length-of-15-cm-to-take-a-picture-of-an-object-that-is-45-cm-away-from-the-lens-using-the-gaussian-equation-for-thin-lenses-what-is-the-distance-of-the-image-produced-by-the-lens-f9b67149 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/an-artificial-satellite-is-orbiting-the-earth-in-a-stable-orbit-using-keplers-laws-lets-figure-out-how-an-increase-in-the-distance-of-the-satellite-from-the-earths-centre-affects-its-orbital-period-35100156 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/in-an-auditorium-a-sound-system-produces-sound-waves-with-a-total-output-of-500-w-evenly-spread-across-a-spherical-area-with-a-radius-of-8-metres-considering-that-sound-intensity-refers-to-the-amount-of-energy-carried-per-unit-time-across-a-unit-area-work-out-the-sound-intensity-at-the-spot-where-the-audience-is-seated-which-of-the-options-best-represents-the-sound-intensity-at-this-point-4b050f38 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/an-astronomer-watches-as-a-massive-star-collapses-at-the-end-of-its-life-cycle-according-to-einsteins-theory-of-general-relativity-what-must-happen-during-this-collapse-for-a-black-hole-to-form-fd0f4917 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/two-vans-of-different-weights-are-travelling-in-opposite-directions-and-end-up-colliding-in-a-parking-area-given-that-the-collision-takes-place-in-two-dimensions-and-that-the-coefficient-of-restitution-between-the-vans-is-075-what-will-be-the-final-speed-of-each-van-after-the-crash-42e0a533 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/a-technician-is-busy-installing-a-lighting-system-that-uses-conductive-wires-carrying-electric-current-within-a-magnetic-field-to-make-sure-everything-is-safe-and-runs-smoothly-he-needs-to-figure-out-the-magnetic-force-acting-on-a-straight-wire-of-250-meters-which-is-carrying-a-current-of-400-a-and-is-perpendicular-to-a-uniform-magnetic-field-of-060-t-what-is-the-magnetic-force-acting-on-the-wire-dfeff1bd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/in-a-manufacturing-setup-a-pressurized-cylinder-holds-250-mol-of-an-ideal-gas-at-a-temperature-of-30000-k-and-has-a-volume-of-500-l-if-the-gas-undergoes-an-isothermal-expansion-until-it-reaches-a-final-volume-of-1000-l-what-will-the-final-pressure-of-the-gas-be-assuming-the-temperature-stays-the-same-9086ef84 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/a-group-of-engineers-is-working-on-designing-a-metallic-spherical-chamber-with-a-radius-r-which-is-uniformly-charged-with-a-total-charge-q-spread-across-its-surface-to-determine-the-external-electric-field-around-the-chamber-they-opt-to-use-gausss-law-based-on-this-compute-the-electric-flux-that-passes-through-a-spherical-surface-of-radius-r-where-r-greater-r-that-encapsulates-the-chamber-effddf75 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-glass-manufacturer-is-working-on-a-convex-lens-with-a-focal-length-of-20-cm-given-that-the-refractive-index-of-the-material-is-15-and-the-second-surface-of-the-lens-is-flat-what-should-be-the-radius-of-curvature-of-the-first-surface-based-on-the-lens-makers-equation-af68ad2f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-field-athlete-throws-a-ball-with-an-initial-speed-of-25-ms-at-an-angle-of-30-above-the-ground-ignoring-air-resistance-and-considering-the-acceleration-due-to-gravity-to-be-98-ms-what-is-the-highest-point-the-ball-reaches-during-its-flight-94cfca25 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-a-physics-experiment-two-straight-parallel-wires-are-carrying-electric-currents-of-intensities-i1-8-a-and-i2-5-a-respectively-the-wires-are-spaced-012-metres-apart-calculate-the-intensity-of-the-resulting-magnetic-field-at-point-p-which-is-situated-015-metres-perpendicular-to-wire-1-and-027-metres-away-from-wire-2-86f927dd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/a-compressed-air-cylinder-has-a-surface-area-of-075-m-if-the-gas-inside-the-cylinder-exerts-a-total-force-of-150-n-on-the-surface-what-is-the-pressure-that-the-gas-is-applying-inside-the-cylinder-2b74ff2e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-for-a-rigid-body-to-be-stationary-it-needs-to-have-the-sum-of-its-forces-and-the-sum-of-its-moments-equal-to-zero-solve-statics-problems-and-find-the-forces-acting-on-the-main-components/a-250-meter-shelf-is-secured-horizontally-to-a-wall-with-two-supports-the-first-support-situated-075-meters-from-the-left-end-applies-an-upward-force-of-400-n-a-box-positioned-at-the-right-end-of-the-shelf-exerts-a-downward-force-of-600-n-given-that-the-shelf-is-in-static-equilibrium-calculate-the-vertical-force-applied-by-the-second-support-c60f839c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-magnetic-field-is-a-place-where-magnetic-forces-can-be-detected-represented-by-magnetic-field-lines-verify-which-bodies-interact-with-magnetic-fields-and-bodies-that-can-generate-a-magnetic-field-such-as-magnets/in-a-classroom-experiment-maria-places-a-bar-magnet-on-a-table-and-scatters-several-compass-needles-around-it-she-notices-that-the-needles-line-up-creating-distinct-patterns-around-the-magnet-given-this-scenario-which-of-the-following-options-accurately-depicts-the-magnetic-field-produced-by-the-bar-magnet-67abd4a6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/in-a-physics-lab-a-lecturer-uses-a-compound-microscope-to-magnify-images-of-biological-cells-given-that-the-objective-lens-has-a-focal-length-of-4-cm-and-the-eyepiece-has-a-focal-length-of-2-cm-calculate-the-total-magnification-of-the-microscope-also-determine-the-distance-between-the-lenses-when-the-microscope-is-set-up-to-observe-an-object-thats-very-close-assuming-that-the-image-formed-by-the-objective-lens-is-placed-at-the-focus-of-the-eyepiece-ced31d8a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-cyclist-is-zooming-around-a-circular-track-in-a-theme-park-at-the-start-he-has-an-initial-angular-velocity-of-w-and-begins-to-pick-up-speed-with-a-constant-angular-acceleration-of-a-after-making-an-angular-shift-of-8-what-will-his-final-angular-velocity-be-db210485 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-lateral-displacement-of-two-flat-surfaces-that-are-parallel-to-each-other/a-ray-of-light-hits-a-clear-material-slab-with-two-flat-parallel-faces-making-an-angle-of-3000-with-the-normal-at-the-first-interface-the-refractive-index-of-the-material-is-150-given-that-the-light-exits-the-slab-without-any-change-in-angle-relative-to-its-original-path-what-is-the-lateral-shift-experienced-by-the-light-ray-as-it-moves-through-the-200-cm-thick-slab-fe0aff0c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/in-a-physics-lab-we-accelerate-subatomic-particles-to-speeds-that-are-nearly-at-the-speed-of-light-to-explore-their-relativistic-behaviours-if-we-take-an-electron-with-a-rest-mass-of-91110-kg-travelling-at-06c-whats-its-total-relativistic-energy-a98dfeb7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/joao-decided-to-go-on-a-road-trip-to-visit-his-family-who-live-300-kilometres-away-from-his-home-on-the-way-there-he-managed-to-cover-the-distance-in-4-hours-however-on-the-return-journey-it-took-him-5-hours-because-of-traffic-what-was-joaos-average-speed-for-the-whole-trip-d5016fe4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/two-ice-skaters-carlos-and-daniela-are-on-a-smooth-ice-rink-carlos-weighing-60-kg-is-gliding-at-a-speed-of-3-ms-towards-the-east-while-daniela-who-has-a-mass-of-50-kg-is-skating-north-at-4-ms-after-they-collide-and-stick-together-what-will-be-their-combined-speed-and-direction-post-collision-considering-the-conservation-of-momentum-e7c0f244 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-20-kg-box-is-being-dragged-across-a-flat-surface-by-two-ropes-the-first-rope-pulls-with-a-force-of-50-n-at-an-angle-of-30-to-the-ground-and-the-second-rope-pulls-with-a-force-of-70-n-at-an-angle-of-45-to-the-ground-given-that-the-coefficient-of-friction-between-the-box-and-the-surface-is-025-and-that-the-acceleration-due-to-gravity-is-981-ms-work-out-the-resultant-acceleration-of-the-box-3d9baa71 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/an-eye-specialist-examines-a-patient-and-finds-that-their-eyes-resting-focal-distance-is-17-mm-nonetheless-the-patient-struggles-to-see-objects-far-away-clearly-taking-into-account-the-basic-principles-of-how-the-human-eye-works-what-kind-of-lens-would-be-best-suited-to-rectify-this-eyesight-issue-a7825fda 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/a-1500-kg-truck-is-travelling-east-at-a-speed-of-10-ms-while-a-3000-kg-bus-is-going-west-at-a-speed-of-8-ms-considering-the-system-made-up-of-the-truck-and-the-bus-what-is-the-total-momentum-of-this-system-b75352bb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/a-local-electrical-engineering-firm-is-working-on-a-spherical-capacitor-for-a-new-energy-storage-system-this-capacitor-features-an-inner-sphere-with-a-radius-of-r-and-an-outer-sphere-with-a-radius-of-3r-separated-by-an-insulating-material-that-has-an-electrical-permittivity-of-e-since-the-capacitance-of-this-type-of-capacitor-relies-on-the-sizes-of-the-spheres-and-the-material-in-between-calculate-the-capacitance-of-the-spherical-capacitor-as-a-function-of-r-and-e-1f9a2f72 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/when-you-observe-how-a-wave-moves-along-the-surface-of-a-rope-thats-fixed-at-both-ends-youll-notice-that-the-displacement-of-the-ropes-particles-varies-in-a-sinusoidal-manner-over-time-if-we-take-the-amplitude-of-the-wave-to-be-a-and-its-frequency-as-f-whats-the-mathematical-expression-we-can-use-to-describe-how-the-rope-particles-are-displaced-over-time-542e92a3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/what-key-feature-separates-terrestrial-planets-from-gas-giants-in-our-solar-system-c4fec10f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/in-a-physics-lab-a-student-is-trying-to-create-a-thermal-machine-that-moves-heat-from-a-cold-place-to-a-hot-one-without-any-external-effort-looking-at-the-second-law-of-thermodynamics-which-of-the-following-statements-best-explains-if-this-device-could-actually-work-c626fd75 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/to-ensure-smooth-communication-with-satellites-telecom-companies-send-artificial-satellites-into-geostationary-orbits-these-orbits-require-the-satellite-to-keep-a-certain-speed-to-remain-in-the-same-spot-relative-to-the-earths-surface-given-that-the-mass-of-the-earth-is-598-x-1024-kg-and-the-gravitational-constant-is-667-x-10-11-nmkg-what-is-the-speed-needed-for-a-satellite-to-stick-to-a-geostationary-orbit-at-an-average-distance-of-42164-km-from-the-earths-centre-47d9d435 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-solar-panel-is-being-evaluated-to-gauge-its-efficiency-in-turning-sunlight-into-electrical-energy-the-incoming-photons-have-an-average-frequency-of-55-10-hz-determine-the-energy-of-each-photon-that-the-solar-panel-absorbs-99b5e169 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/a-circular-loop-with-a-radius-of-025-m-is-placed-in-a-uniform-magnetic-field-with-an-intensity-of-120-t-initially-the-plane-of-the-loop-is-held-perpendicular-to-the-magnetic-field-lines-but-it-begins-rotating-at-a-consistent-angular-velocity-of-15-per-second-using-this-scenario-calculate-the-magnetic-flux-that-penetrates-the-loop-after-4-seconds-and-determine-whether-this-flux-stays-the-same-or-changes-over-time-7042ea5d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/in-a-lab-experiment-a-student-starts-by-rubbing-a-glass-rod-with-silk-charging-it-through-friction-he-then-brings-the-electrically-charged-rod-close-to-a-metallic-sphere-that-starts-off-neutral-without-letting-them-touch-considering-the-types-of-charging-involved-and-how-charges-are-distributed-what-will-be-the-main-characteristic-of-the-metallic-sphere-after-the-rod-is-brought-close-3a72f1d1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-apparent-frequency-perceived-by-an-observer-who-may-be-moving-or-stationary-from-a-sound-source-that-may-be-moving-or-stationary-it-is-important-that-at-least-one-of-the-two-is-moving/a-police-vehicle-is-approaching-a-pedestrian-at-a-speed-of-20-ms-sounding-a-siren-at-a-frequency-of-750-hz-given-that-the-speed-of-sound-in-air-is-340-ms-what-frequency-does-the-pedestrian-hear-as-the-car-gets-closer-8dbcdf97 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/in-a-physics-experiment-a-rectangular-loop-with-an-area-of-025-m-is-set-up-so-that-the-normal-vector-to-the-surface-makes-a-30-angle-with-the-lines-of-a-steady-magnetic-field-of-strength-12-t-if-the-strength-of-the-magnetic-field-rises-linearly-at-a-rate-of-005-ts-what-is-the-rate-at-which-the-magnetic-flux-is-changing-through-the-loop-at-that-moment-ab579694 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/in-an-urban-setting-communication-services-rely-on-electromagnetic-wave-signals-to-send-data-between-towers-and-homes-at-the-same-time-during-an-earthquake-mechanical-seismic-waves-are-responsible-for-the-vibrations-that-can-cause-damage-to-buildings-taking-into-account-the-unique-properties-of-each-type-of-wave-which-of-the-following-situations-correctly-demonstrates-a-practical-application-that-hinges-on-the-difference-between-electromagnetic-and-mechanical-waves-9c3f54dd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/a-physics-lab-is-examining-the-oscillations-of-a-spring-attached-to-an-object-at-a-certain-point-the-vertical-movement-of-the-object-relative-to-its-resting-position-changes-in-a-sinusoidal-manner-over-time-given-that-the-amplitude-of-the-oscillations-is-020-meters-and-the-period-is-400-seconds-what-is-the-equation-that-describes-the-objects-motion-as-a-function-of-time-a15ce144 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/a-boat-is-cruising-with-a-speed-described-by-the-vector-v-6i-2j-kmh-in-relation-to-the-water-while-the-rivers-current-is-represented-by-the-vector-v-2i-3j-kmh-what-is-the-vector-difference-between-the-boats-speed-and-the-rivers-current-04addb7e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/in-this-scenario-an-engineer-is-assessing-two-forces-acting-on-a-structure-the-first-force-is-given-by-the-vector-f-5i-3j-n-and-the-second-force-is-represented-by-the-vector-f-2i-4j-n-what-is-the-difference-between-the-two-force-vectors-7c4fe7f5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/two-identical-metal-spheres-carry-electric-charges-of-400-mc-and-200-mc-respectively-when-these-spheres-touch-each-other-and-then-are-pulled-apart-what-will-be-the-electric-charge-on-each-of-them-c0a0d35d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/two-sine-waves-with-the-same-frequency-travel-through-the-same-medium-the-first-wave-is-given-by-yx-t-5-sinkx-wt-and-the-second-by-yx-t-3-sinkx-wt-p4-when-we-consider-the-superposition-of-these-waves-what-is-the-amplitude-of-the-resultant-wave-a6707243 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-4-kg-box-is-pushed-from-a-standstill-until-it-reaches-a-speed-of-3-ms-on-a-smooth-horizontal-surface-how-much-work-was-done-to-bring-about-this-change-in-the-boxs-kinetic-energy-3898e4fd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-apparent-frequency-perceived-by-an-observer-who-may-be-moving-or-stationary-from-a-sound-source-that-may-be-moving-or-stationary-it-is-important-that-at-least-one-of-the-two-is-moving/a-train-with-a-siren-sounding-at-a-frequency-of-500-hz-is-approaching-a-station-where-an-observer-is-standing-if-the-train-is-moving-at-a-speed-of-30-ms-and-the-speed-of-sound-in-air-is-340-ms-what-is-the-frequency-heard-by-the-observer-bc394a69 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/when-gearing-up-for-a-marathon-many-runners-find-themselves-pondering-the-total-number-of-steps-theyll-take-throughout-the-race-having-a-rough-idea-of-this-figure-can-assist-with-training-strategies-and-energy-management-on-the-day-so-whats-the-estimated-order-of-magnitude-for-the-number-of-steps-a-runner-typically-takes-in-a-42-kilometre-marathon-3e45fd3f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-gaussian-equation-to-calculate-the-distance-between-images-and-lenses-as-well-as-their-sizes/a-photographer-is-using-a-converging-lens-with-a-focal-length-of-1500-cm-to-capture-an-image-of-an-object-positioned-3000-cm-away-from-the-lens-using-the-gauss-equation-what-is-the-distance-from-the-lens-to-the-image-created-f5b827c0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/an-engineer-is-designing-a-lifting-system-to-transport-a-load-of-800-kg-using-two-steel-cables-attached-at-different-angles-to-the-vertical-the-first-cable-makes-a-45-angle-while-the-second-cable-is-at-60-with-the-vertical-since-the-system-is-in-static-equilibrium-and-were-ignoring-the-weight-of-the-cables-what-is-the-total-tension-force-required-by-the-two-cables-to-keep-the-load-suspended-29f02d31 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/in-a-thermodynamics-experiment-a-researcher-compresses-a-gas-from-an-initial-volume-of-250-l-to-a-final-volume-of-100-l-while-keeping-the-pressure-constant-at-120-kpa-then-the-gas-is-expanded-back-to-its-original-volume-while-maintaining-the-same-pressure-what-is-the-total-work-done-by-the-gas-throughout-the-entire-process-0633c830 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/in-a-lab-a-student-needs-to-shift-a-hefty-150-kg-piece-of-equipment-across-a-flat-bench-the-force-he-applies-to-push-the-equipment-is-angled-at-20-below-the-horizontal-given-that-the-coefficient-of-static-friction-between-the-equipment-and-the-bench-is-ms-04-and-the-coefficient-of-dynamic-friction-is-mk-03-calculate-the-minimum-force-the-student-needs-to-apply-to-start-moving-the-equipment-along-with-the-frictional-force-that-will-be-present-once-the-equipment-is-in-motion-well-consider-the-acceleration-due-to-gravity-as-g-981-ms-51439d61 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/a-boat-is-cruising-at-a-speed-of-5i-2j-kmh-in-relation-to-the-water-in-the-river-meanwhile-the-rivers-current-is-flowing-at-a-speed-of-1i-3j-kmh-what-is-the-resultant-speed-of-the-boat-relative-to-the-riverbank-b513f705 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-worker-is-pushing-a-loaded-trolley-across-the-flat-floor-of-a-factory-to-grasp-the-dynamics-of-the-trolleys-movement-what-are-the-primary-forces-acting-on-it-and-how-should-they-be-illustrated-in-a-free-body-diagram-c20c1ab2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-of-resistors-arranged-in-series-using-the-fact-that-when-resistors-are-in-series-we-must-add-the-resistances/in-a-household-the-lighting-in-different-rooms-is-managed-through-an-electrical-circuit-if-two-resistors-with-resistances-of-12-w-and-18-w-are-connected-in-series-in-this-circuit-what-is-the-total-resistance-offered-by-this-setup-b945c2d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-worker-uses-a-rope-to-drag-a-box-weighing-50-kg-across-a-flat-surface-the-rope-is-at-an-angle-of-30-to-the-horizontal-and-the-system-is-in-equilibrium-moving-at-a-steady-pace-what-is-the-magnitude-of-the-tension-force-in-the-rope-49cfbd7c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-bus-with-a-mass-of-1500-kg-is-making-a-turn-on-a-road-with-a-radius-of-50-meters-at-a-constant-speed-of-20-ms-to-ensure-the-bus-can-navigate-the-turn-without-skidding-a-sufficient-centripetal-force-is-needed-what-is-the-centripetal-force-acting-on-the-bus-865b5ecd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/when-an-object-is-placed-on-a-table-it-applies-a-downward-force-because-of-its-weight-according-to-newtons-3rd-law-what-reaction-force-does-the-table-exert-on-the-object-56f9bd54 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-of-a-body-undergoing-circular-motion-using-the-formula-where-centripetal-acceleration-equals-the-magnitude-of-velocity-squared-divided-by-the-radius/a-car-is-making-a-turn-on-a-circular-road-with-a-radius-of-30-metres-moving-at-a-steady-speed-of-15-ms-what-is-the-centripetal-acceleration-of-the-car-in-this-consistent-circular-motion-08b53175 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/an-astronomer-is-observing-two-stars-in-the-constellation-orion-the-first-star-star-a-is-small-gives-off-very-little-light-and-has-an-impressively-long-lifespan-the-second-star-star-b-is-compact-extremely-dense-and-shines-brightly-despite-its-small-size-considering-stellar-evolution-which-types-of-stars-would-best-represent-star-a-and-star-b-respectively-2fffe194 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/during-a-scientific-expedition-researchers-need-to-capture-the-distance-covered-by-a-probe-on-mars-they-rely-on-the-international-system-of-units-to-maintain-data-standardisation-if-the-probe-covered-1500-metres-how-would-that-distance-be-expressed-in-kilometres-8269b680 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/a-technician-is-putting-together-a-device-that-uses-a-circular-coil-to-pick-up-magnetic-fields-the-coil-has-a-radius-of-010-meters-and-carries-an-electric-current-of-300-a-given-that-the-device-functions-at-the-centre-of-the-coil-what-is-the-strength-of-the-magnetic-field-generated-at-that-point-62502a6e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/in-a-calorimetry-experiment-a-student-combines-200-grams-of-water-at-8000-c-with-300-grams-of-water-at-2500-c-using-an-adiabatic-calorimeter-given-that-the-specific-heat-of-water-is-418-jgc-what-will-the-final-temperature-of-the-mixture-be-7fd8ba5c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/a-civil-engineer-is-working-out-the-forces-acting-on-a-metal-structure-two-forces-are-being-applied-at-the-same-time-at-a-support-point-the-first-force-is-f1-i-2j-n-and-the-second-force-is-f2-i-j-n-using-the-parallelogram-rule-for-vector-addition-what-is-the-resulting-vector-that-represents-the-total-force-acting-at-that-point-52646717 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/in-a-security-setup-within-a-supermarket-flat-mirrors-are-carefully-placed-to-boost-surveillance-capability-and-reduce-blind-spots-a-manager-aims-to-get-the-most-out-of-these-mirrors-allowing-staff-to-keep-an-eye-on-different-areas-at-once-without-having-to-adjust-the-mirrors-positions-with-a-sound-understanding-of-how-images-form-in-flat-mirrors-which-mirror-positioning-strategy-would-best-help-achieve-this-objective-a7edd371 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-power-generated-by-the-joule-effect-in-a-resistor-or-a-circuit-and-solve-problems-that-require-this-calculation-such-as-the-time-needed-for-a-resistor-to-heat-a-certain-amount-of-water/a-physics-lab-is-using-an-electric-heater-to-increase-the-temperature-of-15-litres-of-water-from-25c-to-80c-during-an-experiment-the-heater-has-an-electrical-resistance-of-10-w-and-is-plugged-into-a-220-v-power-source-considering-the-joule-effect-what-is-the-power-output-of-the-heater-bc41e3b1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/in-an-optics-lab-a-technician-is-putting-together-a-system-made-up-of-three-thin-lenses-arranged-in-a-line-to-focus-a-beam-of-light-at-a-particular-point-the-first-lens-has-a-focal-length-of-12-meters-the-second-is-a-diverging-lens-with-a-focal-length-of-08-meters-and-the-third-lens-has-a-focal-length-of-25-meters-assuming-that-the-lenses-are-spaced-so-closely-that-the-distances-between-them-can-be-ignored-what-is-the-total-vergence-of-the-optical-system-the-technician-has-assembled-cef992ad 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/an-astronomer-is-fine-tuning-their-telescope-to-take-a-closer-look-at-the-stars-the-telescope-has-an-objective-lens-with-a-focal-length-of-150000-mm-and-an-eyepiece-with-a-focal-length-of-3000-mm-given-this-information-what-is-the-total-magnification-of-the-telescope-that-the-astronomer-is-using-9c043aa7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/in-a-lab-experiment-a-spring-attached-to-a-support-is-stretched-by-a-force-of-20-n-given-that-the-spring-constant-is-200-nm-what-is-the-amount-of-deformation-the-spring-experiences-00c53ca1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-coils-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-coils/a-solenoid-has-800-turns-evenly-spread-over-2-metres-and-carries-an-electric-current-of-3-a-what-is-the-strength-of-the-magnetic-field-inside-the-solenoid-cd99510a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/in-a-lab-experiment-two-charged-parallel-plates-create-a-uniform-electric-field-with-an-intensity-of-e-150-nc-a-positive-charge-of-q-4-mc-is-moved-horizontally-by-d-060-m-in-the-direction-of-the-electric-field-assume-there-are-no-other-forces-acting-on-the-charge-during-the-movement-calculate-the-work-done-by-the-electric-force-in-this-process-bf8c3ebc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/during-a-night-sky-observation-with-the-schools-telescope-the-learners-spotted-various-structures-up-above-including-different-galaxies-stars-and-nebulae-to-enhance-their-understanding-of-the-universe-its-crucial-to-differentiate-between-these-celestial-objects-which-of-the-following-alternatives-accurately-describes-a-galaxy-d7451821 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/a-water-reservoir-is-at-rest-with-a-total-depth-of-4-meters-considering-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-98-ms-what-is-the-hydrostatic-pressure-exerted-on-the-bottom-of-the-reservoir-203afb19 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/in-a-lab-a-student-pours-200-ml-of-water-into-a-glass-container-that-has-a-thermometer-inside-as-he-heats-the-container-he-notices-the-water-level-rising-considering-how-liquids-and-containers-expand-with-heat-what-is-the-primary-reason-for-the-increase-in-the-water-level-35a5759d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/an-aeroplane-is-cruising-at-a-velocity-described-by-the-vector-v-400i-200j-kmh-relative-to-the-air-at-the-same-time-a-wind-is-blowing-with-a-velocity-described-by-the-vector-v-100i-150j-kmh-relative-to-the-ground-considering-the-vector-difference-between-the-speed-of-the-aeroplane-and-the-speed-of-the-wind-what-is-the-resultant-speed-of-the-aeroplane-relative-to-the-ground-ba0902a5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-motorcyclist-rides-along-a-circular-road-with-a-radius-of-25-meters-at-a-steady-speed-of-18-ms-what-is-the-centripetal-acceleration-acting-on-the-motorbike-during-the-turn-2ae22544 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/a-car-weighing-1200-kg-is-cruising-at-a-speed-of-25-ms-heading-east-at-the-same-time-a-stationary-motorcycle-with-a-mass-of-200-kg-is-parked-after-a-completely-inelastic-collision-the-two-vehicles-become-stuck-together-what-will-be-their-final-speed-after-the-collision-2648c618 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/a-metal-conductor-with-a-length-l-cross-sectional-area-a-and-thermal-conductivity-k-is-exposed-to-a-temperature-difference-dt-across-its-ends-according-to-fouriers-law-if-we-halve-the-length-of-the-conductor-and-double-the-area-while-maintaining-the-same-temperature-difference-how-will-the-heat-flow-rate-through-the-conductor-be-affected-d6454ecd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/a-space-scientist-is-exploring-the-possibility-of-sending-humans-to-two-different-planets-planet-x-has-double-the-mass-of-earth-and-a-radius-the-same-as-earth-while-planet-y-has-the-same-mass-as-earth-but-its-radius-is-15-times-larger-considering-the-physical-characteristics-of-these-planets-what-would-be-the-acceleration-due-to-gravity-on-their-surfaces-575b45c3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/a-local-bicycle-manufacturer-is-tweaking-the-transmission-system-of-a-bike-the-pedal-gear-has-18-teeth-and-is-linked-to-a-rear-gear-with-54-teeth-if-the-cyclist-is-pedalling-at-a-speed-of-90-revolutions-per-minute-rpm-what-will-be-the-rotation-speed-of-the-rear-gear-927aa014 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/a-violin-has-a-column-of-air-in-its-resonance-body-that-vibrates-to-produce-sound-the-fundamental-frequencies-and-their-harmonics-are-determined-by-the-characteristics-of-the-sound-tube-including-whether-its-open-or-closed-at-its-ends-in-a-practical-demonstration-two-tubes-of-equal-lengths-are-used-one-is-open-at-both-ends-and-the-other-is-closed-at-one-end-both-tubes-generate-standing-waves-when-they-are-set-into-motion-considering-the-properties-of-waves-in-sound-tubes-which-of-the-following-statements-best-describes-the-main-difference-in-the-formation-of-harmonics-between-the-open-tube-and-the-closed-tube-0ddfa5e6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-levers-are-simple-machines-that-help-amplify-a-force-comprehend-how-they-work-and-the-main-types-such-as-interfixed-interresistant-and-interpotent/a-mechanic-uses-a-lever-to-take-off-a-nut-from-a-car-wheel-the-nut-is-positioned-between-the-fulcrum-and-the-point-where-the-mechanic-applies-force-considering-the-characteristics-of-levers-what-type-of-lever-is-being-used-in-this-situation-931a0d53 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/astronomers-have-discovered-a-black-hole-in-a-far-off-part-of-the-universe-with-a-mass-roughly-15-times-that-of-the-sun-by-studying-the-light-from-a-star-that-orbits-this-black-hole-they-observed-a-noticeable-shift-in-its-spectrum-due-to-powerful-gravitational-effects-based-on-this-scenario-which-of-the-following-statements-best-describes-the-physical-properties-of-this-black-hole-53a23677 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/a-lighting-system-in-a-park-operates-off-a-24-v-source-the-circuit-features-two-lamps-connected-in-parallel-with-the-first-lamp-having-a-resistance-of-12-w-and-the-second-lamp-having-a-resistance-of-24-w-what-is-the-total-current-supplied-by-the-source-b8f4884d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/a-cyclist-starts-off-200-meters-from-a-reference-point-on-a-straight-road-after-covering-a-certain-distance-he-finds-himself-500-meters-away-from-that-same-point-considering-the-cyclists-journey-what-is-the-change-in-position-during-this-movement-6b99dca0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-long-jump-athlete-makes-their-jump-with-an-initial-speed-of-850-ms-at-an-angle-of-40-with-the-ground-assuming-that-the-starting-and-ending-heights-are-the-same-and-ignoring-air-resistance-calculate-the-total-flight-time-of-the-athlete-during-the-jump-84973fc0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/in-a-thermodynamics-lab-a-cylinder-with-a-piston-holds-2-moles-of-an-ideal-gas-that-starts-with-a-pressure-of-3-atm-and-a-temperature-of-300-k-the-gas-goes-through-an-isobaric-expansion-increasing-its-volume-from-10-litres-to-20-litres-it-then-undergoes-an-adiabatic-compression-back-to-its-original-volume-using-the-first-law-of-thermodynamics-what-is-the-final-temperature-of-the-gas-after-this-adiabatic-compression-24c6248e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-power-generated-by-the-joule-effect-in-a-resistor-or-a-circuit-and-solve-problems-that-require-this-calculation-such-as-the-time-needed-for-a-resistor-to-heat-a-certain-amount-of-water/in-a-computer-lab-were-looking-into-a-new-cooling-system-for-the-computers-that-our-students-use-each-computer-has-an-electrical-resistance-of-15-w-and-runs-on-a-voltage-of-220-v-the-cooling-system-also-has-an-additional-resistance-to-warm-up-a-water-tank-given-that-the-power-produced-by-the-cooling-systems-resistance-matches-the-power-used-by-the-computers-how-much-electrical-power-is-required-to-heat-the-water-in-the-tank-7e8a3ab7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-rotation-of-a-mirror-knowing-that-the-ray-exiting-the-mirror-rotates-twice-as-much-as-the-incident-angle-rotated/in-a-physics-lab-a-flat-mirror-is-set-up-so-that-a-beam-of-light-hits-it-at-an-angle-of-30-the-technician-opts-to-rotate-the-mirror-clockwise-by-15-since-the-reflected-ray-shifts-at-double-the-angle-the-mirror-is-turned-what-will-be-the-new-exit-angle-of-the-reflected-ray-compared-to-the-original-position-75671007 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/a-beam-of-white-light-hits-the-entrance-face-of-a-triangular-prism-that-has-a-prism-angle-of-60-given-that-the-refractive-index-of-the-prism-material-for-the-incoming-light-is-150-use-snells-law-to-work-out-the-angular-displacement-caused-by-the-light-moving-through-the-prism-8c43a964 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-a-physics-lab-weve-got-three-resistors-8-w-12-w-and-24-w-hooked-up-in-parallel-to-a-48-v-power-source-to-make-the-most-of-our-energy-use-the-teacher-is-thinking-about-adding-a-fourth-resistor-to-the-circuit-aiming-to-drop-the-total-equivalent-resistance-down-to-6-w-what-value-should-the-new-resistor-be-dd9150bb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/a-skateboarder-weighing-70-kg-is-cruising-at-a-speed-of-50-ms-towards-a-ramp-thats-inclined-at-30-as-he-hits-the-ramp-he-applies-an-average-force-of-400-n-perpendicular-to-the-surface-for-02-seconds-to-launch-himself-into-the-air-using-the-impulse-theorem-and-the-conservation-of-momentum-what-will-be-the-skateboarders-final-speed-right-after-applying-the-impulse-d49095d3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/in-this-experiment-a-cyclist-rides-along-a-straight-path-where-their-position-as-a-function-of-time-is-given-by-the-equation-st-4t2-3t-with-s-in-metres-and-t-in-seconds-calculate-the-instantaneous-acceleration-of-the-cyclist-at-t-5-seconds-0a64e429 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/in-a-physics-lab-a-rotary-disk-with-a-radius-of-030-meters-makes-12-full-spins-in-the-clockwise-direction-over-a-period-of-3-minutes-after-that-the-same-disk-is-turned-counterclockwise-completing-4-spins-in-1-minute-considering-all-the-movements-that-have-taken-place-which-of-the-following-statements-best-highlights-the-difference-between-angular-displacement-and-linear-displacement-at-the-edge-of-the-disk-baa35aef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-car-is-taking-a-turn-on-a-circular-track-with-a-radius-of-50-meters-as-it-goes-around-its-speed-ramps-up-from-20-ms-to-30-ms-over-a-period-of-10-seconds-given-that-this-is-uniformly-varying-circular-motion-what-are-the-cars-centripetal-acceleration-and-the-average-tangential-acceleration-during-this-time-706e205a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/an-engineer-is-working-on-a-refrigeration-system-that-employs-a-thermodynamic-cycle-to-transfer-heat-from-the-inside-compartment-to-the-outside-environment-during-its-operation-the-system-takes-in-600-j-of-heat-from-the-inside-at-a-temperature-of-280-k-and-releases-750-j-of-heat-to-the-environment-at-310-k-in-line-with-the-second-law-of-thermodynamics-what-is-the-overall-change-in-entropy-of-the-universe-that-results-from-this-process-ac17a904 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/a-scientist-is-working-out-the-gravitational-potential-energy-of-an-object-with-a-mass-of-500-grams-that-is-sitting-25-meters-above-the-ground-to-maintain-consistent-units-he-chooses-to-stick-with-the-international-system-of-units-given-that-the-acceleration-due-to-gravity-is-981-ms-which-of-the-following-expressions-accurately-calculates-the-gravitational-potential-energy-of-the-object-in-the-international-system-13fb503c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/a-diver-makes-use-of-a-weight-system-linked-to-springs-to-manage-their-buoyancy-when-going-down-or-coming-up-in-the-water-by-altering-the-extension-of-the-springs-they-counteract-the-force-of-gravity-and-the-buoyant-force-that-the-water-exerts-the-effectiveness-of-this-system-is-closely-tied-to-the-potential-energies-at-play-in-the-process-taking-into-account-the-balance-of-forces-and-the-law-of-conservation-of-energy-which-of-the-following-options-best-explains-the-relationship-between-the-work-done-by-the-elastic-forces-of-the-springs-and-the-gravitational-and-buoyant-potential-energies-during-the-divers-movement-93248862 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-circular-platform-with-a-radius-of-250-metres-is-already-spinning-at-a-steady-angular-velocity-of-200-rads-and-starts-to-accelerate-uniformly-after-120-seconds-the-angular-velocity-of-the-platform-increases-to-500-rads-calculate-the-angular-acceleration-applied-to-the-platform-and-the-total-angular-displacement-during-this-acceleration-period-63e3eb92 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/to-plan-an-interplanetary-mission-a-space-engineer-needs-to-figure-out-the-gravitational-force-acting-on-a-probe-on-the-surfaces-of-two-different-planets-planet-alpha-has-a-mass-three-times-greater-than-that-of-earth-and-a-radius-double-that-of-earths-while-planet-beta-has-a-mass-equal-to-earth-and-a-radius-half-that-of-earths-using-the-universal-gravitational-constant-g-how-does-the-gravitational-force-each-planet-exerts-on-the-probe-compare-to-that-experienced-on-earth-a30903c3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-car-picks-up-speed-steadily-as-it-sets-off-on-a-straight-road-in-the-first-12-seconds-its-speed-climbs-from-8-ms-to-26-ms-what-is-the-average-scalar-acceleration-of-the-vehicle-during-this-period-b867b016 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/a-car-starts-from-a-standstill-and-accelerates-uniformly-along-a-straight-road-if-we-look-at-the-graph-showing-the-speed-of-the-car-in-relation-to-the-distance-travelled-which-of-the-following-options-accurately-depicts-the-shape-of-this-graph-d1a8fd4d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/joao-is-tidying-up-his-uniform-in-front-of-a-large-flat-mirror-in-his-classroom-he-notices-that-his-reflection-is-always-the-same-distance-from-the-mirror-as-he-is-standing-in-relation-to-it-if-joao-decides-to-step-closer-to-the-mirror-what-will-be-the-relationship-between-his-new-distance-to-the-mirror-and-the-position-of-his-reflected-image-2783b06f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/during-the-operation-of-a-thermal-engine-an-ideal-gas-undergoes-an-isothermal-expansion-within-a-movable-piston-its-noted-that-the-gas-pressure-drops-from-20000-kpa-to-10000-kpa-while-its-volume-increases-from-100-m-to-200-m-what-is-the-total-amount-of-heat-absorbed-by-the-system-during-this-process-f92f3007 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/when-you-rub-a-latex-balloon-against-a-piece-of-fabric-an-electric-charge-gets-transferred-given-that-the-charge-of-an-electron-is-160-x-10-19-c-how-much-charge-in-total-is-transferred-when-35-x-1018-electrons-move-to-the-balloon-c54e3508 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/a-bicycle-wheel-with-a-diameter-of-07-metres-is-spinning-at-a-steady-pace-of-20-revolutions-per-minute-after-10-seconds-of-use-what-is-the-angular-displacement-of-the-wheel-in-radians-497374c8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/in-an-electronics-lab-a-technician-needs-to-put-together-a-circuit-using-capacitors-to-stabilise-voltage-fluctuations-in-a-power-supply-system-he-opts-to-connect-several-capacitors-in-parallel-to-achieve-the-required-total-capacitance-since-the-equivalent-capacitance-of-capacitors-in-parallel-is-the-sum-of-the-individual-capacitances-and-considering-that-some-of-the-available-capacitors-are-connected-in-series-before-being-added-to-the-parallel-setup-what-is-the-correct-formula-representing-the-total-capacitance-of-the-circuit-237305ef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/a-group-of-designers-is-working-on-a-lighting-system-for-a-theatre-that-needs-accurate-light-focusing-in-various-parts-of-the-stage-to-highlight-particular-scenes-to-ensure-top-notch-lighting-quality-they-must-choose-between-converging-and-diverging-lenses-for-the-projectors-given-the-properties-and-features-of-these-lens-types-which-one-is-better-suited-for-directing-light-to-specific-spots-on-the-stage-2bb42ea7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/in-a-lab-three-capacitors-with-capacitances-of-4-f-6-f-and-10-f-are-connected-in-parallel-to-a-12-v-power-source-considering-the-parallel-setup-what-is-the-total-capacitance-of-the-group-and-what-is-the-total-charge-stored-by-the-capacitors-3c13d490 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/in-a-physics-experiment-the-learners-investigate-how-a-wave-moves-through-a-tensioned-string-they-notice-that-the-distance-between-two-consecutive-peaks-is-075-metres-and-it-takes-15-seconds-for-a-peak-to-travel-that-distance-they-also-find-that-the-amplitude-of-the-wave-is-03-metres-based-on-this-information-which-of-the-following-statements-best-describes-the-characteristics-of-the-observed-wave-5207c4b6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/an-object-is-being-pulled-by-two-forces-at-the-same-time-the-first-force-is-represented-by-the-vector-f-i-2j-n-and-the-second-force-is-represented-by-the-vector-f-i-j-n-in-the-cartesian-coordinate-system-what-is-the-total-force-acting-on-the-object-c64e7d7d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-car-starts-from-rest-and-speeds-up-steadily-until-it-hits-20-ms-in-10-seconds-during-this-time-the-driver-keeps-a-consistent-acceleration-based-on-the-details-given-what-is-the-cars-acceleration-61e40dc8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-sports-coach-is-pushing-a-relay-cart-that-weighs-20-kg-he-applies-two-simultaneous-forces-one-of-80-n-in-the-horizontal-direction-and-another-of-60-n-at-an-angle-of-30-with-the-horizontal-what-is-the-resulting-acceleration-of-the-cart-166e471c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-cyclist-takes-on-a-route-that-begins-with-a-flat-stretch-of-500-meters-at-a-steady-pace-of-20-kmh-followed-by-a-circular-bend-with-a-radius-of-50-meters-keeping-the-same-speed-considering-the-whole-journey-how-would-you-describe-the-path-that-the-cyclist-takes-during-the-race-8cffcde3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/a-scientific-balloon-holds-200-mol-of-helium-gas-at-a-pressure-of-120-atm-and-a-temperature-of-280-k-during-an-experiment-the-balloon-is-taken-to-a-higher-altitude-where-the-surrounding-temperature-drops-to-220-k-and-the-atmospheric-pressure-decreases-to-090-atm-since-the-amount-of-gas-remains-unchanged-what-will-the-new-volume-of-the-balloon-be-under-these-conditions-46e01b6b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-youngs-experiment-a-single-wavelength-light-source-with-a-wavelength-of-600-nm-shines-through-two-parallel-slits-that-are-025-mm-apart-the-observation-screen-is-set-up-20-meters-away-from-the-slits-given-that-the-distance-between-the-slits-and-the-screen-is-fairly-large-what-is-the-position-in-millimetres-of-the-fifth-bright-fringe-of-interference-seen-on-the-screen-c5fd1280 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/in-a-karting-race-the-driver-speeds-up-from-5-ms-to-18-ms-in-the-first-7-seconds-after-the-race-starts-what-was-the-average-scalar-acceleration-of-the-kart-during-this-period-2234ffd0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/a-wind-turbine-features-generators-made-up-of-several-loops-of-conductive-wire-that-rotate-within-a-consistent-magnetic-field-lets-say-one-of-these-generators-has-150-loops-each-with-an-area-of-004-m-and-operates-at-a-constant-angular-velocity-of-75-rads-in-a-magnetic-field-of-035-t-which-is-perpendicular-to-the-axis-of-rotation-using-faradays-law-calculate-the-maximum-induced-electromotive-force-in-the-generator-which-of-the-options-below-correctly-indicates-the-value-of-this-electromotive-force-ae5b50d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-of-resistors-arranged-in-series-using-the-fact-that-when-resistors-are-in-series-we-must-add-the-resistances/an-electrician-is-putting-together-a-circuit-with-three-resistors-wired-in-series-r-5-w-r-15-w-and-r-10-w-when-connecting-a-60-v-power-supply-to-the-circuit-what-will-the-voltage-be-across-resistor-r-00533dff 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/an-ideal-gas-takes-up-a-volume-of-300-litres-at-a-pressure-of-150-atm-and-a-temperature-of-300-k-if-the-gas-undergoes-an-isothermal-change-what-will-be-the-new-volume-when-the-pressure-drops-to-100-atm-1d98b8ea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-a-physics-lab-two-positively-charged-objects-are-fixed-at-an-initial-distance-of-050-metres-apart-if-the-magnitude-of-each-charge-is-doubled-and-the-distance-between-them-is-brought-down-to-025-metres-according-to-coulombs-law-what-will-be-the-new-electric-repulsive-force-between-them-5e721336 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-and-calculate-the-magnetic-force-applied-to-moving-electric-charges-verify-that-the-magnetic-force-is-perpendicular-to-both-the-velocity-and-the-magnetic-field/a-proton-is-travelling-at-a-speed-of-40-x-106-ms-towards-the-east-through-a-steady-magnetic-field-of-025-t-that-is-pointing-straight-up-what-is-the-size-of-the-magnetic-force-acting-on-the-proton-6d295349 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-maxima-and-minima-of-newtons-rings-or-use-it-to-calculate-wavelengths-or-thicknesses-of-bodies/in-an-experiment-to-observe-newtons-rings-a-student-uses-a-plano-lens-on-a-curved-surface-and-shines-monochromatic-light-on-the-system-after-making-the-observation-he-measures-that-the-distance-between-the-centre-of-the-central-ring-and-the-third-dark-ring-is-150-mm-given-that-the-refractive-index-of-the-medium-is-known-whats-the-wavelength-of-the-light-used-in-the-experiment-9bcb7f3a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/maria-travels-5-km-to-the-north-over-the-course-of-1-hour-and-then-makes-her-way-back-to-the-starting-point-heading-south-in-the-same-time-if-we-consider-her-overall-displacement-and-the-time-taken-what-would-marias-average-vector-velocity-be-for-her-entire-journey-d01a319a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/in-an-isobaric-process-an-ideal-gas-expands-its-volume-from-250-litres-to-400-litres-while-maintaining-a-constant-pressure-of-150-atm-what-work-does-the-gas-perform-during-this-change-97d00b37 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/in-a-seismic-monitoring-project-engineers-use-mechanical-waves-to-detect-movements-beneath-the-earths-surface-while-communication-systems-rely-on-electromagnetic-waves-to-transmit-information-without-needing-physical-cables-considering-the-key-characteristics-of-these-types-of-waves-which-of-the-following-properties-essentially-sets-electromagnetic-waves-apart-from-mechanical-waves-in-this-context-ca6bf7c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/in-a-physics-lesson-ana-rubs-a-glass-rod-with-a-piece-of-silk-and-then-holds-the-rod-near-some-small-bits-of-paper-after-this-the-paper-pieces-are-drawn-towards-the-rod-what-type-of-electrification-is-taking-place-in-this-experiment-and-which-object-has-gained-a-negative-charge-06773c40 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/in-an-in-depth-look-at-a-far-off-area-of-the-galaxy-an-astronomer-spots-three-celestial-objects-each-with-unique-traits-object-a-shows-low-brightness-and-a-vivid-reddish-hue-object-b-is-incredibly-dense-and-gives-off-high-energy-radiation-while-object-c-has-a-striking-white-luminosity-despite-being-quite-small-based-on-the-stages-of-stellar-evolution-which-of-the-following-options-best-categorizes-each-of-these-objects-e114655b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/a-music-teacher-is-tuning-a-closed-end-sound-tube-for-a-specific-instrument-while-observing-the-standing-waves-that-form-inside-the-tube-he-wants-to-determine-how-the-length-of-the-tube-affects-the-harmonics-produced-based-on-the-principles-of-vibrations-in-sound-tubes-which-of-the-following-statements-is-correct-regarding-the-relationship-between-the-length-of-the-tube-and-the-harmonics-538db6a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-internal-energy-of-a-gas-is-and-how-to-calculate-it/a-cylinder-with-a-fixed-volume-holds-300-moles-of-a-monatomic-ideal-gas-the-temperature-of-the-gas-increases-from-250-k-to-400-k-since-the-internal-energy-of-the-gas-is-solely-dependent-on-temperature-what-is-the-change-in-the-internal-energy-of-the-gas-use-the-ideal-gas-constant-r-831-jmolk-6f9841fe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/during-a-training-flight-an-airplane-travels-at-a-speed-of-450-kmh-towards-the-east-at-the-same-time-a-wind-current-blows-at-150-kmh-in-a-northwestern-direction-taking-into-account-the-vector-difference-between-the-airplanes-speed-and-the-winds-speed-what-is-the-airplanes-resultant-speed-relative-to-the-ground-0e8b64df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/a-train-is-chugging-along-at-a-steady-pace-at-a-station-an-observer-inside-the-train-flicks-on-a-flashlight-that-shines-light-according-to-the-principles-of-relativity-how-does-the-speed-of-light-noticed-by-the-observer-on-the-platform-stack-up-against-the-speed-of-light-measured-by-the-observer-inside-the-train-76600804 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-an-industrial-setup-there-are-two-parallel-straight-wires-transporting-electric-currents-of-intensities-i1-250-a-and-i2-150-a-moving-in-opposite-directions-the-wires-are-spaced-30-cm-apart-determine-the-strength-of-the-resulting-magnetic-field-at-a-point-that-is-10-cm-away-from-i1-and-20-cm-away-from-i2-b9ddda96 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/a-bicycle-wheel-with-a-radius-of-035-meters-is-spinning-at-a-steady-angular-velocity-of-15-rads-if-the-radius-of-the-wheel-increases-to-050-meters-while-keeping-the-same-angular-velocity-what-will-be-the-new-linear-velocity-at-the-outer-edge-of-the-wheel-24ab27bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/the-learners-carry-out-an-experiment-in-which-they-create-waves-on-a-stretched-rope-and-record-the-time-it-takes-for-a-point-on-the-rope-to-pass-certain-reference-points-they-also-measure-the-distance-between-the-peaks-of-the-waves-from-this-data-which-aspect-of-the-wave-enables-us-to-calculate-its-speed-of-propagation-0b23160f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/a-local-engineering-firm-is-developing-an-automated-irrigation-system-that-utilises-sensors-to-monitor-water-flow-and-pressure-in-the-pipes-the-sensors-measure-the-flow-in-litres-per-minute-and-the-pressure-in-kilopascals-to-incorporate-this-data-into-a-control-panel-that-adheres-to-standard-international-system-units-which-of-the-following-unit-conversions-should-be-correctly-applied-f598952f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/recently-astronomers-have-utilised-advanced-telescopes-to-study-the-unusual-movement-of-stars-orbiting-around-a-seemingly-empty-central-region-of-a-distant-galaxy-considering-the-laws-of-physics-and-the-known-properties-of-black-holes-what-is-the-most-sensible-explanation-for-this-unseen-object-that-affects-the-movement-of-the-observed-stars-1efd226d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/an-electric-generator-comprises-a-circular-coil-with-a-radius-of-05-meters-that-spins-in-a-steady-magnetic-field-of-12-teslas-the-coil-turns-at-a-fixed-speed-of-60-revolutions-per-minute-use-faradays-law-to-find-the-maximum-induced-electromotive-force-emf-produced-in-the-system-6cf18515 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/in-a-lab-experiment-a-physicist-watches-a-sinusoidal-wave-travelling-along-a-fixed-string-the-transverse-oscillation-of-the-string-at-point-x-0-has-a-maximum-amplitude-of-450-cm-and-a-frequency-of-300-hz-since-the-wave-movement-can-be-described-using-a-sinusoidal-function-over-time-whats-the-equation-representing-the-displacement-y-of-the-observed-point-as-a-function-of-time-t-54e804c0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/a-factory-utilises-metal-sheets-with-holes-for-assembling-equipment-when-the-temperature-goes-up-these-sheets-expand-at-the-surface-which-can-change-the-size-of-the-holes-if-we-take-a-sheet-with-a-circular-hole-that-has-a-radius-of-4-cm-heated-from-25c-to-75c-what-will-the-new-area-of-the-hole-be-after-the-surface-expansion-b975410b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-a-hydrogen-like-atom-based-on-the-concepts-of-modern-physics-calculating-for-example-the-radius-of-the-atom-in-the-nth-orbit/in-a-physics-lab-learners-are-exploring-how-the-electron-behaves-in-the-hydrogen-atom-using-the-bohr-model-to-investigate-various-energy-levels-its-crucial-to-calculate-the-radius-of-the-electrons-orbit-in-the-n-th-shell-based-on-the-bohr-model-principles-which-formula-correctly-shows-the-radius-of-the-electrons-orbit-in-the-n-th-level-a6d03af8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/a-runner-is-taking-part-in-a-42-kilometre-marathon-given-that-the-average-length-of-their-stride-is-about-075-metres-what-is-the-rough-order-of-magnitude-of-the-total-number-of-steps-this-runner-will-take-during-the-race-f5550982 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/an-ophthalmologist-evaluates-how-well-the-human-eye-focuses-as-an-optical-device-its-understood-that-the-focal-distance-for-a-healthy-eye-is-about-17-mm-and-various-types-of-eye-conditions-necessitate-specific-corrective-lenses-what-is-the-key-feature-of-the-lenses-used-to-correct-myopia-given-how-images-are-formed-on-the-retina-79e50781 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/a-motorcyclist-weighing-200-kg-is-cruising-at-a-speed-of-20-ms-when-he-hits-the-brakes-slowing-down-to-10-ms-over-a-period-of-4-seconds-using-the-impulse-theorem-what-is-the-average-force-exerted-by-the-brakes-during-this-time-57f2b0e8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-cyclist-completes-a-full-lap-on-a-circular-track-keeping-a-steady-speed-throughout-considering-this-journey-what-is-the-average-vector-acceleration-of-the-cyclist-during-that-lap-f897f875 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/in-a-wave-interference-experiment-on-a-string-two-waves-with-the-same-frequency-and-wavelength-travel-through-the-same-medium-the-first-wave-has-an-amplitude-of-04-metres-and-the-second-has-an-amplitude-of-06-metres-being-in-sync-with-each-other-according-to-the-principle-of-superposition-of-waves-what-is-the-resultant-amplitude-at-the-point-of-maximum-interference-8cf03088 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/in-a-physics-lab-a-researcher-measured-the-power-usage-of-two-electronic-devices-the-first-device-uses-50-kw-for-24-10-seconds-while-the-second-one-consumes-32-10-mw-over-15-10-seconds-to-fairly-compare-the-energy-usage-of-both-devices-we-need-to-express-their-consumptions-in-megajoules-mj-according-to-the-international-systems-prefixes-which-device-uses-more-energy-in-megajoules-d2e715b4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/an-engineer-is-working-on-a-measuring-device-that-comprises-a-circular-loop-of-radius-r-through-which-a-steady-electric-current-i-flows-the-loop-is-set-up-so-that-its-plane-is-tilted-at-an-angle-8-to-the-vertical-to-set-up-the-device-properly-we-need-to-find-the-strength-of-the-magnetic-field-produced-by-the-loop-at-point-p-which-is-located-a-distance-z-above-the-centre-of-the-loop-along-the-vertical-line-that-goes-through-the-centre-assuming-that-were-in-a-vacuum-and-that-8-is-not-equal-to-0-whats-the-correct-formula-for-the-magnetic-field-at-point-p-5b156a84 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/a-mass-spring-system-oscillates-vertically-and-it-has-been-noted-that-the-acceleration-of-the-mass-is-directly-proportional-to-its-displacement-from-the-equilibrium-position-but-in-the-opposite-direction-based-on-this-observation-what-kind-of-motion-is-the-system-undergoing-9c51524c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/a-company-is-developing-two-cooling-systems-for-an-electronic-device-system-x-uses-a-conductive-material-with-an-area-of-008-m-a-length-of-025-m-and-is-exposed-to-a-temperature-difference-of-50c-meanwhile-system-y-employs-a-material-with-an-area-of-010-m-a-length-of-020-m-but-maintains-the-same-temperature-difference-since-both-systems-are-working-under-thermal-equilibrium-and-the-thermal-conductivity-of-the-materials-isnt-specified-which-system-will-show-a-greater-heat-flow-according-to-fouriers-law-dad9fe7f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/a-physicist-is-looking-into-how-a-wave-moves-along-a-string-he-employs-sinusoidal-functions-to-illustrate-how-the-position-of-the-strings-particles-changes-over-time-whats-the-equation-that-characterises-this-wave-movement-as-time-progresses-ae449d67 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/a-learner-sets-up-a-mass-spring-system-where-a-mass-of-05-kg-is-attached-to-a-vertical-spring-with-a-spring-constant-of-200-nm-when-the-mass-is-pulled-down-01-m-from-the-resting-position-and-let-go-the-system-undergoes-simple-harmonic-motion-what-is-the-period-of-oscillation-for-this-system-79724b6e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-a-physics-experiment-a-researcher-places-two-point-charges-of-opposite-signs-a-certain-distance-apart-based-on-this-setup-how-do-the-electric-field-lines-behave-in-the-space-in-between-the-two-charges-ef8e4a07 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/in-a-lab-a-steel-bar-with-an-initial-length-of-150-metres-is-exposed-to-a-temperature-rise-of-30c-given-that-the-linear-expansion-coefficient-of-steel-is-0000011-c-what-will-be-the-final-length-of-the-bar-after-being-heated-f540bc49 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-car-is-cruising-along-a-winding-road-its-position-over-time-is-represented-by-the-equations-xt-100t-5t-and-yt-50-sin01pt-with-x-and-y-measured-in-meters-and-t-in-seconds-find-the-instantaneous-velocity-of-the-car-at-t-10-seconds-1ede761f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/a-photography-lab-is-working-on-a-new-automatic-focus-system-that-utilises-various-lenses-to-sharpen-captured-images-to-make-sure-the-chosen-lenses-provide-top-notch-optical-quality-without-any-distortion-its-crucial-to-know-the-difference-between-converging-and-diverging-lenses-considering-the-features-of-each-lens-type-which-one-should-be-opted-for-in-the-system-to-focus-light-rays-and-produce-clear-precise-images-2fee9c7d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/a-scientist-is-exploring-how-waves-behave-on-a-string-connected-to-various-types-of-boundaries-by-sending-a-transverse-wave-towards-a-fixed-end-and-then-to-a-free-end-he-witnesses-the-reflected-waves-based-on-the-principles-of-wave-reflection-how-does-the-orientation-of-the-reflected-wave-differ-between-the-two-kinds-of-boundaries-7ee0d4a4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-vector-is-which-has-magnitude-direction-and-sense-calculate-the-magnitude-of-a-vector-write-a-vector-in-the-cartesian-plane/on-a-running-track-a-runner-is-moving-at-a-speed-of-8-ms-towards-the-east-while-theres-a-wind-blowing-at-3-ms-towards-the-north-given-this-information-what-is-the-runners-overall-speed-relative-to-the-ground-72d4d002 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-apparent-frequency-perceived-by-an-observer-who-may-be-moving-or-stationary-from-a-sound-source-that-may-be-moving-or-stationary-it-is-important-that-at-least-one-of-the-two-is-moving/a-car-with-a-siren-blaring-at-a-sound-frequency-of-600-hz-is-coming-up-to-a-pedestrian-who-is-standing-on-the-pavement-the-car-is-travelling-at-a-speed-of-2000-ms-while-the-speed-of-sound-in-the-air-is-34300-ms-what-is-the-frequency-that-the-pedestrian-hears-as-the-car-approaches-3a626f73 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-vehicle-is-making-a-right-angle-turn-at-an-intersection-while-keeping-a-steady-speed-of-v-initially-the-car-is-heading-north-and-after-completing-the-turn-it-is-heading-east-given-that-the-time-taken-to-finish-the-turn-was-dt-what-is-the-average-vector-acceleration-of-the-vehicle-during-this-manoeuvre-3f6d0b43 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/car-a-is-cruising-along-at-a-steady-speed-of-20-ms-compared-to-the-road-at-the-same-time-car-b-is-also-moving-in-the-same-direction-at-a-speed-of-4-ms-what-is-the-speed-of-car-a-when-seen-from-car-b-93d1fa58 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/in-a-wind-tunnel-used-for-testing-aircraft-models-the-upper-part-of-the-wing-has-an-air-flow-speed-of-60-ms-while-the-lower-part-runs-at-a-speed-of-40-ms-according-to-bernoullis-principle-what-must-be-the-condition-to-generate-the-lift-necessary-to-keep-the-aircraft-airborne-c63e7600 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-mass-spring-system-is-set-up-horizontally-on-a-surface-without-friction-a-mass-of-300-kg-is-connected-to-the-spring-which-has-a-spring-constant-of-120-nm-when-the-mass-is-moved-015-meters-away-from-its-resting-position-and-released-it-starts-to-oscillate-in-a-periodic-manner-given-this-information-what-is-the-formula-for-the-simple-harmonic-motion-that-represents-the-masss-position-over-time-and-can-we-describe-the-motion-as-simple-harmonic-motion-c6c1c7cb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-cyclist-is-riding-a-bicycle-that-weighs-a-total-of-15-kg-he-applies-a-steady-force-of-30-n-forward-through-the-pedals-while-an-air-resistance-force-of-10-n-pushes-back-against-him-assuming-there-are-no-other-horizontal-forces-acting-on-the-bicycle-cyclist-system-what-is-the-overall-acceleration-of-the-system-e3cc4fe5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/an-engineer-is-designing-a-bridge-and-needs-to-calculate-the-resultant-forces-acting-on-the-support-cables-to-ensure-the-structure-stays-stable-he-breaks-down-the-tension-force-of-a-cable-that-has-a-magnitude-of-500-n-and-forms-a-30-angle-with-the-horizontal-given-this-scenario-what-are-the-horizontal-and-vertical-components-of-the-tension-force-5d81a06d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/in-a-physics-lab-two-identical-capacitors-are-connected-in-parallel-to-a-power-source-of-18-v-once-theyve-stabilised-the-total-charge-stored-in-the-system-is-009-c-given-that-the-dielectric-used-is-vacuum-what-is-the-capacitance-of-each-capacitor-on-its-own-5de002ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/a-scientist-is-assembling-a-coil-with-150-turns-which-experiences-a-change-in-the-magnetic-field-from-03-t-to-00-t-over-a-span-of-005-seconds-applying-faradays-law-what-is-the-induced-electromotive-force-in-the-coil-be631b49 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/an-optical-engineer-is-designing-a-lighting-system-for-a-conference-room-he-is-exploring-various-paths-of-light-rays-to-ensure-a-consistent-spread-of-light-which-principle-of-geometric-optics-is-being-applied-in-this-process-5e1bb1ed 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/in-a-physics-lab-a-student-heated-100-grams-of-ice-at-10c-until-all-the-ice-melted-and-the-resultant-water-reached-25c-using-the-following-values-heat-capacity-of-ice-209-jgc-latent-heat-of-fusion-of-ice-334-jg-and-heat-capacity-of-water-418-jgc-what-is-the-total-amount-of-heat-absorbed-by-the-ice-throughout-this-process-777d804b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/in-the-physics-lab-a-positive-point-charge-of-q-is-fixed-on-a-table-to-calibrate-a-sensor-the-student-needs-to-determine-the-electric-field-generated-by-this-charge-at-a-point-located-at-a-perpendicular-distance-d-from-the-line-connecting-the-charge-to-the-sensor-what-is-the-magnitude-of-the-electric-field-at-this-point-438a60d9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/study-the-movement-of-fluids-bernoullis-principle-states-that-in-an-ideal-flow-the-pressure-decreases-when-the-fluid-velocity-increases-and-vice-versa-keeping-the-total-energy-constant/in-a-wind-tunnel-engineers-are-investigating-how-airflow-interacts-with-different-airplane-wing-shapes-according-to-bernoullis-principle-what-occurs-to-the-air-pressure-in-areas-where-the-airflow-speed-picks-up-40789e60 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-lens-factory-is-designing-a-mixed-lens-where-one-side-is-concave-with-a-radius-r-and-the-other-is-convex-with-a-radius-of-2r-given-that-the-refractive-index-of-the-material-is-17-and-the-lens-should-have-a-focal-distance-of-25-cm-use-the-lens-makers-equation-to-figure-out-the-radius-of-curvature-r-of-the-surfaces-72afd464 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/pedro-applies-a-steady-force-to-push-an-8-kg-block-over-a-distance-of-5-metres-on-a-smooth-surface-without-friction-considering-the-connection-between-the-work-done-and-kinetic-energy-what-will-be-the-blocks-speed-at-the-end-of-the-push-ea8639fe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/a-car-is-parked-on-a-slope-to-get-it-moving-the-driver-needs-to-exert-enough-force-to-overcome-the-static-friction-between-the-tyres-and-the-road-given-that-the-coefficient-of-static-friction-between-the-tyres-and-the-road-is-04-and-the-car-weighs-1200-n-whats-the-minimum-force-that-the-driver-must-apply-to-get-the-car-moving-a396b8be 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-glass-bottle-with-a-capacity-of-150-litres-is-filled-halfway-with-a-liquid-at-a-temperature-of-25c-when-placed-in-an-environment-where-the-temperature-steadily-rises-to-75c-both-the-liquid-and-the-glass-of-the-bottle-experience-volumetric-expansion-considering-the-coefficients-of-volumetric-expansion-for-both-the-liquid-and-the-glass-which-of-the-following-scenarios-best-captures-how-the-bottle-and-the-liquid-behave-after-being-heated-6dc27e60 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/a-worker-is-pulling-a-box-along-a-flat-surface-while-applying-two-forces-at-the-same-time-one-force-of-80-n-towards-the-east-and-another-force-of-60-n-at-a-45-angle-to-the-east-the-box-moves-15-meters-to-the-east-what-is-the-work-done-by-the-resultant-force-on-the-box-402b13a3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-graphs-of-uniform-rectilinear-motion-use-the-graphs-of-uniform-motion-to-solve-uniform-motion-issues/in-a-lab-experiment-lucas-records-the-position-of-a-cart-moving-at-a-constant-speed-at-different-intervals-he-notes-that-at-2-seconds-the-cart-is-at-5-meters-and-at-5-seconds-it-has-moved-to-20-meters-based-on-this-information-what-is-the-carts-constant-speed-14c85ed6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/a-learner-is-conducting-an-experiment-in-the-lab-using-a-mass-spring-system-where-a-spring-with-an-elastic-constant-k-is-attached-vertically-and-a-mass-m-hangs-from-its-end-by-moving-the-mass-away-from-its-rest-position-and-letting-it-go-the-system-undergoes-simple-harmonic-motion-what-is-the-formula-for-the-period-of-the-simple-harmonic-motion-of-this-mass-spring-system-8d699098 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/in-a-uniform-electric-field-a-charge-of-2-c-is-moved-a-distance-of-3-metres-in-the-direction-of-the-field-doing-work-of-60-j-with-this-in-mind-what-is-the-strength-of-the-electric-field-5a923cdd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-this-experiment-we-have-two-point-charges-with-opposite-signs-placed-close-to-one-another-within-an-electric-field-considering-their-interaction-how-are-the-force-lines-arranged-in-this-setup-6fe244db 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/a-car-is-moving-according-to-the-position-equation-pt-10t-5t-where-p-is-the-position-in-metres-and-t-is-the-time-in-seconds-based-on-this-trajectory-what-is-the-instantaneous-acceleration-of-the-car-6696931d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/a-worker-needs-to-lift-a-40-kg-piece-of-equipment-using-an-inclined-ramp-that-makes-a-30-degree-angle-with-the-level-ground-the-ramp-has-a-length-of-10-meters-taking-into-account-the-acceleration-due-to-gravity-as-98-ms-what-is-the-work-done-by-the-weight-force-while-moving-the-equipment-up-the-ramp-e479c5ec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-electric-current-in-a-given-conductor-using-the-ratio-of-the-amount-of-charges-that-pass-through-the-conductor-divided-by-the-time/in-a-physics-lab-were-conducting-an-experiment-that-involves-electric-charges-moving-through-a-conductor-in-a-closed-circuit-over-60-seconds-48-10-coulombs-of-electrons-are-transferred-through-the-conductor-with-this-information-can-you-determine-the-intensity-of-the-electric-current-flowing-through-the-conductor-3c76bada 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/in-a-physics-lab-two-generators-of-sinusoidal-waves-create-waves-in-a-string-that-share-the-same-frequency-and-travel-in-the-same-direction-the-first-generator-produces-a-wave-with-an-amplitude-of-45-cm-while-the-second-generator-produces-a-wave-with-an-amplitude-of-25-cm-when-these-waves-combine-what-will-the-maximum-resulting-amplitude-be-27ff6d4e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/in-a-physics-lab-learners-are-investigating-the-relationship-between-the-work-done-to-compress-a-spring-and-the-elastic-potential-energy-stored-in-it-the-data-collected-is-organised-in-a-table-that-represents-a-linear-function-when-plotting-this-data-on-a-cartesian-plane-what-does-the-slope-of-the-resulting-line-mean-in-physical-terms-e833e34f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/a-mechanic-is-tuning-a-bicycle-that-has-two-gears-one-on-the-chain-with-20-teeth-and-another-on-the-sprocket-with-40-teeth-if-the-chain-gear-spins-at-60-revolutions-per-minute-rpm-whats-the-rotation-speed-of-the-sprocket-gear-703ab930 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/a-hydraulic-system-used-in-a-press-consists-of-two-pistons-linked-by-a-fluid-that-cant-be-compressed-the-smaller-piston-has-an-area-of-005-m-while-the-larger-piston-has-an-area-of-02-m-based-on-pascals-theorem-if-a-force-of-200-n-is-applied-to-the-smaller-piston-what-will-be-the-force-exerted-on-the-larger-piston-to-keep-the-system-balanced-e09afac6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-block-weighing-10-kg-is-sitting-on-a-flat-surface-when-you-pull-the-block-with-a-constant-horizontal-force-several-forces-come-into-play-which-of-the-options-below-accurately-describes-the-directions-and-nature-of-these-forces-d024feb9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/in-a-rowing-race-boat-a-is-travelling-at-a-speed-shown-by-the-vector-v-3i-2j-ms-while-boat-b-has-a-speed-v-i-4j-ms-both-moving-in-the-same-direction-whats-the-difference-between-the-velocity-vectors-of-the-two-boats-33e596a3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/a-motorcycle-sets-off-from-point-x-and-rides-450-km-north-in-20-minutes-after-that-it-veers-east-and-covers-another-325-km-in-the-next-15-minutes-if-we-only-consider-the-change-in-position-from-start-to-finish-of-the-journey-what-is-the-total-distance-of-this-change-3125381e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/a-metal-conductor-of-length-l-and-a-cross-sectional-area-a-experiences-a-temperature-difference-deltat-between-its-ends-using-fouriers-law-determine-how-the-temperature-change-along-the-conductor-is-influenced-when-the-cross-sectional-area-is-doubled-while-the-length-and-temperature-difference-stay-the-same-478e39bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/a-star-with-a-mass-much-greater-than-that-of-the-sun-comes-to-the-end-of-its-life-after-a-supernova-explosion-leading-to-a-collapsed-core-that-has-an-extreme-density-mostly-made-up-of-neutrons-given-the-principles-of-gravitational-balance-and-the-degeneracy-forces-at-play-how-is-the-stellar-object-that-emerges-from-this-process-classified-0edaf9bb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/a-rope-measuring-150-meters-in-length-is-secured-at-both-ends-and-vibrating-steadily-when-examining-the-third-harmonic-the-student-finds-that-the-corresponding-wavelength-is-l-following-this-they-increase-the-tension-of-the-rope-effectively-tripling-the-speed-of-the-waves-while-maintaining-the-ropes-vibration-in-the-third-harmonic-given-that-the-length-of-the-rope-stays-the-same-what-will-the-new-wavelength-of-the-third-harmonic-be-after-the-tension-adjustment-12de7d58 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/a-scientist-is-exploring-the-motion-of-a-pendulum-in-a-lab-setting-he-notes-that-when-he-shifts-the-mass-of-the-pendulum-to-a-particular-point-and-lets-it-go-the-path-it-takes-seems-to-repeat-itself-and-is-periodic-based-on-the-characteristics-observed-which-of-the-following-statements-best-describes-the-pendulums-motion-in-terms-of-simple-harmonic-motion-a62be8b8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/an-optician-is-designing-a-lens-for-a-visual-aid-device-to-ensure-the-quality-of-the-image-he-must-determine-the-radii-of-curvature-of-the-lens-surfaces-by-applying-the-lens-makers-formula-calculate-the-necessary-radii-of-curvature-for-a-biconvex-lens-with-a-focal-length-of-20-cm-taking-into-account-that-the-lens-material-has-a-refractive-index-of-15-and-that-both-surfaces-have-equal-radii-of-curvature-7996fd5c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/a-group-of-engineers-is-working-on-designing-an-electrical-circuit-for-a-new-art-gallery-in-their-design-they-have-two-lamps-with-resistances-of-8-w-and-12-w-connected-in-parallel-and-this-setup-is-linked-in-series-with-a-third-lamp-of-6-w-what-is-the-overall-equivalent-resistance-of-this-circuit-7a4430a0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/in-a-lab-experiment-a-student-heats-an-ideal-gas-thats-kept-in-a-container-and-measures-its-temperature-to-get-a-handle-on-how-the-molecules-of-this-gas-behave-he-wants-to-calculate-the-average-speed-of-the-molecules-based-on-the-temperature-hes-measured-what-steps-should-the-student-take-to-find-out-the-average-speed-of-the-molecules-of-the-ideal-gas-93a61043 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/while-on-a-mission-to-explore-the-solar-system-scientists-noticed-that-the-gravitational-pull-of-venus-has-a-major-impact-on-the-trajectory-of-the-spacecraft-given-the-distinct-features-of-the-planets-and-how-they-interact-with-each-other-whats-the-primary-reason-for-the-alteration-in-the-spacecrafts-path-19c8c8bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/in-a-physics-lab-theres-an-electric-heater-with-a-resistance-of-15-w-thats-hooked-up-to-a-240-v-power-source-assuming-all-the-electrical-energy-supplied-is-turned-into-heat-what-thermal-power-does-the-heater-produce-4bdf7e51 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/the-position-of-a-moving-object-can-be-expressed-with-the-equation-pt-10t-5t-where-p-is-in-metres-and-t-is-in-seconds-with-this-in-mind-what-is-the-instantaneous-acceleration-of-the-object-fc4e93c3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/a-system-goes-through-an-isothermal-expansion-taking-in-200-j-of-heat-from-a-reservoir-at-300-k-and-doing-150-j-of-work-keeping-the-second-law-of-thermodynamics-in-mind-which-of-the-following-statements-best-describes-the-total-change-in-entropy-of-the-universe-during-this-process-3f99ebda 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/in-a-calorimetry-experiment-a-metal-block-is-heated-to-100c-and-then-placed-in-contact-with-a-quantity-of-water-that-starts-at-300-k-to-find-the-thermal-equilibrium-between-the-metal-and-the-water-we-need-to-convert-the-temperature-of-the-metal-to-the-kelvin-scale-what-is-the-temperature-of-the-metal-block-in-kelvin-b3ec5fa0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/two-identical-conducting-bodies-a-and-b-have-electric-charges-of-5-c-and-3-c-respectively-when-they-are-connected-by-a-conducting-wire-and-allowed-to-redistribute-their-charge-until-they-reach-electrostatic-balance-what-will-be-the-electric-charge-on-each-body-after-the-connection-keeping-in-mind-the-conservation-of-charge-within-the-system-d211ed59 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/during-an-eye-test-the-eye-specialist-finds-that-the-focal-distance-of-a-patients-eye-is-2500-mm-which-indicates-that-the-patient-is-experiencing-hyperopia-with-this-information-what-type-of-corrective-lens-should-be-recommended-to-improve-the-patients-vision-e34d317a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-cyclist-weighing-75-kg-takes-off-on-their-bike-ramping-up-speed-from-a-standstill-to-8-ms-over-a-period-of-5-seconds-while-applying-a-constant-force-assuming-no-energy-is-lost-to-friction-or-air-resistance-lets-calculate-the-change-in-the-bicycles-kinetic-energy-and-connect-it-to-the-work-put-in-by-the-cyclist-during-this-time-16e19ac4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-gaussian-equation-to-calculate-the-distance-between-images-and-lenses-as-well-as-their-sizes/a-photographer-is-using-a-converging-lens-with-a-focal-length-of-1200-cm-to-snap-a-picture-of-an-object-thats-sitting-3600-cm-away-from-the-lens-by-applying-the-gaussian-equation-can-you-determine-the-distance-of-the-image-created-in-relation-to-the-lens-2b580f0a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/in-an-electrical-system-of-a-factory-the-resistors-are-laid-out-symmetrically-between-points-a-and-b-the-setup-features-two-parallel-branches-in-the-first-branch-three-resistors-of-8-w-are-connected-in-series-and-in-the-second-branch-three-resistors-of-8-w-are-also-linked-in-series-additionally-theres-an-extra-resistor-of-8-w-that-connects-the-two-branches-work-out-the-total-equivalent-resistance-between-points-a-and-b-10f6cfaa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/when-a-light-wave-moves-from-one-medium-to-another-with-a-different-refractive-index-it-bends-altering-its-path-this-effect-is-noticeable-for-instance-when-a-beam-of-light-leaves-water-and-enters-air-if-a-ray-of-light-exits-the-water-at-an-incidence-angle-of-30-with-the-normal-to-the-surface-and-knowing-that-the-refractive-index-of-water-is-133-while-in-air-it-is-100-what-will-the-angle-of-refraction-be-as-it-enters-the-air-a188316c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/in-a-home-setting-a-100-w-lamp-is-plugged-into-a-220-v-socket-assuming-the-circuit-operates-ideally-what-is-the-electric-current-passing-through-the-lamp-173074cd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/throughout-the-life-cycle-of-stars-chemical-elements-are-created-and-spread-across-the-universe-via-various-stellar-processes-for-instance-elements-like-carbon-and-oxygen-are-generated-in-massive-stars-and-released-into-space-when-they-explode-in-supernovae-playing-a-crucial-role-in-the-development-of-new-solar-systems-with-this-in-mind-which-of-the-following-statements-best-illustrates-the-connection-between-stellar-evolution-and-the-distribution-of-chemical-elements-vital-for-the-creation-of-solar-systems-4710f8bd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/during-a-practical-physics-lesson-joao-uses-a-convex-lens-and-a-concave-mirror-to-project-an-image-of-an-object-onto-the-wall-of-the-classroom-given-that-the-lens-has-a-focal-distance-of-25-cm-and-the-concave-mirror-has-a-focal-distance-of-50-cm-how-should-joao-position-the-lens-and-the-mirror-in-relation-to-the-object-to-ensure-that-the-projected-image-is-real-and-enlarged-263b90f1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-vector-is-which-has-magnitude-direction-and-sense-calculate-the-magnitude-of-a-vector-write-a-vector-in-the-cartesian-plane/an-engineer-is-working-on-the-flight-path-of-a-drone-that-needs-to-travel-from-point-a-to-point-b-situated-on-a-flat-surface-the-wind-blowing-consistently-applies-a-force-represented-by-vector-v-with-a-strength-of-15-n-towards-the-east-opposing-the-drones-intended-direction-if-the-drone-is-required-to-achieve-a-net-speed-directly-north-of-25-ms-what-should-the-drones-speed-vector-be-relative-to-the-air-so-it-can-stick-to-the-planned-route-e138571b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/during-a-physics-experiment-two-sound-wave-generators-create-waves-with-slightly-different-frequencies-that-overlap-in-the-same-area-of-the-lab-the-students-notice-a-rhythmic-variation-in-the-intensity-of-the-resulting-sound-given-that-the-first-wave-has-a-frequency-of-300-hz-and-the-second-one-has-a-frequency-of-310-hz-what-is-the-frequency-of-the-beats-they-hear-f14b7455 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/a-seismograph-measures-the-seismic-waves-that-travel-through-the-earths-crust-following-an-earthquake-if-the-frequency-of-these-waves-is-12-hz-and-the-wavelength-is-300-metres-what-is-the-speed-at-which-these-seismic-waves-travel-a0833ad7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/an-engineer-is-working-on-a-system-to-transport-electric-charges-in-this-scenario-a-positive-charge-of-300-mc-is-shifted-from-position-a-to-position-b-within-a-consistent-electric-field-that-has-an-intensity-of-500-nc-the-movement-between-points-a-and-b-takes-place-at-an-angle-of-45-in-relation-to-the-electric-field-since-the-work-done-by-the-electric-force-correlates-to-the-change-in-electric-potential-energy-lets-find-out-the-work-done-by-the-electric-force-during-this-movement-4df0439c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/in-an-electrical-circuit-a-resistance-of-80-w-is-connected-to-a-voltage-source-that-results-in-a-current-of-05-a-according-to-ohms-first-law-what-is-the-voltage-provided-by-the-source-03f8a92e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/in-a-quantum-physics-experiment-a-researcher-is-trying-to-find-the-position-of-a-proton-with-an-uncertainty-of-dx-100-10-meters-according-to-heisenbergs-uncertainty-principle-dx-dp-2-what-is-the-minimum-uncertainty-in-the-momentum-of-the-proton-dp-8364ae6d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/in-a-practical-physics-lesson-the-learners-are-using-sound-tubes-to-explore-how-standing-waves-are-formed-they-set-up-an-experiment-with-a-tube-thats-open-at-both-ends-and-observe-the-different-frequencies-created-by-changing-the-length-of-the-tube-based-on-this-setup-how-does-the-length-of-the-tube-relate-to-the-wavelength-of-the-fundamental-frequency-in-a-stationary-state-67a7a794 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-photoelectric-effect-is-a-phenomenon-observed-in-quantum-physics-where-electrons-are-emitted-from-materials-usually-metals-when-they-absorb-energy-from-light-photons/during-an-experiment-on-the-photoelectric-effect-a-metal-plate-is-exposed-to-light-of-varying-frequencies-its-noted-that-electrons-are-only-emitted-when-the-frequency-of-the-light-surpasses-a-certain-level-and-that-the-kinetic-energy-of-the-emitted-electrons-ramps-up-as-the-frequency-of-the-incoming-light-increases-based-on-these-findings-which-of-the-following-statements-best-outlines-the-link-between-the-frequency-of-light-and-the-emission-of-electrons-in-the-photoelectric-effect-ee64dcfb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/a-cyclist-is-riding-on-a-circular-track-with-a-radius-of-30-meters-moving-in-a-smooth-circular-pattern-he-completes-one-full-lap-in-60-seconds-based-on-this-info-determine-the-cyclists-angular-velocity-in-rads-9fda7a62 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/a-mechanical-engineer-is-assessing-how-effectively-an-electric-motor-is-running-in-a-factory-setting-the-motor-draws-an-electric-current-of-10-a-and-functions-with-a-voltage-of-220-v-assuming-that-all-the-electrical-energy-used-is-converted-into-heat-energy-what-is-the-heat-energy-produced-by-the-motor-f4925d28 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-car-weighing-800-kg-is-slowing-down-due-to-a-tyre-friction-force-of-3200-n-while-driving-on-a-flat-road-simultaneously-a-constant-force-of-4000-n-is-being-applied-by-the-driver-if-the-car-travels-50-meters-under-these-circumstances-what-is-the-change-in-the-vehicles-kinetic-energy-during-this-distance-8d4f72cd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-solenoids-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-solenoids/in-a-top-notch-physics-lab-a-researcher-is-working-on-creating-an-electromagnet-using-a-solenoid-to-generate-a-strong-magnetic-field-essential-for-manipulating-charged-particles-in-a-particle-physics-experiment-the-solenoid-has-1200-turns-evenly-spread-over-a-length-of-04-meters-and-operates-with-a-current-of-5-a-producing-a-magnetic-field-b1-inside-it-to-improve-the-experiment-the-researcher-needs-to-raise-the-intensity-of-the-magnetic-field-to-3-b1-without-altering-the-length-of-the-solenoid-however-due-to-design-limitations-he-can-only-adjust-the-number-of-turns-and-the-electric-current-while-ensuring-that-the-relationship-n-nl-is-maintained-where-n-is-the-total-number-of-turns-and-l-is-the-length-of-the-solenoid-what-should-the-new-current-i2-and-the-new-number-of-turns-n2-be-to-achieve-the-desired-magnetic-field-considering-the-magnetic-field-inside-an-ideal-solenoid-is-expressed-as-b-m0-n-i-ebb6dfba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-skydiver-leaps-from-an-aircraft-at-a-height-of-80-metres-above-the-ground-assuming-air-resistance-is-minimal-what-will-be-the-speed-of-the-skydiver-just-before-hitting-the-ground-03ed9b93 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/in-a-physics-experiment-an-electric-charge-of-3-c-is-moved-from-point-c-to-point-d-through-a-consistent-electric-field-to-achieve-this-displacement-a-work-of-12-j-is-needed-with-the-movement-occurring-at-an-angle-of-45-degrees-to-the-direction-of-the-electric-field-based-on-this-information-what-is-the-potential-difference-between-points-c-and-d-8ee2bfa1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/in-a-power-generation-setup-a-circular-coil-with-a-radius-of-04-metres-is-positioned-so-that-its-plane-forms-a-60-angle-with-the-direction-of-a-uniform-magnetic-field-which-changes-over-time-as-bt-3-sinpt-t-using-faradays-law-calculate-the-induced-electromotive-force-emf-in-the-coil-at-the-moment-t-2-seconds-7e47149a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-simple-harmonic-motion-there-is-conservation-of-kinetic-energy-and-calculate-the-velocity-at-certain-points-or-the-deformation-of-the-spring/a-mass-spring-system-consists-of-a-05-kg-mass-attached-to-a-spring-with-a-spring-constant-of-200-nm-oscillating-without-friction-in-simple-harmonic-motion-at-the-point-of-maximum-compression-the-spring-is-compressed-by-01-m-and-the-mechanical-energy-of-the-system-is-fully-conserved-given-the-conservation-of-mechanical-energy-what-is-the-speed-of-the-mass-when-the-spring-is-compressed-to-005-m-81737589 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/in-a-calorimetry-experiment-a-student-places-a-hot-metal-sample-into-a-container-of-cold-water-both-exposed-to-the-surroundings-over-time-the-temperatures-of-the-metal-and-the-water-become-stable-considering-the-principles-of-heat-transfer-what-are-the-main-mechanisms-that-help-reach-thermal-equilibrium-in-this-scenario-8bcd1085 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-of-momentum-impulse-theorem-and-collisions-recalling-when-momentum-given-by-q-m-v-can-be-conserved-or-not/a-truck-weighing-1500-kg-is-cruising-at-a-speed-of-20-ms-when-it-collides-head-on-with-a-car-that-weighs-800-kg-and-was-initially-stationary-after-the-crash-both-vehicles-end-up-moving-together-at-a-shared-speed-considering-the-principles-of-momentum-and-impulse-what-does-this-scenario-illustrate-about-momentum-conservation-within-the-system-9b53764f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/artificial-satellites-are-launched-to-orbit-around-the-earth-carrying-out-crucial-tasks-such-as-communication-and-monitoring-of-climate-conditions-according-to-newtons-law-of-universal-gravitation-which-of-the-following-factors-is-key-to-calculating-the-orbital-velocity-required-for-a-satellite-to-keep-a-stable-orbit-6e0d9547 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/in-a-go-kart-race-we-keep-track-of-each-karts-position-over-time-the-equation-that-shows-a-karts-position-measured-in-meters-as-a-function-of-time-t-in-seconds-is-given-by-st-2t-3t-what-is-the-instant-speed-of-the-kart-when-t-4-seconds-22dcd255 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/while-conducting-an-experiment-with-waves-on-a-water-surface-a-researcher-notices-that-the-distance-between-two-consecutive-crests-is-075-metres-and-the-time-taken-for-two-crests-to-pass-is-15-seconds-with-this-information-what-would-the-wave-speed-be-a3eaece4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/in-a-biology-lesson-a-learner-uses-a-microscope-to-look-at-cells-the-objective-lens-of-the-microscope-has-a-focal-length-of-500-mm-and-the-eyepiece-has-a-focal-length-of-2500-mm-if-the-specimen-is-placed-520-mm-away-from-the-objective-where-will-the-real-image-be-formed-by-the-objective-062b1e33 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-passenger-train-starts-from-a-standstill-and-accelerates-steadily-for-30-seconds-reaching-a-speed-of-54-kmh-it-then-keeps-this-constant-speed-for-2-hours-before-gradually-slowing-down-to-a-complete-stop-over-10-minutes-given-that-the-total-distance-covered-during-both-the-acceleration-and-deceleration-phases-is-80-kilometers-calculate-the-acceleration-of-the-train-during-its-initial-acceleration-phase-0fbf39af 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-thermodynamic-cycle-is-and-solve-problems-involving-thermodynamic-cycles-with-calculations-of-heat-exchanged-internal-energy-or-work-done/a-thermal-machine-operates-in-a-thermodynamic-cycle-consisting-of-two-isothermal-processes-and-two-adiabatic-processes-during-the-isothermal-expansion-phase-the-system-takes-in-800-j-of-heat-from-the-hot-source-in-the-isothermal-compression-phase-it-expels-500-j-of-heat-to-the-cold-source-given-that-theres-no-change-in-the-internal-energy-of-the-cycle-what-is-the-total-work-done-by-the-machine-during-the-cycle-bad563b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/a-charged-particle-with-mass-m-and-charge-q-is-launched-straight-down-in-a-consistent-electric-field-with-intensity-e-the-particle-covers-a-height-h-in-the-electric-field-over-time-t-achieving-a-final-velocity-v-assuming-the-only-force-at-play-is-the-electric-force-calculate-the-work-done-by-the-electric-force-during-the-movement-and-determine-the-final-velocity-v-of-the-particle-67b39fa5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/on-a-ride-a-cyclist-keeps-a-steady-pace-of-20-kmh-while-pedalling-along-a-straight-road-based-on-this-movement-what-kind-of-path-does-the-cyclist-take-0cda3949 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-car-is-making-a-turn-on-a-road-with-a-radius-of-5000-meters-the-road-is-sloped-at-an-angle-of-1000-from-the-horizontal-to-help-keep-the-car-on-track-without-depending-on-tire-grip-given-that-the-acceleration-due-to-gravity-is-981-ms-what-should-be-the-speed-of-the-car-so-that-the-required-centripetal-force-comes-only-from-the-component-of-the-normal-force-4ab1369a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-a-hands-on-activity-in-the-classroom-a-learner-placed-a-positive-charge-and-a-negative-charge-close-together-on-a-flat-surface-from-this-how-are-the-electric-field-lines-created-by-these-charges-arranged-69c8ef9e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/a-local-engineer-is-working-on-an-electronic-gadget-that-needs-a-parallel-plate-capacitor-with-particular-specifications-the-capacitor-plates-cover-an-area-of-005-m-and-are-spaced-0002-m-apart-filled-with-a-dielectric-material-that-has-an-electrical-permittivity-of-25-10-fm-what-is-the-capacitance-of-this-capacitor-f95dd249 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/an-engineer-is-designing-a-transport-system-where-a-30-kg-box-is-pulled-horizontally-over-an-inclined-surface-at-a-15-angle-the-box-is-moving-at-a-constant-velocity-and-only-the-forces-of-contact-and-gravity-are-acting-on-it-considering-the-appropriate-directions-and-orientations-of-these-forces-which-of-the-following-statements-accurately-describes-the-forces-shown-in-the-free-body-diagram-of-the-box-6c0c8ddc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-projectile-is-fired-at-an-angle-from-the-top-of-a-30-meter-high-cliff-with-an-initial-speed-of-20-ms-at-an-angle-of-35-to-the-horizontal-neglect-air-resistance-and-use-the-standard-acceleration-due-to-gravity-of-98-ms-calculate-the-horizontal-distance-from-the-launch-point-to-where-the-projectile-hits-the-ground-c4af48d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/a-cyclist-sets-off-from-the-starting-point-travelling-120-km-east-in-2-hours-then-heads-60-km-north-in-1-hour-taking-into-account-the-total-displacement-and-the-overall-time-taken-what-is-the-cyclists-average-vector-velocity-for-the-complete-route-38e4d930 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/an-object-travels-along-a-straight-path-where-its-position-over-time-is-described-by-st-2t-3t-1-metres-what-is-the-instantaneous-velocity-of-the-object-at-t-4-seconds-7e53914b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/in-an-experiment-on-heat-transfer-a-researcher-is-measuring-the-temperature-of-two-materials-using-different-scales-material-a-is-at-25c-and-material-b-is-at-77f-to-make-a-proper-comparison-the-researcher-decides-to-convert-both-temperatures-to-the-kelvin-scale-what-is-material-bs-temperature-in-kelvin-0a0110a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/a-wave-travelling-along-a-string-reaches-a-fixed-wall-upon-hitting-the-wall-the-wave-travels-back-along-the-string-what-occurs-with-the-reflected-wave-in-this-scenario-e51c2321 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-gaussian-equation-to-calculate-the-distance-between-images-and-lenses-as-well-as-their-sizes/a-photographer-is-using-a-converging-lens-with-a-focal-length-of-2000-cm-to-capture-an-image-of-an-object-situated-8000-cm-away-from-the-lens-by-applying-the-gaussian-equation-what-will-the-distance-be-between-the-lens-and-the-resulting-image-d4c3217d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-10-kg-block-is-being-pulled-by-two-horizontal-forces-a-50-n-force-to-the-right-and-a-20-n-force-to-the-left-considering-theres-no-friction-what-would-be-the-resulting-acceleration-of-the-block-4ada1cd7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/in-a-physics-experiment-a-positive-charge-of-200-c-is-initially-placed-at-rest-in-a-position-where-the-electric-potential-is-100-v-when-released-the-charge-moves-along-a-path-where-the-electric-potential-decreases-steadily-ignoring-the-resistance-of-the-medium-and-any-other-forces-what-will-be-the-speed-of-the-charge-after-moving-050-meters-from-its-starting-point-e8bf9003 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/to-maintain-a-proper-water-supply-for-a-municipality-engineers-need-to-determine-the-water-flow-rate-in-a-specific-section-of-the-pipe-if-the-pipe-has-a-cross-sectional-area-of-005-m-and-water-flows-at-an-average-speed-of-25-ms-what-would-be-the-flow-rate-of-water-in-this-section-abbb3013 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/a-10-kg-block-is-initially-at-rest-on-a-flat-surface-the-static-friction-coefficient-between-the-block-and-the-surface-is-05-while-the-kinetic-friction-coefficient-is-03-a-horizontal-force-is-applied-to-the-block-gradually-increasing-its-strength-calculate-the-minimum-force-required-to-get-the-block-moving-and-the-frictional-force-acting-on-it-when-its-moving-at-a-constant-speed-81ecbc14 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/in-a-study-measuring-subatomic-particles-a-physicist-aims-to-find-the-position-and-momentum-of-an-electron-due-to-the-heisenberg-uncertainty-principle-theres-a-limit-on-how-accurately-both-measurements-can-be-taken-simultaneously-if-the-uncertainty-in-the-position-dx-of-the-electron-is-050-10-meters-what-is-the-minimum-uncertainty-in-the-momentum-dp-of-this-electron-ae40e787 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/in-a-factory-an-electric-motor-is-responsible-for-driving-a-conveyor-belt-this-motor-does-work-of-1200-joules-to-move-the-belt-for-20-seconds-what-is-the-power-generated-by-the-motor-7a5a3bca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/maria-is-helping-with-the-building-of-a-structure-and-needs-to-lift-a-15-kg-brick-from-ground-level-up-to-the-third-floor-where-each-floor-measures-32-meters-high-considering-the-acceleration-due-to-gravity-g-981-ms-what-is-the-work-done-by-the-weight-force-acting-on-maria-when-she-lifts-the-brick-to-the-third-floor-1fff46b9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/an-engineer-is-working-on-a-spherical-capacitor-made-up-of-two-concentric-spheres-the-inner-sphere-has-a-radius-of-ri-and-the-outer-sphere-has-a-radius-of-re-the-gap-between-the-spheres-is-filled-with-a-dielectric-material-that-has-a-dielectric-constant-k-to-make-sure-the-device-functions-efficiently-we-need-to-determine-the-capacitance-of-this-capacitor-given-the-details-provided-what-is-the-correct-formula-for-the-capacitance-c-of-the-spherical-capacitor-c2e5765c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/a-learner-conducts-an-experiment-by-rubbing-a-plastic-rod-with-a-wool-cloth-and-then-bringing-the-rod-close-to-a-small-neutral-sphere-resting-on-an-insulating-support-its-noted-that-the-sphere-is-attracted-to-the-rod-based-on-this-electrification-procedure-identify-the-type-of-electrification-that-occurred-and-determine-which-of-the-objects-picked-up-a-negative-charge-afterwards-736dba5f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/a-testing-laboratory-uses-a-calorimeter-to-find-out-the-heat-transfer-between-two-samples-of-water-if-150-g-of-water-at-80c-is-mixed-with-200-g-of-water-at-20c-and-we-assume-theres-no-heat-lost-to-the-environment-what-will-be-the-final-temperature-of-the-mixture-614bb6b0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-maxima-and-minima-of-newtons-rings-or-use-it-to-calculate-wavelengths-or-thicknesses-of-bodies/in-an-experiment-with-newtons-rings-a-lens-with-a-curvature-radius-r-is-placed-on-a-flat-surface-and-illuminated-with-monochromatic-light-the-student-measures-that-the-fifth-dark-ring-has-a-radius-of-450-mm-based-on-this-information-what-is-the-correct-formula-to-calculate-the-wavelength-of-the-light-used-f234d82e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-cyclist-is-pedalling-along-a-straight-path-at-a-steady-speed-of-15-ms-at-the-same-time-a-motorcyclist-takes-off-from-the-same-spot-accelerating-at-2-ms-after-10-seconds-what-is-the-motorcyclists-position-compared-to-the-cyclist-taking-into-account-their-speeds-and-positions-during-this-timeframe-efb146d5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/a-soccer-player-strikes-the-ball-with-a-steady-force-while-making-contact-with-the-boot-for-a-brief-moment-considering-the-concept-of-impulse-how-are-the-applied-force-and-the-contact-time-linked-to-determine-the-change-in-momentum-of-the-ball-16a567c5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/a-factory-that-produces-appliances-uses-circular-metal-discs-with-central-holes-for-assembling-parts-during-the-manufacturing-process-the-discs-experience-a-temperature-rise-dt-leading-to-uniform-surface-expansion-in-the-material-taking-into-account-that-the-metals-coefficient-of-surface-expansion-is-a-what-will-be-the-percentage-change-in-the-area-of-each-hole-after-heating-1160baae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/two-skaters-are-gliding-on-a-smooth-ice-rink-skater-a-has-a-mass-of-60-kg-and-is-skating-to-the-right-at-a-speed-of-25-ms-while-skater-b-has-a-mass-of-80-kg-and-is-moving-to-the-left-at-a-speed-of-15-ms-they-collide-and-stick-together-after-the-impact-what-will-be-the-combined-velocity-of-the-skaters-after-the-collision-0715be1b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/a-driver-uses-the-side-mirrors-of-their-vehicle-to-get-a-better-view-and-avoid-blind-spots-while-driving-given-that-these-mirrors-are-convex-what-can-we-say-about-the-image-they-reflect-in-terms-of-size-orientation-and-position-compared-to-the-actual-object-81083327 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/while-setting-up-a-new-communication-system-using-electromagnetic-waves-engineers-are-working-with-signals-at-a-consistent-frequency-of-120-mhz-during-tests-on-various-cable-types-they-found-that-the-wave-speed-is-240-108-ms-in-copper-cables-and-180-108-ms-in-fibre-optic-cables-given-that-the-frequency-remains-the-same-for-both-cables-lets-figure-out-the-difference-in-wavelength-for-each-type-of-cable-93251b2f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/an-engineer-is-designing-a-basic-circuit-to-light-up-a-home-using-an-electric-power-source-he-uses-a-resistor-with-a-known-resistance-to-manage-the-amount-of-current-that-flows-through-the-system-according-to-ohms-first-law-what-will-be-the-electric-current-flowing-in-the-circuit-if-the-voltage-supplied-by-the-source-is-24-volts-and-the-resistance-of-the-resistor-is-6-ohms-e24cc6d7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-bicycle-wheel-that-starts-off-at-rest-begins-to-accelerate-uniformly-after-5-seconds-it-reaches-an-angular-velocity-of-15-rads-given-the-uniformly-variable-circular-motion-what-was-the-total-angular-displacement-of-the-wheel-over-this-period-c9049061 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-a-hydrogen-like-atom-based-on-the-concepts-of-modern-physics-calculating-for-example-the-radius-of-the-atom-in-the-nth-orbit/when-exploring-the-spectral-lines-of-hydrogen-the-bohr-model-is-essential-for-grasping-electronic-orbits-for-a-hydrogen-atom-in-the-n-th-orbit-what-is-the-formula-that-calculates-the-radius-of-that-orbit-according-to-the-bohr-model-5ec61376 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/a-factory-uses-a-thermal-engine-that-operates-between-a-heat-source-at-600-k-and-a-cold-reservoir-at-300-k-the-engineers-are-keen-to-find-out-the-best-possible-efficiency-of-this-engine-to-assess-its-performance-using-the-carnot-cycle-what-is-the-maximum-efficiency-this-engine-can-achieve-and-how-much-heat-would-be-discharged-to-the-cold-reservoir-if-the-engine-performs-1500-j-of-work-30ae1bc9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-car-is-driving-along-a-straight-road-at-a-steady-speed-of-60-kmh-based-on-this-movement-what-is-the-path-the-car-takes-over-time-9d666b0a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/in-a-lab-two-electrically-charged-objects-are-placed-050-m-apart-one-object-has-a-charge-of-300-mc-while-the-other-has-a-charge-of-200-mc-when-these-two-objects-are-moved-to-a-distance-of-100-m-apart-what-is-the-work-done-by-the-electric-force-during-this-separation-34e598c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/in-an-optical-lab-technicians-are-working-on-a-lens-for-a-telescope-that-needs-a-focal-length-of-50-cm-theyve-chosen-a-material-with-a-refractive-index-of-150-and-plan-to-create-a-lens-featuring-a-convex-surface-and-a-concave-surface-its-understood-that-the-radius-of-curvature-for-the-convex-surface-is-twice-that-of-the-concave-surface-what-combination-of-curvature-radii-is-required-for-the-proper-construction-of-the-lens-b6a6de3a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/during-a-soccer-match-a-striker-exerts-an-average-force-of-150-n-when-they-kick-a-ball-weighing-05-kg-changing-its-speed-from-0-ms-to-a-final-speed-immediately-after-the-kick-with-negligible-air-resistance-acting-on-the-ball-apart-from-the-force-of-the-kick-what-is-the-balls-speed-right-after-the-kick-according-to-the-impulse-theorem-6c475747 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/a-technician-is-busy-installing-a-solar-power-system-in-a-home-while-hes-at-it-the-electric-charges-move-through-a-circuit-and-the-electrical-force-does-2400-j-of-work-to-shift-a-charge-across-a-potential-of-600-v-what-is-the-amount-of-charge-that-has-been-shifted-577c0e54 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/a-cyclist-is-travelling-along-a-straight-path-with-their-position-over-time-represented-by-the-equation-pt-10t-5t-meters-given-this-motion-what-is-the-instantaneous-acceleration-of-the-cyclist-during-this-journey-e7233b38 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/a-scientist-is-creating-a-cooling-system-that-combines-water-and-ice-to-keep-a-chemical-reaction-at-a-steady-temperature-he-adds-150-g-of-ice-at-0c-to-500-g-of-water-at-25c-in-a-thermally-insulated-calorimeter-given-that-the-latent-heat-of-fusion-of-ice-is-334-jg-and-the-specific-heat-of-water-is-418-jgc-what-will-be-the-final-temperature-of-the-mixture-e207b246 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-time-dilation-using-the-lorentz-factor-g-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-speed-of-the-object/an-astronaut-is-on-a-mission-in-a-spacecraft-moving-at-a-constant-speed-of-06-times-the-speed-of-light-compared-to-earth-according-to-the-theory-of-special-relativity-how-much-time-does-the-astronaut-measure-during-a-mission-that-lasts-5-years-for-those-observing-from-earth-9242fa2a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/on-a-sunny-afternoon-a-tree-casts-its-shape-on-the-ground-creating-patches-where-light-is-entirely-blocked-and-others-where-its-only-partly-dimmed-given-this-observation-which-of-the-following-options-best-differentiates-the-penumbra-from-the-shadow-in-this-scenario-07a7141b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-wooden-block-with-a-volume-of-080-m-is-fully-submerged-in-a-tank-filled-with-water-where-the-water-density-is-1000-kgm-taking-the-acceleration-due-to-gravity-as-981-ms-what-is-the-buoyant-force-acting-on-the-wooden-block-237ec81f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/in-a-household-three-lamps-are-connected-in-a-parallel-circuit-powered-by-a-24-v-supply-the-first-lamp-has-a-resistance-of-6-w-the-second-has-12-w-and-the-third-has-24-w-based-on-this-setup-what-is-the-total-current-supplied-by-the-power-source-02f9b985 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/in-the-context-of-civil-construction-choosing-the-right-materials-for-electrical-installations-is-crucial-for-ensuring-safety-and-the-efficient-operation-of-systems-given-the-electrical-properties-of-materials-which-option-best-describes-an-electrical-insulator-4a1f30f1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/a-sanitation-company-is-assessing-how-well-its-water-distribution-system-is-performing-in-one-particular-stretch-the-pipeline-has-an-inner-diameter-of-12-cm-and-the-water-flows-steadily-at-a-speed-of-25-ms-to-accurately-size-the-system-calculate-the-flow-rate-of-water-that-moves-through-this-section-of-the-pipeline-d0916b96 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/an-incompressible-fluid-flows-through-a-pipe-that-slants-upward-connecting-two-sections-section-a-at-the-lowest-point-and-section-b-which-is-at-a-height-h-above-a-given-that-the-cross-sectional-area-at-a-is-larger-than-at-b-based-on-bernoullis-principle-and-the-conservation-of-energy-how-do-the-fluid-velocities-and-pressures-in-the-two-sections-compare-188ee978 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/a-lighting-system-designer-uses-lasers-that-need-to-be-fully-contained-within-optical-fibres-to-ensure-the-efficiency-of-the-system-for-this-to-happen-the-angle-at-which-light-enters-from-a-material-with-a-higher-refractive-index-to-one-with-a-lower-refractive-index-must-exceed-the-critical-angle-calculate-the-critical-angle-of-incidence-for-light-moving-from-water-n-133-to-air-n-100-055cf957 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/a-learner-combines-200-g-of-water-at-80c-with-100-g-of-aluminium-at-30c-given-that-the-specific-heat-of-water-is-418-jgc-and-of-aluminium-is-090-jgc-what-will-the-final-equilibrium-temperature-of-the-mixture-be-d7030a69 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/imagine-two-point-electric-charges-that-have-equal-strength-but-opposite-signs-fixed-at-a-specific-distance-from-one-another-the-electric-field-produced-in-this-setup-shows-field-lines-that-illustrate-the-interaction-between-the-charges-which-of-the-following-options-accurately-represents-the-direction-of-the-field-lines-in-this-electric-field-97bd5896 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-rocket-thats-100-metres-long-is-zooming-along-at-a-speed-of-08-times-the-speed-of-light-as-seen-from-earth-according-to-the-theory-of-special-relativity-how-long-does-the-observer-on-earth-perceive-it-to-be-cc4ac6a3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-a-high-voltage-installation-three-point-charges-are-arranged-in-the-xy-plane-a-positive-charge-of-q-is-at-0-0-a-negative-charge-of-2q-is-positioned-at-a-0-and-another-positive-charge-of-q-is-situated-at-0-a-the-engineers-need-to-map-the-lines-of-force-of-the-resultant-electric-field-to-ensure-the-safety-of-the-equipment-based-on-the-superposition-of-the-electric-fields-created-by-each-charge-which-specific-area-of-the-xy-plane-is-likely-to-show-a-significant-concentration-of-force-lines-indicating-a-strong-intensity-of-the-electric-field-0bf8ac44 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/during-an-experiment-observing-light-emission-from-hydrogen-atoms-a-physicist-needs-to-calculate-the-radius-of-the-electrons-orbit-when-it-is-in-the-fifth-energy-level-n5-using-the-bohr-model-along-with-modern-physics-concepts-which-formula-should-he-apply-to-find-this-radius-2cd5f7f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/a-spacecraft-is-on-a-circular-orbit-around-a-planet-with-mass-m-and-radius-r-travelling-at-an-orbital-velocity-v-the-engineers-decide-to-transition-it-to-an-elliptical-orbit-where-the-point-nearest-to-the-planet-periapsis-stays-at-r-and-the-farthest-point-apoapsis-is-at-2r-based-on-keplers-laws-and-the-principle-of-energy-conservation-how-does-the-spacecrafts-velocity-at-the-periapsis-of-the-new-orbit-compare-to-the-original-orbital-velocity-v-in-the-circular-orbit-6a766b5c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/a-photographer-uses-a-glass-prism-to-change-the-direction-of-a-natural-light-beam-hitting-the-lens-of-their-camera-given-that-the-prism-has-a-45-angle-and-the-refractive-index-of-the-glass-for-the-light-being-used-is-160-what-is-the-angular-deviation-of-the-light-beam-as-it-passes-through-the-prism-according-to-snells-law-ee68eea9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/in-experiments-with-the-photoelectric-effect-the-energy-of-the-photons-hitting-a-metal-surface-determines-how-electrons-are-emitted-if-the-light-used-has-a-frequency-of-650-10-hz-and-plancks-constant-is-663-10-js-what-is-the-energy-of-a-single-photon-of-this-light-ee6aeacb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-apparent-frequency-perceived-by-an-observer-who-may-be-moving-or-stationary-from-a-sound-source-that-may-be-moving-or-stationary-it-is-important-that-at-least-one-of-the-two-is-moving/a-police-car-with-its-siren-blaring-at-a-frequency-of-800-hz-is-approaching-a-pedestrian-who-is-standing-on-the-pavement-given-that-the-speed-of-the-siren-is-40-ms-and-the-speed-of-sound-is-340-ms-what-is-the-frequency-that-the-pedestrian-perceives-as-the-car-approaches-3f1d608a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/an-electric-generator-is-hooked-up-to-a-circuit-that-supplies-power-to-various-electronic-devices-in-a-lab-given-that-the-generator-has-an-electromotive-force-of-12-v-and-an-internal-resistance-of-2-w-and-that-the-total-resistance-of-the-circuit-is-8-w-what-is-the-electric-current-flowing-through-the-circuit-28ccc489 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-cyclist-weighing-70-kg-rides-a-distance-of-15-km-on-a-flat-road-during-the-journey-he-encounters-air-resistance-and-friction-with-the-road-which-are-considered-non-conservative-forces-since-a-constant-speed-indicates-that-the-applied-forces-are-balanced-with-the-resistive-forces-what-is-the-work-done-by-the-non-conservative-forces-during-the-cyclists-journey-d9f0d61a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/an-electrical-engineer-is-choosing-materials-for-the-construction-of-two-cables-with-different-specifications-cable-1-is-300-meters-long-has-a-cross-sectional-area-of-080-mm-and-a-resistivity-of-175-10-wm-cable-2-is-250-meters-long-has-a-cross-sectional-area-of-100-mm-and-a-resistivity-of-210-10-wm-based-on-ohms-2nd-law-which-of-the-cables-has-a-lower-electrical-resistance-957663c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-rotation-of-a-mirror-knowing-that-the-ray-exiting-the-mirror-rotates-twice-as-much-as-the-incident-angle-rotated/a-lab-is-using-a-flat-mirror-to-redirect-a-beam-of-light-during-an-experiment-the-technician-decides-to-turn-the-mirror-15-degrees-counterclockwise-from-its-starting-position-what-will-be-the-angle-of-rotation-of-the-reflected-light-beam-compared-to-the-original-path-of-the-beam-before-the-mirror-was-turned-458efec5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/in-a-practical-lesson-on-kinematics-a-student-places-a-cart-on-a-track-at-the-250-meter-mark-from-the-starting-point-after-a-push-the-cart-comes-to-a-halt-at-the-575-meter-mark-from-the-same-starting-point-only-considering-linear-motion-what-was-the-change-in-position-of-the-cart-during-this-entire-process-5b4aa595 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/in-a-naval-construction-project-a-circular-metal-plate-with-a-diameter-of-80-cm-and-a-central-hole-of-30-cm-is-used-to-manufacture-a-component-that-will-operate-at-high-temperatures-during-this-process-the-plate-undergoes-a-thermal-increase-of-40c-taking-into-account-the-coefficient-of-surface-expansion-of-the-material-what-will-the-new-diameter-of-the-central-hole-be-after-thermal-expansion-90247ff9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/a-gymnast-is-carrying-out-an-exercise-that-involves-two-elastic-bands-positioned-at-right-angles-to-each-other-creating-a-two-dimensional-system-the-first-elastic-band-has-a-spring-constant-of-k-120-nm-and-is-compressed-horizontally-by-a-distance-of-x-015-m-the-second-elastic-band-has-a-spring-constant-of-k-160-nm-and-is-compressed-vertically-by-a-distance-of-x-020-m-work-out-the-total-magnitude-of-the-resultant-force-that-the-elastic-system-exerts-on-the-gymnast-9776234e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/an-automated-assembly-line-uses-a-gear-system-to-transfer-the-rotational-movement-from-the-main-motor-to-various-auxiliary-machines-gear-a-driven-directly-by-the-motor-has-40-teeth-and-meshes-with-gear-b-which-has-120-teeth-gear-b-is-connected-to-gear-c-which-has-30-teeth-based-on-this-setup-what-is-the-overall-transmission-ratio-of-movements-from-the-motor-to-gear-c-4d78eb68 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-heat-flow-is-the-rate-at-which-heat-passes-through-a-certain-section-over-a-certain-period-of-time-calculate-the-heat-flow-that-flows-through-a-certain-body/a-factory-has-a-wall-with-an-area-of-6-m-and-a-thickness-of-04-m-made-from-a-material-with-a-thermal-conductivity-of-09-wmk-with-the-factorys-internal-temperature-sitting-at-100c-and-the-outside-temperature-being-20c-what-is-the-heat-flow-that-passes-through-the-wall-every-second-fa77372e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/a-lab-on-earth-and-another-one-in-a-spaceship-cruising-at-a-constant-speed-compared-to-earth-are-running-experiments-to-measure-the-speed-of-light-in-a-vacuum-based-on-the-principles-of-einsteins-theory-of-relativity-how-do-the-measurements-of-light-speed-taken-by-these-two-observers-compare-to-each-other-eff31283 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-cyclist-is-riding-on-a-circular-track-with-a-steady-radius-in-the-first-15-seconds-he-completes-4-full-laps-and-in-the-next-25-seconds-he-completes-6-full-laps-given-that-the-cyclists-angular-velocity-remains-consistent-in-each-time-interval-what-is-the-average-angular-velocity-over-the-entire-period-888854e5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-driver-is-navigating-a-circular-road-with-a-radius-of-80-meters-at-a-steady-speed-of-20-ms-given-that-the-only-horizontal-force-acting-on-the-vehicle-is-the-friction-between-the-tyres-and-the-surface-what-is-the-centripetal-force-required-to-keep-the-car-in-curved-motion-0f4069bc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/during-the-operation-of-a-piston-an-ideal-gas-undergoes-an-isothermal-change-keeping-its-temperature-steady-at-350-k-the-volume-of-the-gas-varies-from-800-l-to-1600-l-while-the-pressure-drops-from-400-atm-to-200-atm-using-the-first-law-of-thermodynamics-what-is-the-amount-of-heat-exchanged-by-the-gas-during-this-process-f445046c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/during-a-musical-performance-two-musicians-play-the-same-note-of-c-on-different-instruments-instrument-a-produces-a-richer-sound-while-instrument-b-has-a-unique-quality-even-though-they-are-tuned-to-the-same-frequency-taking-into-account-the-characteristics-of-sound-waves-what-mainly-contributes-to-the-perceived-difference-in-timbre-between-the-two-instruments-8e037ffc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/stellar-nucleosynthesis-leads-to-the-creation-and-spread-of-elements-like-carbon-and-oxygen-throughout-the-universe-how-does-the-distribution-of-these-chemical-elements-relate-to-the-key-factors-needed-for-solar-systems-to-emerge-06ce2b78 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/in-an-electron-microscopy-experiment-researchers-are-aiming-to-accurately-pinpoint-the-position-of-an-electron-within-an-atom-according-to-the-heisenberg-uncertainty-principle-what-is-the-minimum-uncertainty-in-momentum-dp-of-the-electron-if-the-uncertainty-in-position-dx-is-500-10-meters-5af9e901 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/during-a-practical-in-the-physics-lab-an-object-is-launched-along-a-straight-path-and-its-position-over-time-is-captured-by-the-equation-pt-9t-4t-meters-given-this-what-is-the-instantaneous-acceleration-of-the-object-38ad1533 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-1200-kg-car-is-cruising-at-a-constant-speed-of-20-ms-on-a-flat-road-where-the-coefficient-of-kinetic-friction-between-the-tyres-and-the-road-is-015-what-is-the-work-done-by-the-friction-force-during-a-displacement-of-100-metres-d0eb47b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-cart-weighing-500-kg-is-being-pushed-across-a-flat-surface-with-a-constant-force-of-2000-n-given-that-the-coefficient-of-friction-between-the-cart-and-the-surface-is-010-what-is-the-carts-acceleration-db1238ce 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/in-a-theme-park-theres-a-carousel-that-makes-a-complete-turn-every-30-seconds-two-kids-are-seated-in-different-spots-kid-x-is-15-meters-away-from-the-middle-of-the-carousel-while-kid-y-is-30-meters-from-the-same-point-given-that-the-carousel-moves-steadily-how-do-the-linear-speeds-of-kid-x-and-kid-y-compare-093a6c42 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/in-a-physics-lab-a-student-is-keen-to-construct-a-parallel-plate-capacitor-for-an-experiment-the-plates-have-an-area-of-005-m-and-are-spaced-0002-m-apart-the-capacitor-will-be-filled-with-a-dielectric-material-that-has-a-relative-permittivity-of-35-what-is-the-capacitance-of-the-capacitor-644855a9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/maria-decides-to-take-a-stroll-on-a-smooth-pathway-thats-easy-to-navigate-she-keeps-a-steady-pace-throughout-her-walk-if-maria-covers-12-kilometres-in-3-hours-how-long-will-it-take-her-to-finish-an-18-kilometre-walk-while-keeping-up-the-same-speed-e54389eb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/a-thermal-power-station-operates-using-the-carnot-cycle-between-a-hot-source-at-800-k-and-a-cold-reservoir-at-300-k-during-its-operation-the-machine-absorbs-5000-j-of-heat-from-the-hot-source-to-optimise-efficiency-calculate-the-amount-of-heat-that-is-rejected-to-the-cold-reservoir-by-the-carnot-cycle-c88acda5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/a-proper-generator-has-an-electromotive-force-of-1500-v-and-an-internal-resistance-of-300-w-this-generator-is-hooked-up-to-three-resistors-r-200-w-in-series-with-r-400-w-and-r-600-w-connected-in-parallel-given-this-setup-what-is-the-strength-of-the-electric-current-supplied-by-the-generator-27fd3efb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/a-cylinder-filled-with-an-ideal-gas-is-heated-up-absorbing-600-j-of-heat-from-an-external-source-while-heating-the-gas-expands-and-does-200-j-of-work-on-the-surroundings-what-is-the-change-in-the-internal-energy-of-the-gas-according-to-the-first-law-of-thermodynamics-a42d4e9e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/at-a-science-fair-a-student-sets-up-a-simple-pendulum-made-of-a-03-kg-mass-hanging-from-a-string-of-unknown-length-he-finds-that-the-period-of-oscillation-is-150-seconds-assuming-the-pendulums-motion-is-simple-harmonic-and-ignoring-air-resistance-what-is-the-length-of-the-string-the-student-used-6a0255df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/on-a-guitar-a-string-measuring-065-m-is-securely-fixed-at-both-ends-and-vibrates-to-produce-standing-waves-when-the-string-resonates-in-the-third-harmonic-what-is-the-wavelength-for-this-vibration-8fa8e176 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/a-car-is-cruising-along-an-avenue-at-a-steady-speed-of-50-kmh-relative-to-the-ground-at-the-same-time-another-vehicle-is-also-heading-in-the-same-direction-but-at-a-slower-speed-of-30-kmh-given-this-situation-what-is-the-relative-speed-of-the-first-car-compared-to-the-second-vehicle-98ac8089 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/in-this-experiment-a-scientist-is-seen-rubbing-a-plastic-rod-with-a-cotton-cloth-the-rod-ends-up-negatively-charged-while-the-cloth-picks-up-a-positive-charge-understanding-this-process-helps-us-grasp-how-electric-charges-move-between-different-materials-what-kind-of-electrification-is-taking-place-here-and-which-object-has-the-negative-charge-at-the-end-of-it-all-c4a2023e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/an-optics-experiment-involves-the-simultaneous-emission-of-two-light-rays-from-a-single-source-each-following-its-own-distinct-path-according-to-the-principles-of-geometric-optics-what-feature-of-these-rays-makes-it-possible-for-them-to-be-treated-independently-during-the-experiment-dc52e5e6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/a-photographer-is-gearing-up-for-an-outdoor-photo-shoot-and-decides-to-experiment-with-two-types-of-lenses-on-their-camera-a-wide-angle-lens-and-a-telephoto-lens-the-wide-angle-lens-boasts-a-focal-length-of-24-mm-while-the-telephoto-lens-has-a-focal-length-of-200-mm-given-that-the-object-size-and-distance-to-the-object-remain-constant-which-lens-will-capture-a-more-magnified-image-a07d301b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/in-a-calorimetry-experiment-two-metal-bars-of-the-same-length-and-diameter-are-each-heated-from-one-end-after-a-set-amount-of-time-the-end-of-the-copper-bar-is-warmer-than-that-of-the-steel-bar-what-conclusion-can-we-draw-about-the-thermal-conduction-properties-of-these-materials-95c8a97f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/in-an-electronics-factory-the-engineering-team-needs-to-carefully-choose-suitable-materials-for-assembling-the-internal-circuits-of-new-devices-poor-choices-between-conductors-and-insulators-can-affect-the-functionality-and-safety-of-the-final-products-its-critical-to-consider-the-electrical-properties-required-to-ensure-efficient-current-conduction-while-also-preventing-short-circuits-what-should-be-the-top-priority-when-selecting-materials-for-the-various-components-of-the-circuits-8c1718b6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-visible-light-lamp-gives-off-photons-with-a-frequency-of-500-10-hz-keeping-in-mind-the-connection-between-the-energy-of-photons-and-their-frequency-what-is-the-energy-of-each-photon-produced-by-this-lamp-c7f6e808 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/in-a-lab-experiment-an-electric-charge-of-4-c-is-moved-from-point-x-to-point-y-by-an-external-force-doing-work-of-16-j-given-that-the-electric-field-between-points-x-and-y-is-consistent-what-is-the-potential-difference-between-these-two-points-264e964d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-2-kg-book-is-resting-on-an-inclined-plane-that-forms-a-30-degree-angle-with-the-horizontal-to-understand-the-scenario-we-need-to-identify-the-forces-acting-on-the-book-what-are-the-key-forces-that-should-be-clearly-marked-along-with-their-directions-and-tendencies-bc8dc579 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-motorcyclist-rides-around-a-circular-track-with-a-radius-of-40-meters-as-they-navigate-the-turn-their-speed-gradually-increases-from-12-ms-to-24-ms-over-a-span-of-8-seconds-taking-into-account-uniformly-varying-circular-motion-what-is-the-centripetal-acceleration-at-the-end-of-the-8-seconds-and-what-is-the-average-tangential-acceleration-throughout-the-entire-path-on-the-curve-d93dd03e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/in-a-physics-lab-two-blocks-of-different-weights-are-connected-by-a-rope-and-sit-on-a-flat-surface-without-any-friction-block-a-which-is-heavier-pushes-block-b-to-the-right-with-a-constant-force-according-to-newtons-third-law-which-of-the-following-statements-best-describes-the-reaction-forces-at-play-in-this-scenario-59c4511d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/an-engineer-is-working-on-a-device-that-incorporates-a-circular-loop-with-a-radius-of-15-cm-through-which-an-electric-current-of-45-a-is-flowing-this-device-needs-to-produce-a-specific-magnetic-field-at-the-centre-of-the-loop-to-enhance-its-functionality-using-the-formula-for-the-magnetic-field-produced-by-a-circular-loop-at-its-centre-calculate-the-strength-of-the-magnetic-field-at-that-location-13f5447f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-space-probe-is-placed-in-an-orbit-at-a-distance-from-the-centre-of-the-earth-that-is-double-its-radius-according-to-the-law-of-universal-gravitation-what-is-the-gravitational-acceleration-acting-on-the-probe-at-this-point-666e52d3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-gaussian-equation-to-calculate-the-distance-between-images-and-lenses-as-well-as-their-sizes/an-optical-engineer-is-working-on-a-projection-system-that-uses-a-converging-lens-with-a-focal-distance-of-1850-cm-in-order-to-project-the-image-of-an-object-that-is-600-cm-tall-the-engineer-places-the-object-4500-cm-away-from-the-lens-utilizing-the-gaussian-equation-lets-find-the-distance-of-the-image-formed-by-the-lens-and-the-size-of-the-image-projected-on-the-screen-keeping-in-mind-that-the-optical-system-is-aligned-along-the-principal-axis-8c46ba46 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/a-water-reservoir-sits-atop-a-hill-that-is-15-metres-high-to-supply-water-to-a-nearby-community-a-hydraulic-pump-lifts-the-water-from-the-bottom-of-the-reservoir-to-the-top-given-that-the-only-force-acting-on-the-water-during-this-process-is-gravity-what-is-the-potential-energy-gained-by-the-water-when-raised-to-this-height-01e2537b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/an-athlete-hurls-a-ball-with-an-initial-velocity-v0-at-an-angle-8-to-the-horizontal-if-we-disregard-air-resistance-and-take-into-account-the-acceleration-due-to-gravity-g-which-of-the-following-equations-represents-the-vertical-position-of-the-ball-over-time-during-its-projectile-motion-109a6296 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/an-eye-specialist-is-fine-tuning-glasses-for-a-patient-who-needs-particular-vision-correction-to-achieve-this-he-chooses-lenses-with-varying-focal-lengths-to-get-the-right-vergence-for-clear-vision-what-vergence-matches-a-lens-with-a-focal-length-of-two-metres-used-in-this-adjustment-process-899600ee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/a-boat-is-making-its-way-through-a-current-the-speed-of-the-boat-in-relation-to-the-water-is-shown-by-the-vector-v-5i-3j-kmh-while-the-speed-of-the-current-is-indicated-by-the-vector-v-2i-j-kmh-when-visualising-this-on-the-cartesian-plane-what-is-the-difference-between-the-velocity-vectors-of-the-boat-and-the-current-85604229 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/an-architect-is-designing-a-bridge-and-needs-to-ensure-that-the-beams-can-handle-the-applied-forces-effectively-to-achieve-this-he-looks-at-one-of-the-beams-where-a-force-of-150-n-is-applied-at-an-angle-of-45-degrees-to-the-direction-of-the-beam-positioned-25-metres-from-the-support-point-what-is-the-torque-created-by-the-force-on-the-beam-63c335ea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/in-an-electrostatic-simulation-experiment-two-infinite-parallel-wires-were-set-up-one-with-a-positive-linear-charge-density-l-and-the-other-with-a-negative-linear-charge-density-l-spaced-apart-by-a-distance-d-to-find-the-electric-field-in-the-space-between-the-wires-the-learners-apply-gausss-law-what-is-the-electric-flux-through-an-imaginary-cylindrical-surface-that-runs-parallel-to-the-wires-with-a-radius-r-where-r-less-d2-assuming-electrostatic-equilibrium-541c6f3b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/astronomers-have-discovered-a-galaxy-that-showcases-a-symmetrical-structure-featuring-a-consistent-distribution-of-stars-and-lacking-visible-spiral-arms-with-a-mainly-older-star-population-given-these-findings-what-would-be-the-most-appropriate-classification-for-this-galaxy-52e478f7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/a-clock-hand-is-moving-steadily-along-the-edge-after-20-minutes-from-its-starting-point-what-is-the-angular-displacement-in-degrees-of-this-hand-a35e8b9a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/while-building-a-bridge-engineers-apply-a-formula-to-find-out-the-resistance-of-materials-here-the-resistance-r-is-directly-proportional-to-the-applied-force-f-and-inversely-proportional-to-the-area-a-given-that-the-dimension-of-force-is-mlt-2-and-that-of-area-is-l2-what-is-the-dimension-of-the-proportionality-constant-k-in-this-equation-56c4b9d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/two-ice-skaters-alice-and-bianca-with-masses-of-50-kg-and-60-kg-respectively-are-initially-at-rest-on-a-smooth-rink-alice-gives-bianca-a-push-resulting-in-both-moving-off-in-opposite-directions-that-form-a-45-angle-between-their-paths-using-the-conservation-of-momentum-what-will-biancas-speed-be-after-the-push-if-alice-is-moving-at-a-speed-of-300-ms-03a2184c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/a-beam-of-light-hits-the-boundary-between-air-and-a-glass-block-at-an-angle-of-30-given-that-the-refractive-index-of-glass-is-150-use-snells-law-to-calculate-the-angle-at-which-the-light-refracts-when-it-enters-the-glass-40bc819d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-of-a-body-undergoing-circular-motion-using-the-formula-where-centripetal-acceleration-equals-the-magnitude-of-velocity-squared-divided-by-the-radius/a-vehicle-is-taking-a-turn-on-a-circular-road-that-has-a-radius-of-120-metres-at-first-the-car-is-cruising-at-a-steady-speed-of-20-ms-to-prevent-skidding-due-to-changes-in-road-conditions-the-driver-opts-to-slow-down-to-15-ms-with-centripetal-acceleration-being-necessary-for-smooth-circular-motion-what-is-the-percentage-decrease-in-centripetal-acceleration-after-the-speed-reduction-b42eeff2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/when-building-a-suspension-bridge-engineers-must-choose-ropes-that-allow-for-fast-transmission-of-mechanical-waves-to-ensure-the-structure-is-holding-up-well-they-look-at-two-different-material-options-for-the-ropes-each-with-unique-linear-density-and-subjected-to-various-levels-of-tension-based-on-the-relationship-between-wave-speed-tension-applied-and-material-density-which-of-the-rope-options-will-enable-a-quicker-wave-propagation-speed-54dceddb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-power-generated-by-the-joule-effect-in-a-resistor-or-a-circuit-and-solve-problems-that-require-this-calculation-such-as-the-time-needed-for-a-resistor-to-heat-a-certain-amount-of-water/an-electric-heater-has-a-resistance-of-20-w-and-is-connected-to-a-voltage-source-of-110-v-calculate-the-electrical-power-generated-by-the-heater-and-find-out-how-long-it-takes-to-heat-3-litres-of-water-from-25c-to-75c-assuming-that-all-the-electrical-energy-is-converted-into-heat-8401d2a1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-mass-spring-system-is-set-up-where-a-3-kg-mass-is-attached-to-a-spring-with-a-spring-constant-of-75-nm-enabling-it-to-oscillate-vertically-when-the-mass-is-displaced-by-02-metres-from-its-equilibrium-position-and-released-without-any-initial-velocity-it-begins-to-move-periodically-given-this-information-what-is-the-equation-of-simple-harmonic-motion-that-describes-the-position-of-the-mass-as-a-function-of-time-79ae6b24 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/carlos-uses-a-telescope-to-admire-the-constellations-in-the-night-sky-he-observes-that-the-clarity-of-the-image-relies-heavily-on-the-lenses-used-in-the-equipment-considering-the-properties-of-these-lenses-which-type-is-vital-for-carloss-telescope-to-gather-light-and-create-a-magnified-image-of-the-stars-b0f973de 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/during-a-scientific-expedition-a-physicist-needs-to-figure-out-the-gravitational-acceleration-on-the-surface-of-a-far-off-planet-its-understood-that-this-planet-has-a-mass-three-times-greater-than-that-of-earth-and-a-radius-that-is-double-that-of-earth-using-the-law-of-universal-gravitation-what-is-the-gravitational-acceleration-on-the-surface-of-this-planet-357f1f9d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-heat-flow-is-the-rate-at-which-heat-passes-through-a-certain-section-over-a-certain-period-of-time-calculate-the-heat-flow-that-flows-through-a-certain-body/an-engineer-is-designing-an-insulating-wall-for-a-building-the-wall-measures-12-m-in-area-has-a-thickness-of-025-m-and-a-thermal-conductivity-of-08-wmk-given-that-the-temperature-difference-between-the-inside-and-outside-is-15c-what-is-the-heat-flow-through-the-wall-per-unit-of-time-ff52c5d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/observing-the-various-types-of-galaxies-gives-us-key-insights-into-how-the-universe-was-formed-and-has-evolved-over-time-spiral-elliptical-and-irregular-galaxies-show-different-traits-that-highlight-their-unique-stellar-formation-backgrounds-and-gravitational-interactions-when-looking-at-the-specific-features-of-these-galaxy-types-which-one-is-currently-linked-to-a-higher-rate-of-star-formation-87164ae2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/an-electric-motor-is-powering-a-crane-to-hoist-a-500-kg-load-vertically-to-a-height-of-20-meters-the-lifting-process-takes-30-seconds-moreover-the-motor-must-overcome-a-constant-friction-force-of-200-n-throughout-the-lift-considering-the-acceleration-due-to-gravity-as-98-ms-and-assuming-the-lift-is-uniform-what-is-the-average-power-supplied-by-the-motor-to-complete-this-task-dfe38d92 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/carlos-decided-to-go-for-a-hike-in-a-flat-area-where-he-keeps-a-steady-pace-of-4-kmh-for-the-whole-trip-he-plans-to-walk-until-he-gets-to-a-point-that-is-16-kilometres-from-where-he-started-how-long-will-it-take-carlos-to-finish-the-hike-1eb2a29f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/a-particle-weighing-200-10-kg-and-carrying-an-electric-charge-of-500-10-c-is-pushed-along-a-straight-line-for-080-meters-by-a-steady-electric-force-if-the-work-done-by-this-electric-force-over-that-distance-is-320-j-what-will-be-the-particles-final-speed-assuming-it-starts-from-a-standstill-and-all-energy-used-is-turned-into-kinetic-energy-c8a67177 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/in-a-cutting-edge-physics-experiment-two-protons-are-accelerated-to-speeds-of-06c-and-08c-respectively-before-crashing-into-a-stationary-target-given-that-the-rest-mass-of-the-proton-mp-1673-10-27-kg-and-the-constant-c-300-108-ms-what-is-the-ratio-of-the-total-relativistic-energies-of-the-two-protons-just-before-the-collisions-f9cf517c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/during-a-classroom-experiment-a-physics-teacher-uses-two-strings-of-different-lengths-l1-and-l2-both-securely-fixed-at-the-ends-he-makes-both-strings-vibrate-at-the-same-time-and-notices-that-for-the-first-string-the-third-harmonic-has-a-wavelength-equal-to-l1-while-for-the-second-string-the-second-harmonics-wavelength-equals-l2-given-that-the-strings-vibrate-in-a-stationary-condition-and-that-the-relationship-between-the-length-of-the-string-and-the-wavelength-in-the-harmonics-is-given-by-the-formula-ln-2ln-where-n-represents-the-harmonic-number-what-is-the-relationship-between-the-lengths-of-strings-l1-and-l2-4273c111 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/in-a-schools-lighting-system-three-resistors-with-resistances-of-200-w-300-w-and-600-w-are-arranged-so-that-the-200-w-and-300-w-resistors-are-set-up-in-parallel-and-this-setup-is-in-series-with-the-600-w-resistor-what-is-the-total-equivalent-resistance-of-the-lighting-system-37c3be30 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-motorcyclist-is-navigating-a-bend-on-a-circular-road-with-a-radius-of-80-meters-maintaining-a-steady-speed-of-25-ms-given-that-centripetal-acceleration-is-key-to-keeping-the-bike-on-its-circular-path-calculate-the-centripetal-acceleration-experienced-by-the-motorcyclist-2f70d455 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-lateral-displacement-of-two-flat-surfaces-that-are-parallel-to-each-other/a-beam-of-light-hits-a-glass-slab-with-parallel-surfaces-making-an-angle-of-30-with-the-normal-to-the-first-surface-given-the-refractive-index-of-glass-is-150-and-the-thickness-of-the-slab-is-4-cm-calculate-the-lateral-displacement-of-the-beam-of-light-once-it-comes-out-of-the-slab-cff8abf8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-power-of-a-body-with-its-speed-generated-at-that-moment-using-the-formula-pf-v-where-the-power-is-given-by-the-product-of-the-applied-force-by-the-speed-of-the-body/a-person-is-pushing-a-50-kg-box-along-a-flat-surface-applying-a-constant-force-of-200-n-at-an-angle-of-30-to-the-direction-of-movement-the-box-is-moving-at-a-steady-speed-of-4-ms-considering-the-relationship-between-power-force-and-speed-what-is-the-power-generated-by-the-person-at-this-moment-a0408ed9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-laboratory-is-investigating-the-properties-of-photons-using-a-light-source-that-emits-at-a-wavelength-of-450-nm-during-their-interference-experiments-taking-into-account-the-connection-between-a-photons-energy-and-its-wavelength-what-is-the-energy-of-one-photon-of-this-light-39ef48d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/while-observing-a-stellar-region-an-astronomer-spots-three-different-types-of-stars-a-red-dwarf-a-white-dwarf-and-a-neutron-star-taking-the-stellar-life-cycle-into-account-which-of-the-following-options-best-outlines-the-evolutionary-path-that-results-in-the-formation-of-these-stars-06a970d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-vector-is-which-has-magnitude-direction-and-sense-calculate-the-magnitude-of-a-vector-write-a-vector-in-the-cartesian-plane/an-engineer-is-working-on-the-trajectory-of-a-drone-moving-in-a-cartesian-plane-the-total-force-acting-on-the-drone-has-a-component-of-7-n-directed-east-and-24-n-directed-north-given-this-information-what-is-the-magnitude-of-the-total-force-in-the-cartesian-coordinate-system-801dbdc7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/two-skaters-with-the-same-mass-glide-on-a-smooth-surface-at-an-angle-of-30-they-bump-into-each-other-and-separate-after-the-collision-given-that-the-coefficient-of-restitution-for-the-collision-is-07-what-direction-will-the-momentum-of-the-system-take-after-the-impact-b208c6c1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/a-school-bus-is-cruising-steadily-down-a-straight-road-suddenly-the-driver-slams-on-the-brakes-causing-the-vehicle-to-slow-down-according-to-newtons-1st-law-what-happens-to-loose-items-inside-the-bus-during-this-deceleration-0b81071d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/a-refrigeration-system-operates-with-a-cylinder-that-holds-refrigerant-gas-which-goes-through-various-transformations-during-its-cycle-at-the-start-the-gas-is-at-a-pressure-of-150-kpa-a-volume-of-25-l-and-a-temperature-of-300-k-as-we-compress-the-gas-the-pressure-rises-to-300-kpa-and-the-temperature-increases-to-450-k-then-the-gas-goes-through-an-isothermal-expansion-until-it-achieves-a-final-volume-of-50-l-assuming-the-refrigerant-gas-behaves-like-an-ideal-gas-and-that-the-amount-of-gas-stays-constant-what-will-the-volume-of-the-gas-be-after-the-isothermal-expansion-f7665c19 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/throughout-its-life-cycle-a-star-goes-through-several-stages-that-affect-the-creation-and-spread-of-chemical-elements-in-the-universe-these-elements-are-crucial-for-the-birth-of-planets-and-solar-systems-based-on-models-of-stellar-evolution-which-stage-is-mainly-responsible-for-producing-the-heavy-elements-needed-for-forming-planetary-systems-f843a9ad 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/while-on-a-train-journey-we-calculate-the-average-speed-using-the-international-system-of-units-if-the-train-covers-150-kilometres-in-2-hours-which-of-these-options-accurately-represents-the-average-speed-in-metres-per-second-ms-based-on-the-international-system-cccdc454 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/in-a-physics-lab-a-student-sets-up-a-horizontal-spring-on-a-frictionless-surface-and-attaches-a-mass-of-12-kg-when-the-spring-is-pulled-to-a-distance-of-025-m-and-let-go-the-system-undergoes-simple-harmonic-motion-given-that-the-spring-constant-is-48-nm-what-is-the-period-of-the-oscillations-for-this-mass-spring-system-615aeb7d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/a-research-lab-uses-glass-test-tubes-filled-with-various-liquids-to-carry-out-controlled-heating-experiments-it-has-been-noted-that-as-the-surrounding-temperature-rises-by-a-change-of-dt-the-liquids-in-the-tubes-start-to-rise-and-in-some-cases-overflow-the-edges-of-the-containers-since-both-the-liquids-and-the-tubes-expand-when-heated-and-the-liquids-tend-to-expand-more-than-the-glass-containers-which-of-the-following-adjustments-in-procedure-would-be-most-effective-in-preventing-the-liquids-from-overflowing-during-heating-5be23b7d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/an-engineer-is-designing-a-boat-that-must-float-steadily-on-a-lake-to-ensure-safety-and-efficiency-in-the-design-he-needs-to-work-out-the-buoyant-force-that-the-water-applies-to-the-hull-of-the-boat-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-buoyant-force-acting-on-the-hull-when-the-boat-is-stable-9e8c9d8c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/on-a-conveyor-belt-a-cart-weighing-4-kg-is-moving-at-a-speed-of-5-ms-in-the-forward-direction-it-crashes-head-on-into-another-cart-that-weighs-6-kg-and-is-at-rest-on-the-same-conveyor-belt-after-the-impact-the-two-carts-stick-together-and-move-at-a-shared-speed-using-the-principle-of-conservation-of-momentum-what-will-be-the-speed-of-the-carts-after-the-collision-3d6d2127 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/a-car-is-driving-around-a-circular-track-with-a-radius-of-80-metres-at-a-steady-speed-of-16-ms-given-the-uniform-circular-motion-of-the-car-work-out-the-time-it-takes-to-finish-one-lap-on-the-track-1df926f4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-sports-player-strikes-a-soccer-ball-with-an-initial-speed-of-20-ms-at-a-30-angle-to-the-ground-ignoring-wind-resistance-which-of-the-following-expressions-represents-the-horizontal-position-of-the-ball-as-time-progresses-479526a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/in-a-laboratory-experiment-a-learner-uses-two-polarizing-filters-to-study-how-light-can-be-polarized-the-incoming-natural-light-has-a-power-of-80-w-and-is-partially-polarized-the-first-polarizing-filter-is-aligned-with-the-polarization-direction-of-the-incoming-light-while-the-second-filter-is-rotated-compared-to-the-first-given-that-the-angle-between-the-polarization-directions-of-the-two-filters-is-45-what-will-be-the-power-of-the-light-that-makes-it-through-both-filters-b6d930d9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/an-engineer-is-designing-a-magnetic-sensor-to-measure-the-intensity-of-the-magnetic-field-at-various-points-in-a-given-area-to-do-this-he-is-using-a-circular-loop-with-a-radius-r-that-carries-a-constant-current-i-considering-that-the-point-of-interest-p-is-situated-at-a-distance-x-from-the-centre-of-the-loop-aligned-with-its-axis-what-is-the-expression-that-represents-the-magnetic-field-at-point-p-generated-by-the-loop-0386394e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/a-diver-goes-down-to-a-depth-of-15-meters-in-a-swimming-pool-given-that-the-atmospheric-pressure-at-the-surface-is-10-atm-and-the-density-of-water-is-1000-kgm-what-is-the-total-pressure-acting-on-the-diver-at-that-depth-96e7cc3e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/in-a-lab-setting-a-conducting-sphere-with-radius-r-carries-a-total-electric-charge-q-that-is-evenly-spread-across-its-surface-using-gausss-law-what-is-the-electric-flux-through-an-imaginary-spherical-surface-with-a-radius-of-2r-that-shares-the-same-center-with-the-conducting-sphere-e5929cd1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/a-scientist-is-putting-together-a-circuit-to-power-multiple-electronic-devices-using-a-generator-the-generator-operates-at-a-voltage-of-12-v-and-has-an-internal-resistance-of-2-w-he-connects-two-devices-in-series-the-first-device-has-a-resistance-of-4-w-while-the-second-has-a-resistance-of-6-w-given-this-setup-what-is-the-current-flowing-through-the-entire-circuit-deb5660f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-diver-is-10-meters-down-in-the-ocean-considering-that-the-atmospheric-pressure-at-the-surface-is-100-atm-and-the-density-of-seawater-is-roughly-1025-kgm-what-is-the-overall-pressure-on-the-diver-at-this-depth-98b40906 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/an-artificial-satellite-is-placed-into-orbit-around-the-earth-sitting-about-300-km-above-the-surface-taking-into-account-the-laws-of-universal-gravitation-and-keplers-laws-which-of-the-following-options-best-describes-the-connection-between-the-satellites-orbital-period-and-its-average-distance-from-the-earths-centre-c02b4e8a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-a-household-two-appliances-are-plugged-into-the-same-electrical-socket-the-first-device-has-a-resistance-of-50-w-and-the-second-has-a-resistance-of-100-w-since-these-resistors-are-set-up-in-parallel-what-is-the-equivalent-resistance-of-the-circuit-5bf0fcba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/during-a-storm-lightning-creates-electromagnetic-waves-that-we-see-as-light-while-thunder-produces-mechanical-waves-that-travel-through-the-air-based-on-this-observation-which-of-the-following-statements-best-captures-the-key-difference-between-electromagnetic-waves-and-mechanical-waves-07c81c92 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-coils-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-coils/in-a-physics-lab-students-are-putting-together-a-device-that-uses-coils-to-produce-specific-magnetic-fields-they-use-two-identical-circular-coils-each-with-100-turns-and-a-radius-of-12-cm-placed-parallel-to-one-another-10-cm-apart-a-current-of-600-a-flows-through-each-coil-in-the-same-direction-given-the-superposition-of-the-magnetic-fields-created-by-both-coils-what-is-the-strength-of-the-resulting-magnetic-field-at-a-point-situated-exactly-in-the-middle-between-the-two-coils-e43ecbac 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/a-car-starts-from-a-standstill-and-speeds-up-steadily-until-it-reaches-20-ms-in-10-seconds-what-is-the-average-speed-of-the-car-during-this-time-period-d31721a6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/a-beam-of-light-travels-from-air-into-water-where-it-slows-down-to-225-108-ms-given-that-the-speed-of-light-in-air-is-about-300-108-ms-lets-calculate-the-refractive-index-of-water-9f1d376a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-and-calculate-the-magnetic-force-applied-to-moving-electric-charges-verify-that-the-magnetic-force-is-perpendicular-to-both-the-velocity-and-the-magnetic-field/in-a-physics-lab-ions-with-mass-m-and-electric-charge-q-are-accelerated-by-a-potential-difference-v-before-moving-perpendicularly-into-a-uniform-magnetic-field-with-intensity-b-since-the-magnetic-force-acts-at-a-right-angle-to-the-ions-velocity-and-the-magnetic-field-which-of-the-following-expressions-accurately-reflects-the-radius-r-of-the-circular-path-taken-by-the-ions-within-the-magnetic-field-5933e066 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/an-engineer-is-designing-two-circular-propellers-for-a-drone-the-larger-propeller-has-a-radius-r-and-the-smaller-one-has-a-radius-r-with-r-less-r-both-propellers-rotate-at-the-same-angular-velocity-w-what-is-the-difference-in-linear-velocities-at-the-tips-of-the-larger-and-smaller-propellers-4e42ac0b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/in-a-practical-experiment-measuring-electromagnetic-forces-a-conductor-wire-measuring-15-metres-in-length-carries-an-electric-current-of-8-a-while-situated-in-a-uniform-magnetic-field-of-03-t-part-of-the-wire-runs-perpendicular-to-the-magnetic-field-whereas-another-section-forms-a-45-angle-with-the-direction-of-the-field-given-these-various-orientations-lets-calculate-the-overall-magnetic-force-acting-on-the-complete-wire-3a6e5647 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/a-rectangular-panel-measuring-080-m-wide-and-150-m-high-is-set-up-so-that-its-surface-makes-an-angle-of-60-with-the-lines-of-a-uniform-magnetic-field-of-intensity-120-t-work-out-the-magnetic-flux-that-goes-through-the-panel-and-check-if-this-flux-stays-constant-while-the-panel-is-in-this-position-eb84dcb0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/study-the-movement-of-fluids-bernoullis-principle-states-that-in-an-ideal-flow-the-pressure-decreases-when-the-fluid-velocity-increases-and-vice-versa-keeping-the-total-energy-constant/a-pilot-explains-the-lift-produced-by-the-wings-during-flight-using-bernoullis-principle-the-wing-design-causes-the-air-to-move-faster-over-the-top-compared-to-the-underside-based-on-this-principle-what-happens-to-the-air-pressure-above-the-wings-versus-below-c35e5f9b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/a-student-is-setting-up-a-circuit-consisting-of-a-voltage-source-and-a-resistor-and-wants-to-measure-both-the-voltage-and-electric-current-in-the-circuit-to-get-accurate-measurements-they-will-be-using-a-voltmeter-and-an-ammeter-with-this-in-mind-how-should-the-student-correctly-connect-the-voltmeter-and-ammeter-in-the-circuit-e7586712 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/an-engineer-is-working-on-a-compressed-air-system-that-consists-of-a-cylinder-filled-with-air-at-a-starting-pressure-of-150-kpa-and-a-temperature-of-300-k-to-ensure-the-system-operates-effectively-he-plans-to-heat-the-gas-to-450-k-while-keeping-the-volume-constant-using-the-ideal-gas-law-what-will-be-the-new-pressure-of-the-air-in-the-cylinder-after-the-heating-process-f229c5ca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-car-accelerates-evenly-from-an-initial-speed-of-1000-ms-to-3000-ms-over-a-distance-of-20000-metres-what-is-the-cars-acceleration-2c366e85 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/on-a-test-track-a-train-weighing-1500-kg-is-travelling-at-a-steady-speed-of-20-ms-it-crashes-head-on-into-a-car-that-weighs-500-kg-and-is-initially-stationary-given-that-the-collision-is-perfectly-inelastic-and-theres-no-friction-on-the-track-determine-the-final-speed-of-the-train-car-system-after-the-collision-making-use-of-the-conservation-of-momentum-also-evaluate-the-difference-in-kinetic-energy-before-and-after-the-crash-716d9c30 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/to-keep-an-electronic-circuit-stable-an-engineer-chooses-to-connect-three-capacitors-in-series-with-values-of-4-f-6-f-and-12-f-given-the-characteristics-of-capacitors-in-series-what-is-the-equivalent-capacitance-of-this-combination-8b547516 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/a-50-kg-box-is-placed-on-an-inclined-track-at-25-in-an-automated-transport-system-the-static-friction-coefficient-between-the-box-and-the-track-is-05-while-the-kinetic-friction-coefficient-is-035-what-is-the-minimum-acceleration-of-the-transport-system-required-for-the-box-to-start-moving-downwards-overcoming-the-static-friction-380dbdb0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/a-cylinder-filled-with-an-ideal-gas-is-heated-which-causes-the-gas-to-expand-and-push-against-a-movable-piston-according-to-the-first-law-of-thermodynamics-how-are-the-heat-supplied-to-the-system-the-work-done-by-the-gas-and-the-change-in-the-internal-energy-of-the-system-all-connected-f5e5bb0b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/throughout-the-different-stages-of-star-evolution-chemical-elements-are-created-and-scattered-across-the-universe-via-processes-like-stellar-winds-and-supernova-explosions-based-on-this-which-two-elements-are-crucial-for-the-formation-of-solar-systems-and-how-does-their-distribution-affect-the-conditions-needed-for-these-systems-to-form-0b32223a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-rectangular-swimming-pool-has-a-constant-depth-of-3-meters-a-diver-is-currently-at-a-depth-of-2-meters-in-this-pool-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-98-ms-calculate-the-pressure-exerted-by-the-water-on-the-diver-and-the-buoyant-force-acting-on-his-body-2a4247d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/an-engineer-is-working-on-a-circuit-that-runs-with-a-current-of-25-ka-kiloamperes-and-a-resistance-of-500-mw-milliohms-to-find-the-required-voltage-in-the-circuit-using-the-international-system-of-units-he-must-first-convert-the-units-to-amperes-and-ohms-what-voltage-does-he-end-up-with-in-the-circuit-in-volts-a62d5cdc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/during-a-space-mission-scientists-discover-that-a-year-on-a-certain-planet-takes-much-longer-than-a-year-on-earth-taking-into-account-the-characteristics-of-the-solar-system-what-key-factor-leads-to-the-longer-orbital-period-of-this-planet-9320ae8a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-carousel-is-spinning-at-a-theme-park-in-2-minutes-and-30-seconds-the-carousel-makes-15-complete-rotations-considering-uniform-circular-motion-what-was-the-average-angular-velocity-of-the-carousel-during-this-time-4feb764f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/in-a-parking-area-convex-mirrors-were-fitted-at-the-entrances-to-improve-visibility-for-drivers-and-help-prevent-accidents-if-a-car-is-parked-further-away-than-the-radius-of-curvature-of-one-of-these-mirrors-what-can-we-say-about-the-nature-of-the-image-that-the-driver-sees-of-the-car-0cac68a2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/a-factory-is-exploring-options-for-its-energy-sources-aiming-to-reduce-costs-and-lessen-its-environmental-impact-considering-the-main-energy-generation-methods-available-today-which-energy-source-would-best-fulfil-these-objectives-efdc31a6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/an-engineer-is-designing-an-electrical-circuit-for-a-small-lamp-using-ohms-first-law-he-needs-to-figure-out-the-current-that-will-flow-through-the-circuit-to-make-sure-the-lamp-works-properly-whats-the-current-through-a-4-w-resistor-connected-to-a-12-v-power-source-2c0097c0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/while-moving-furniture-a-person-exerts-a-force-of-120-n-horizontally-to-push-a-sofa-and-a-force-of-80-n-vertically-to-lift-it-slightly-if-the-sofa-shifts-10-metres-in-the-horizontal-direction-what-is-the-total-force-acting-on-the-sofa-and-how-much-work-is-done-by-that-force-during-the-movement-1e2a1b74 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/a-lighting-setup-in-an-art-gallery-uses-two-flat-mirrors-positioned-in-a-clever-way-a-beam-of-light-hits-the-first-mirror-making-an-angle-of-30-with-the-normal-after-reflecting-off-the-first-mirror-the-ray-strikes-the-second-mirror-at-an-angle-of-45-with-the-normal-what-is-the-angle-between-the-incident-ray-on-the-first-mirror-and-the-ray-reflected-by-the-second-mirror-452b99d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-2-kg-block-is-launched-horizontally-with-an-initial-velocity-of-5-ms-across-a-surface-that-has-a-kinetic-friction-coefficient-of-03-after-travelling-a-distance-d-metres-the-block-comes-to-a-total-stop-taking-into-account-the-work-done-by-non-conservative-forces-calculate-the-distance-d-travelled-by-the-block-704f45a6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/an-engineer-is-working-on-a-device-that-needs-to-stay-afloat-on-water-and-its-built-using-two-different-materials-material-x-weighs-250-grams-and-has-a-volume-of-100-cubic-centimetres-while-material-y-weighs-180-grams-with-a-volume-of-90-cubic-centimetres-based-on-this-information-which-of-the-materials-has-a-higher-specific-mass-affecting-the-devices-ability-to-float-34624685 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/on-a-school-outing-a-group-of-learners-tackled-a-distance-of-150-km-in-3-hours-first-travelling-straight-for-100-km-at-a-steady-pace-afterwards-they-took-a-different-route-for-the-remaining-50-km-at-a-different-constant-speed-taking-into-account-only-the-overall-displacement-and-the-total-duration-of-the-trip-what-was-the-groups-average-speed-throughout-the-outing-7356a96c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/while-pushing-a-box-across-the-floor-of-a-warehouse-a-worker-observes-that-the-box-is-moving-at-a-steady-speed-what-does-this-observation-tell-us-about-the-forces-acting-on-the-box-according-to-newtons-1st-law-5d7f1d53 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/during-the-formation-of-the-solar-system-its-thought-that-the-temperature-differences-in-the-protoplanetary-disk-played-a-role-in-shaping-the-planets-that-formed-in-various-areas-taking-into-account-the-interplay-between-temperature-the-condensation-of-elements-and-gravitational-forces-which-of-the-following-conclusions-best-explains-the-current-layout-of-rocky-planets-in-the-inner-solar-system-and-gas-giants-in-the-outer-parts-bcb66f92 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/in-a-lab-an-ideal-gas-is-trapped-in-a-cylinder-with-a-movable-piston-during-an-isobaric-transformation-the-volume-of-the-gas-expands-from-200-l-to-500-l-while-maintaining-a-constant-pressure-of-300-atm-what-is-the-work-done-by-the-gas-during-this-process-7147838a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/at-a-photographic-exhibition-an-artist-employs-a-darkroom-to-cast-the-image-of-a-far-off-tree-onto-an-internal-screen-the-gap-between-the-camera-hole-and-the-screen-is-4000-cm-while-the-actual-height-of-the-tree-is-300-meters-the-image-that-appears-on-the-screen-measures-600-mm-in-height-taking-into-account-the-proportional-relationship-between-the-real-sizes-and-the-images-formed-what-is-the-estimated-distance-from-the-tree-to-the-darkroom-09ab547a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/in-a-contemporary-home-the-electrician-is-choosing-materials-for-electrical-wiring-and-coverings-for-plugs-and-switches-to-guarantee-the-safety-of-the-residents-and-the-effectiveness-of-the-electrical-system-which-of-the-materials-listed-below-should-be-selected-as-the-covering-for-the-wires-to-stop-unwanted-electric-flow-6dabd79d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-cyclist-is-pedalling-around-a-circular-track-with-a-radius-of-25-meters-during-his-ride-he-shifts-his-angular-position-from-45-degrees-to-135-degrees-over-a-span-of-20-seconds-with-this-information-what-is-the-average-angular-velocity-of-the-cyclist-during-this-time-period-e11652a7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/while-out-for-a-stroll-in-the-park-ana-covers-two-different-legs-of-her-journey-in-the-first-leg-her-displacement-is-shown-as-the-vector-a-3i-2j-meters-and-in-the-second-leg-its-represented-by-the-vector-b-i-3j-meters-what-is-the-vector-difference-between-displacements-a-and-b-5e31bc7d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/in-a-geometric-optics-experiment-two-separate-rays-of-light-hit-a-flat-mirror-each-making-different-angles-with-the-normal-to-the-surface-according-to-the-principles-of-straight-line-light-propagation-and-the-reversibility-of-light-what-is-the-relationship-between-the-angles-of-incidence-and-reflection-for-each-ray-e8e2c7ca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/an-astronomer-is-calculating-the-gravitational-force-between-the-sun-and-a-newly-discovered-planet-in-its-solar-system-the-mass-of-the-sun-is-199-x-1030-kg-the-mass-of-the-planet-is-642-x-1023-kg-and-the-average-distance-between-them-is-579-x-1011-meters-according-to-newtons-law-of-universal-gravitation-what-is-the-gravitational-force-acting-between-the-sun-and-the-planet-e890a1ef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/a-physicist-is-taking-accurate-measurements-in-his-lab-and-decides-to-use-the-international-system-of-units-to-maintain-consistency-in-his-findings-which-of-the-following-quantities-uses-the-kilogram-as-the-standard-unit-in-this-system-91e91897 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/when-designing-an-aerodrome-an-engineer-applies-bernoullis-principle-to-examine-the-airflow-over-the-wings-of-a-moving-aircraft-given-that-airflow-is-faster-over-the-top-surface-of-the-wing-compared-to-the-bottom-what-must-be-the-necessary-conditions-for-the-resulting-pressure-to-support-the-aircrafts-lift-while-preserving-energy-in-the-airflow-f596987d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/an-electron-starts-off-at-rest-positioned-005-meters-away-from-a-negatively-charged-metal-plate-with-a-steady-charge-density-once-set-free-the-electron-experiences-acceleration-due-to-the-electric-force-acting-on-it-taking-into-account-the-electric-potential-energy-involved-in-this-scenario-what-will-be-the-speed-of-the-electron-when-it-moves-to-a-distance-of-001-meters-from-the-plate-5ef5580d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/an-astronomer-is-fine-tuning-a-refracting-telescope-to-explore-the-wonders-of-the-night-sky-the-telescopes-objective-has-a-focal-length-of-900-mm-and-the-eyepiece-in-use-has-a-focal-length-of-30-mm-based-on-the-principles-of-geometric-optics-what-is-the-total-magnification-that-this-telescope-can-achieve-5480b386 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-a-lab-experiment-we-have-two-point-charges-set-up-in-a-plane-a-positive-charge-of-5-c-and-a-negative-charge-of-5-c-spaced-15-cm-apart-by-observing-the-electric-field-produced-by-these-charges-which-of-the-following-options-accurately-describes-how-the-field-lines-behave-in-this-setup-7ec91730 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/during-a-soccer-match-a-player-takes-a-shot-by-kicking-the-ball-with-a-steady-force-using-his-foot-if-the-force-applied-is-35-n-and-the-contact-lasts-for-025-seconds-what-is-the-impulse-delivered-to-the-ball-03ceb3f5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/a-sports-athlete-utilises-a-spring-with-an-elastic-constant-of-250-nm-to-perfect-his-jump-training-he-compresses-the-spring-by-012-metres-before-letting-it-go-what-is-the-work-done-by-the-elastic-force-while-compressing-the-spring-7e533f99 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/at-an-amusement-park-two-bumper-cars-bump-into-each-other-on-a-flat-surface-car-a-weighing-1200-kg-is-zooming-east-at-a-speed-of-400-ms-while-car-b-weighing-800-kg-is-heading-north-at-300-ms-after-the-crash-the-cars-peel-away-at-an-angle-of-60-relative-to-east-given-the-coefficient-of-restitution-between-the-cars-is-06-lets-figure-out-the-speeds-of-cars-a-and-b-after-they-collide-a0c0cce7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-maxima-and-minima-of-newtons-rings-or-use-it-to-calculate-wavelengths-or-thicknesses-of-bodies/a-physics-student-is-running-an-experiment-to-observe-newtons-rings-using-a-convex-lens-placed-on-a-flat-glass-surface-during-the-experiment-he-measures-the-diameter-of-the-third-bright-ring-and-records-it-as-600-mm-given-that-the-light-used-has-a-wavelength-of-500-nm-what-is-the-thickness-of-the-air-layer-corresponding-to-the-third-minimum-of-interference-841f0963 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/a-mass-spring-system-is-set-up-with-a-block-of-08-kg-attached-to-a-fixed-spring-in-a-horizontal-position-when-the-block-is-pulled-away-from-its-equilibrium-position-and-released-it-moves-back-and-forth-in-light-of-this-which-of-the-following-statements-accurately-describes-the-relationship-between-acceleration-and-displacement-in-the-simple-harmonic-motion-of-this-system-eabb06ad 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/in-a-home-electrical-installation-various-materials-are-used-to-carry-electrical-current-or-to-insulate-it-helping-to-prevent-shocks-and-short-circuits-when-planning-the-wiring-its-important-to-differentiate-between-conductors-and-insulators-given-this-context-which-of-the-following-materials-would-be-the-best-fit-for-insulating-electrical-wires-3dd7adf2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-cyclist-completes-a-full-lap-on-a-circular-track-of-400-metres-in-80-seconds-considering-uniform-circular-motion-what-is-the-average-vector-acceleration-of-the-cyclist-throughout-the-whole-course-e2a38ac1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/a-cyclist-is-using-an-air-compressor-to-pump-up-the-tyres-of-his-bicycle-initially-the-air-in-the-compressor-is-at-a-pressure-of-100-kpa-and-a-temperature-of-300-k-occupying-a-volume-of-005-m-the-cyclist-carries-out-two-steps-first-he-compresses-the-air-isothermally-until-the-volume-is-reduced-to-003-m-then-he-heats-the-air-at-constant-pressure-until-the-temperature-climbs-to-400-k-assuming-that-the-behaviour-of-the-air-can-be-approximated-as-an-ideal-gas-what-is-the-final-pressure-of-the-air-after-these-two-changes-fa0f6cc6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-lens-manufacturer-is-working-on-a-convex-lens-sporting-a-refractive-index-of-15-this-lens-features-two-curvature-radii-the-radius-of-the-front-surface-r-2000-cm-and-the-radius-of-the-back-surface-r-2000-cm-using-the-lens-makers-equation-can-you-calculate-the-focal-length-of-this-lens-bbd48daa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/a-cyclist-weighing-70-kg-suddenly-hits-the-brakes-slowing-down-from-15-ms-to-5-ms-over-a-period-of-2-seconds-using-the-impulse-theorem-what-is-the-average-force-that-the-brakes-applied-to-the-cyclist-during-this-deceleration-123b3360 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/a-beam-of-light-hits-the-boundary-between-air-n-100-and-a-clear-medium-with-a-refractive-index-of-150-making-an-angle-of-30-with-the-normal-calculate-the-angle-of-refraction-in-the-second-medium-and-see-how-this-affects-the-direction-of-the-light-beam-9f9accea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/an-engineer-is-designing-an-insulating-wall-for-a-building-and-needs-to-figure-out-how-much-heat-will-be-transferred-through-it-using-fouriers-law-he-takes-into-account-the-area-of-the-wall-the-temperature-difference-between-inside-and-outside-as-well-as-the-thickness-of-the-material-used-considering-these-factors-which-modification-to-the-wall-would-be-the-most-effective-in-reducing-the-heat-flow-89500c09 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/in-a-physics-lab-mariana-took-the-temperature-of-a-solution-using-a-thermometer-that-showed-30c-to-properly-record-her-data-according-to-international-standards-she-needs-to-convert-this-temperature-to-the-kelvin-scale-what-steps-should-mariana-follow-to-carry-out-this-conversion-accurately-ac900237 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/a-worker-is-pushing-a-box-across-a-flat-surface-applying-a-force-of-80-n-at-a-45-degree-angle-to-the-horizontal-taking-into-account-that-the-friction-force-between-the-box-and-the-surface-is-30-n-and-that-the-box-travels-5-meters-what-is-the-work-done-by-the-resultant-force-38aea2cb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/two-identical-conductive-objects-start-off-electrically-neutral-when-linked-by-a-conductive-wire-electric-charges-redistribute-between-them-based-on-the-principle-of-charge-conservation-what-will-be-the-final-state-of-the-charges-on-both-objects-after-they-are-connected-1e7323ec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/in-an-electronics-lab-a-technician-is-putting-together-a-circuit-that-needs-capacitors-to-filter-signals-at-various-frequencies-he-opts-to-connect-three-capacitors-of-5-mf-10-mf-and-15-mf-in-parallel-what-is-the-total-capacitance-resulting-from-this-setup-b032d8f3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/during-an-eye-exam-it-was-found-that-a-patients-natural-focal-length-is-17-mm-which-results-in-myopia-making-it-tough-for-them-to-see-things-clearly-at-a-distance-to-fix-this-issue-corrective-lenses-need-to-be-used-to-help-adjust-the-way-images-focus-on-the-retina-what-should-the-focal-length-of-these-corrective-lenses-be-for-the-patient-to-clearly-see-distant-objects-25db6884 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/a-sailboat-is-facing-two-wind-forces-represented-by-the-vectors-f-5i-2j-n-and-f-3i-4j-n-using-the-parallelogram-rule-for-vector-addition-what-is-the-magnitude-of-the-resultant-force-acting-on-the-sailboat-58ba2f0e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/in-a-domestic-power-installation-a-working-generator-has-an-electromotive-force-of-24-v-and-an-internal-resistance-of-2-w-this-generator-is-hooked-up-to-a-circuit-made-up-of-two-devices-in-parallel-a-lamp-with-a-resistance-of-6-w-and-a-heater-with-a-resistance-of-12-w-to-ensure-that-the-system-runs-smoothly-we-need-to-figure-out-the-total-current-coming-from-the-generator-taking-into-account-the-generators-characteristics-and-the-layout-of-the-circuit-what-is-the-total-current-that-the-generator-supplies-fdabea5b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/in-a-physics-lab-two-parallel-plates-are-used-to-create-a-steady-electric-field-of-intensity-e-an-electric-charge-q-is-moved-from-one-plate-to-the-other-along-a-path-thats-perpendicular-to-the-surfaces-covering-a-distance-d-what-is-the-work-done-by-the-electric-force-during-this-movement-8fd3f0b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-lateral-displacement-of-two-flat-surfaces-that-are-parallel-to-each-other/a-beam-of-light-hits-a-glass-plate-thats-200-cm-thick-with-both-surfaces-parallel-forming-a-30-angle-with-the-normal-at-the-entry-face-given-that-the-refractive-index-of-glass-is-150-and-that-of-air-is-100-what-is-the-lateral-displacement-of-the-beam-when-it-exits-the-plate-0764647f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/a-beam-of-light-hits-the-surface-of-the-water-at-an-angle-of-30-to-the-normal-given-that-the-refractive-index-of-water-is-133-what-will-be-the-angle-of-refraction-of-the-light-as-it-enters-the-water-2a6a8ada 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-car-is-navigating-a-curved-road-with-a-radius-r-at-a-steady-speed-v-to-ensure-the-vehicle-stays-on-its-path-without-losing-grip-the-resultant-force-must-provide-the-necessary-centripetal-acceleration-what-is-the-value-of-the-centripetal-acceleration-acting-on-the-car-aad143ac 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/in-a-classroom-experiment-we-put-together-a-spherical-capacitor-made-up-of-an-inner-sphere-with-a-radius-of-12-cm-and-an-outer-sphere-with-a-radius-of-24-cm-using-a-dielectric-material-that-has-an-electric-permittivity-of-e-given-this-information-what-is-the-capacitance-of-the-spherical-capacitor-8c68e821 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-satellite-is-orbiting-the-earth-at-a-distance-from-the-earths-centre-equal-to-double-the-earths-radius-using-the-universal-law-of-gravitation-what-is-the-gravitational-acceleration-acting-on-the-satellite-at-this-position-compared-to-the-gravitational-acceleration-on-the-earths-surface-e1b99e7e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/in-a-hydropower-plant-the-turbines-spin-and-adjust-their-speed-based-on-the-energy-needs-in-the-first-5-minutes-of-operation-a-turbine-speeds-up-uniformly-from-180-rpm-revolutions-per-minute-to-300-rpm-in-the-following-5-minutes-it-keeps-this-speed-steady-given-this-information-what-is-the-total-angular-displacement-in-radians-that-the-turbine-covers-by-the-end-of-the-10-minutes-of-operation-c2ab5170 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-simple-harmonic-motion-there-is-conservation-of-kinetic-energy-and-calculate-the-velocity-at-certain-points-or-the-deformation-of-the-spring/a-block-of-mass-m-is-attached-to-a-spring-with-spring-constant-k-and-moves-horizontally-undergoing-simple-harmonic-motion-when-the-spring-is-compressed-by-a-distance-x-from-its-equilibrium-position-the-total-mechanical-energy-of-the-system-is-e-given-the-principle-of-conservation-of-mechanical-energy-what-is-the-velocity-of-the-block-at-this-moment-41e6874d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/a-boat-is-heading-downstream-at-a-speed-defined-by-the-vector-a-5i-2j-kmh-with-respect-to-the-water-at-the-same-time-the-rivers-current-has-a-speed-represented-by-the-vector-b-3i-4j-kmh-to-find-the-overall-speed-of-the-boat-relative-to-the-riverbank-we-need-to-subtract-vectors-a-and-b-73dc1e7c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/a-water-reservoir-has-a-column-measuring-12-meters-high-and-is-open-to-the-atmosphere-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-calculate-the-pressure-at-the-base-of-the-reservoir-caused-by-the-water-column-also-find-the-total-pressure-when-factoring-in-the-atmospheric-pressure-of-1013-kpa-6c16efae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/during-an-experiment-we-measure-how-much-a-spring-stretches-when-different-forces-are-applied-as-shown-in-the-table-below-or-force-n-or-deformation-m-or-or-or-or-or-2-or-004-or-or-4-or-008-or-or-6-or-012-or-or-8-or-016-or-based-on-this-data-what-is-the-elastic-potential-energy-stored-in-the-spring-when-a-force-of-10-n-is-applied-2f33a29a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/while-building-a-spectroscope-a-student-is-working-with-a-glass-prism-that-has-an-apex-angle-of-45-a-beam-of-white-light-hits-one-of-the-faces-of-the-prism-at-an-angle-of-30-relative-to-the-normal-given-that-the-refractive-index-of-the-glass-for-visible-light-is-150-what-will-be-the-angle-of-deviation-of-the-light-beam-when-it-exits-the-prism-db3acf18 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-cyclist-rides-around-a-circular-track-with-a-radius-of-50-meters-keeping-a-steady-speed-throughout-the-ride-after-finishing-one-full-lap-in-40-seconds-what-is-the-average-vector-acceleration-of-the-cyclist-0c1e3644 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/an-engineer-is-working-on-a-timing-circuit-that-utilizes-a-capacitor-and-a-resistor-to-manage-the-time-interval-by-tweaking-the-capacitance-of-the-capacitor-he-can-adjust-the-length-of-the-timing-cycle-understanding-that-the-time-constant-of-the-circuit-is-calculated-by-t-r-c-where-r-stands-for-resistance-and-c-for-capacitance-the-engineer-aims-for-the-cycle-to-last-5-seconds-using-a-2-kw-resistor-what-should-the-capacitance-value-be-to-achieve-the-desired-time-constant-35294162 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/a-photographer-is-busy-tweaking-a-polarizing-filter-on-his-camera-to-minimise-reflections-on-the-surface-of-a-lake-during-a-photo-shoot-the-intensity-of-the-light-hitting-the-filter-is-50percent-of-the-total-power-of-the-light-bouncing-off-the-water-if-the-angle-between-the-polarisation-direction-of-the-reflected-light-and-the-alignment-of-the-polarizing-filter-is-30-degrees-what-will-be-the-power-of-the-light-that-goes-through-the-filter-02fdcf43 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/a-factory-makes-use-of-a-bank-of-capacitors-to-keep-the-voltage-stable-in-its-machinery-this-bank-is-made-up-of-three-sets-of-capacitors-the-first-set-has-two-capacitors-of-300-f-connected-in-series-the-second-set-consists-of-three-capacitors-of-200-f-connected-in-parallel-and-the-third-set-includes-a-single-capacitor-of-400-f-all-three-sets-are-wired-in-parallel-with-one-another-taking-into-account-the-various-combinations-of-capacitance-for-both-series-and-parallel-what-is-the-total-capacitance-of-the-capacitor-bank-8a6e03c9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/a-thermal-power-station-runs-between-a-hot-source-at-800-k-and-a-cold-source-at-300-k-given-that-the-cycle-used-is-the-carnot-cycle-what-is-the-maximum-theoretical-efficiency-of-this-plant-2ccf5274 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/a-scientist-is-exploring-the-vibrations-of-sound-waves-in-different-types-of-tubes-he-uses-two-tubes-of-the-same-length-one-that-is-open-at-both-ends-and-another-that-is-closed-at-one-end-when-examining-the-harmonics-produced-how-does-the-wavelength-of-the-first-harmonic-relate-to-the-length-of-each-tube-type-d39895f5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/on-an-ice-rink-a-puck-weighing-0150-kg-slides-across-the-surface-at-a-speed-of-400-ms-and-crashes-head-on-into-another-puck-that-has-a-mass-of-0200-kg-and-is-initially-stationary-after-the-collision-both-pucks-move-in-opposite-directions-considering-that-the-coefficient-of-restitution-between-the-pucks-is-085-we-need-to-determine-the-relationship-between-the-velocities-of-the-pucks-right-after-the-impact-ce347ea7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/two-sliding-blocks-bump-into-each-other-on-a-smooth-flat-surface-block-a-weighs-2-kg-and-is-travelling-at-a-speed-of-5-ms-towards-block-b-which-has-a-mass-of-3-kg-and-is-initially-stationary-after-the-collision-the-blocks-move-at-different-speeds-given-that-the-restitution-coefficient-between-the-blocks-is-06-what-will-be-the-speed-of-each-block-right-after-the-collision-14d176de 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/in-a-physics-lab-two-containers-filled-with-the-same-gas-are-kept-at-different-temperatures-container-a-is-at-300-k-and-container-b-is-at-600-k-given-that-the-mass-of-the-gas-molecules-remains-constant-how-does-the-average-speed-of-the-molecules-in-container-b-stack-up-against-that-of-the-molecules-in-container-a-0f70c32c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/during-a-practical-experiment-a-learner-observes-a-trolley-moving-along-a-straight-path-initially-the-trolley-is-located-2-metres-from-the-starting-point-after-a-few-seconds-it-is-measured-to-be-5-metres-from-the-same-point-given-this-what-was-the-change-in-position-of-the-trolley-during-its-movement-fb7aaad4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/a-man-in-his-fifties-is-looking-to-set-up-a-gas-heating-system-in-his-home-he-needs-to-figure-out-the-pressure-that-the-gas-exerts-inside-a-storage-cylinder-to-ensure-the-system-is-both-safe-and-efficient-knowing-that-the-force-the-gas-puts-on-the-base-of-the-cylinder-is-250-n-and-that-the-base-area-is-005-m-what-is-the-pressure-being-exerted-by-the-gas-in-the-cylinder-dbff5e12 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/in-a-physics-lab-two-identical-vinyl-wires-are-secured-at-both-ends-and-stretched-so-that-the-first-wire-vibrates-in-the-fifth-harmonic-while-the-second-wire-vibrates-in-the-third-harmonic-given-that-the-length-of-the-first-wire-is-120-metres-calculate-the-required-length-of-the-second-wire-so-that-both-strings-can-resonate-in-their-respective-harmonics-under-the-same-conditions-of-tension-and-linear-density-9af6956f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-lateral-displacement-of-two-flat-surfaces-that-are-parallel-to-each-other/in-this-optics-practical-a-beam-of-light-hits-the-first-surface-of-a-glass-plate-with-a-refractive-index-of-n-160-making-an-angle-of-35-with-the-normal-line-the-plate-has-two-flat-parallel-surfaces-and-measures-4-cm-thick-considering-the-beams-journey-through-both-surfaces-calculate-how-much-the-light-beam-shifts-laterally-when-it-exits-the-second-surface-of-the-plate-cc63e56c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-cyclist-is-navigating-a-sharp-turn-on-a-road-with-a-radius-of-3000-meters-maintaining-a-speed-of-1200-ms-given-that-the-only-horizontal-force-acting-on-them-is-the-friction-that-creates-the-centripetal-force-what-is-the-minimum-coefficient-of-friction-needed-between-the-tyres-and-the-road-to-ensure-the-cyclist-can-complete-the-turn-without-losing-grip-2ea8bd79 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/as-part-of-preparing-for-a-marathon-a-physiologist-aims-to-estimate-how-many-steps-a-runner-will-take-throughout-the-event-the-total-distance-of-a-marathon-is-roughly-42195-km-and-the-average-length-of-a-step-is-around-08-meters-whats-the-approximate-number-of-steps-a-runner-will-take-during-the-marathon-db6b79d6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/during-a-collision-between-two-skaters-on-a-slick-ice-rink-skater-a-with-mass-ma-is-initially-gliding-with-a-velocity-va-to-the-east-while-skater-b-with-mass-mb-moves-with-velocity-vb-to-the-north-after-they-collide-both-skaters-slide-together-at-an-angle-8-with-respect-to-the-eastward-direction-to-determine-what-condition-must-be-met-for-the-angle-8-to-be-45-we-consider-the-conservation-of-momentum-decfa593 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-mass-spring-system-oscillates-horizontally-displaying-simple-harmonic-motion-with-an-amplitude-of-075-m-and-a-period-of-15-seconds-since-this-motion-can-be-viewed-as-a-projection-of-uniform-circular-motion-lets-find-the-angular-velocity-of-the-related-circular-motion-b3adf71b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/as-an-athlete-gears-up-for-a-marathon-they-take-a-moment-to-estimate-the-total-number-of-steps-theyll-be-taking-over-the-42-kilometres-of-the-race-with-an-average-step-length-of-roughly-075-metres-what-would-be-the-order-of-magnitude-of-the-total-steps-this-athlete-is-expected-to-take-during-the-marathon-ab05429c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/a-wooden-block-with-a-volume-of-03-m-and-a-mass-of-150-kg-is-fully-submerged-in-a-tank-filled-with-water-density-1000-kgm-a-worker-is-putting-in-the-effort-to-lift-the-block-straight-up-to-the-surface-considering-the-acceleration-due-to-gravity-is-981-ms-what-is-the-total-work-done-by-the-worker-in-lifting-the-block-to-the-surface-factoring-in-both-the-gravitational-force-and-the-buoyant-force-of-the-water-0bffe03d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/in-a-musical-instrument-factory-two-strings-are-crafted-from-different-materials-but-both-are-tensioned-with-the-same-force-of-80-n-string-a-has-a-linear-mass-density-of-0030-kgm-while-string-b-has-a-linear-mass-density-of-0015-kgm-considering-the-relationship-between-wave-speed-and-the-characteristics-of-the-strings-which-of-the-strings-will-enable-the-propagation-of-waves-at-a-greater-speed-fcd3de84 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/an-infinitely-large-charged-plane-with-charge-density-s-is-placed-parallel-to-a-closed-surface-shaped-like-a-rectangular-box-considering-that-two-of-the-boxs-faces-are-parallel-to-this-charged-plane-what-is-the-total-electric-flux-through-the-entire-surface-of-the-box-according-to-gausss-law-1e5b4d70 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/a-person-is-jogging-on-a-running-track-they-start-at-the-10-meter-mark-and-move-up-to-the-25-meter-mark-in-a-specific-amount-of-time-afterwards-they-turn-around-and-come-to-a-stop-at-the-15-meter-mark-determine-the-change-in-position-of-this-individual-from-their-starting-point-to-the-final-point-7473c4ee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-high-speed-train-measuring-300-metres-is-currently-travelling-at-a-speed-of-08-times-the-speed-of-light-in-relation-to-a-train-station-an-observer-at-the-station-wants-to-determine-the-length-of-the-train-taking-into-account-the-length-contraction-outlined-by-the-theory-of-special-relativity-given-the-relevant-lorentz-factor-what-is-the-trains-observed-length-from-the-station-9c5a82af 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-a-power-transmission-setup-engineers-use-large-transformers-that-have-multiple-cores-to-effectively-manage-the-magnetic-flow-to-ensure-the-system-works-well-its-vital-to-properly-map-the-lines-of-the-magnetic-field-around-the-components-looking-at-the-interaction-between-the-magnetic-fields-of-different-cores-in-the-transformer-which-of-the-following-configurations-of-the-magnetic-field-lines-best-optimises-the-concentration-of-the-magnetic-flow-in-the-transformer-core-625a76bb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/in-a-laboratory-a-2-litre-flask-filled-with-ethanol-is-sealed-and-kept-in-an-environment-where-the-temperature-fluctuates-between-15c-and-45c-daily-taking-into-account-the-volumetric-expansion-of-ethanol-which-of-the-following-outcomes-is-most-likely-to-happen-in-the-flask-during-heating-3b15250e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/study-the-movement-of-fluids-bernoullis-principle-states-that-in-an-ideal-flow-the-pressure-decreases-when-the-fluid-velocity-increases-and-vice-versa-keeping-the-total-energy-constant/in-a-hydrodynamics-lab-learners-are-exploring-the-flow-of-an-incompressible-fluid-moving-through-a-pipe-with-varying-diameters-at-the-narrowest-part-of-the-pipe-the-fluids-velocity-increases-significantly-compared-to-the-wider-part-considering-bernoullis-principle-which-of-the-following-situations-best-describes-how-the-fluids-pressure-changes-in-the-narrow-section-versus-the-wide-section-c8444682 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-driver-is-taking-a-turn-on-a-circular-road-with-radius-r-while-maintaining-a-steady-speed-v-given-that-the-mass-of-the-car-is-m-what-centripetal-force-must-be-applied-to-keep-the-vehicle-moving-along-this-circular-path-e4eb59df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/a-scientist-is-looking-at-the-end-of-a-metal-rod-thats-been-placed-in-a-tank-of-water-the-rod-is-actually-40-cm-long-and-stands-upright-in-the-water-the-scientist-is-sitting-1-meter-away-from-the-base-of-the-rod-and-sees-the-part-of-the-rod-underwater-making-a-30-angle-with-the-straight-line-to-the-waters-surface-given-that-the-refractive-index-of-water-is-n-133-can-you-figure-out-where-the-end-of-the-rod-appears-to-be-from-the-scientists-viewpoint-76d9f384 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/in-a-sustainable-transport-competition-two-electric-vehicles-start-off-from-the-same-point-and-travel-along-parallel-paths-vehicle-x-maintains-a-constant-speed-of-20-kmh-while-vehicle-y-moves-at-25-kmh-after-covering-a-distance-of-100-km-they-both-have-to-make-their-way-back-to-the-starting-point-keeping-their-constant-speeds-considering-the-entire-round-trip-when-will-both-vehicles-return-to-the-starting-point-simultaneously-c7421fff 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/in-a-hydraulic-system-used-for-lifting-heavy-loads-a-force-of-150-n-is-applied-to-a-piston-with-an-area-of-003-m-according-to-pascals-theorem-what-will-be-the-force-exerted-by-a-second-piston-with-an-area-of-045-m-616c605f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/an-engineer-is-designing-the-electrical-system-of-a-new-building-and-needs-to-choose-the-right-material-for-the-cables-that-will-carry-the-electricity-given-that-both-materials-being-looked-at-are-of-the-same-length-and-cross-sectional-area-how-does-the-resistivity-of-each-material-affect-the-electrical-resistance-of-the-cables-according-to-ohms-second-law-8fcaab68 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/two-musicians-are-tuning-their-instruments-nearby-creating-sound-waves-that-vibrate-at-slightly-different-frequencies-this-overlap-results-in-a-rhythmic-variation-in-the-sound-intensity-heard-by-the-listeners-given-that-the-first-wave-has-a-frequency-of-52325-hz-and-the-second-one-is-at-52735-hz-what-is-the-frequency-of-the-beats-produced-by-this-combination-3a47d3ca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/recent-astronomical-observations-have-shown-that-two-large-galactic-structures-are-currently-interacting-gravitationally-leading-to-the-merging-of-their-stellar-formations-and-spiral-arms-this-collision-and-eventual-union-carry-significant-implications-for-how-we-classify-these-galaxies-within-the-traditional-categorization-system-given-the-various-types-of-galaxies-and-the-phenomena-linked-to-their-interaction-what-classification-change-is-most-likely-to-happen-as-a-result-of-these-two-spiral-galaxies-merging-d5497868 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-sports-person-begins-from-a-standstill-and-speeds-up-at-a-consistent-rate-reaching-a-speed-of-9-ms-in-3-seconds-during-a-race-given-the-evenly-varied-motion-what-was-the-sports-persons-acceleration-during-this-time-0e58ff32 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-simple-harmonic-motion-there-is-conservation-of-kinetic-energy-and-calculate-the-velocity-at-certain-points-or-the-deformation-of-the-spring/a-mass-spring-system-features-a-spring-with-an-elastic-constant-of-k-150-nm-and-a-mass-of-m-3-kg-attached-when-the-system-undergoes-simple-harmonic-motion-the-total-mechanical-energy-remains-constant-at-45-j-using-the-principle-of-conservation-of-mechanical-energy-calculate-the-speed-of-the-mass-when-the-spring-is-compressed-by-025-m-from-its-equilibrium-position-72512dae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/while-conducting-research-on-how-stars-evolve-an-astronomer-discovers-three-unique-types-of-stars-at-various-stages-of-their-life-cycles-a-low-mass-star-with-moderate-brightness-a-dense-post-nova-star-and-a-very-compact-star-with-high-density-given-the-processes-involved-in-stellar-evolution-which-of-these-observations-aligns-most-closely-with-the-creation-of-a-neutron-star-b5e8ba36 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-cyclist-is-riding-on-a-circular-track-with-a-radius-of-30-metres-at-the-beginning-of-the-curve-their-angular-velocity-increases-steadily-from-200-rads-to-500-rads-over-a-period-of-8-seconds-what-is-the-angular-acceleration-of-the-cyclist-and-what-is-the-total-angular-displacement-during-this-time-6589282e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/an-optical-engineer-is-working-on-a-fibre-optic-communication-system-that-transmits-light-signals-through-various-materials-the-light-is-first-emitted-in-the-core-of-the-fibre-which-has-a-refractive-index-of-150-and-strikes-the-boundary-with-the-fibres-outer-coating-which-has-a-refractive-index-of-145-forming-an-angle-of-25-with-the-normal-next-the-refracted-light-in-the-coating-reaches-the-interface-with-air-where-the-refractive-index-is-100-considering-the-changes-in-the-direction-of-light-at-each-boundary-what-will-be-the-angle-of-refraction-of-the-light-as-it-comes-out-at-the-coating-air-interface-13e11ad5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/a-basketball-player-bounces-a-ball-on-the-ground-and-notices-that-after-the-bounce-the-ball-reaches-a-height-lower-than-the-height-it-was-thrown-from-taking-into-account-the-coefficient-of-restitution-between-the-ball-and-the-ground-which-of-the-following-statements-best-explains-the-relationship-between-the-speeds-before-and-after-the-bounce-ad2fcca8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-a-physics-lab-a-straight-conductive-wire-carries-an-electric-current-of-intensity-i-what-is-the-strength-of-the-magnetic-field-generated-at-a-distance-d-from-the-wire-e2ba1112 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-electric-current-in-a-given-conductor-using-the-ratio-of-the-amount-of-charges-that-pass-through-the-conductor-divided-by-the-time/while-setting-up-a-new-electrical-system-at-a-school-it-was-noted-that-a-specific-quantity-of-electrons-flows-through-a-conductor-over-a-certain-time-period-if-850-1019-electrons-pass-through-the-conductor-in-425-seconds-what-is-the-electric-current-strength-in-this-conductor-8b5a5bf9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/a-student-carries-out-youngs-double-slit-experiment-using-a-single-colour-light-source-with-a-wavelength-of-600-nm-the-two-slits-are-spaced-005-mm-apart-and-are-set-15-metres-from-the-observation-screen-given-the-interference-pattern-displayed-on-the-screen-what-is-the-position-of-the-third-bright-fringe-a46ad43b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/a-cyclist-uses-a-gear-system-to-adjust-the-speed-of-their-bicycle-the-driving-gear-has-20-teeth-and-is-connected-to-a-driven-gear-with-30-teeth-taking-into-account-the-transmission-through-the-gears-what-is-the-speed-ratio-between-the-driving-gear-and-the-driven-gear-a0d88dfc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/a-sports-person-applies-a-force-of-50-n-at-an-angle-of-30-to-the-horizontal-for-2-seconds-to-launch-an-object-what-is-the-impulse-of-the-horizontal-component-of-the-force-exerted-by-the-sports-person-ac80249b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/in-a-physics-lab-a-student-runs-an-experiment-to-measure-how-heat-transfers-in-different-materials-he-puts-two-halves-of-an-object-together-one-made-of-metal-and-the-other-made-of-wood-exposing-them-to-a-steady-heat-source-after-a-while-he-notices-that-the-metal-half-gets-hotter-than-the-wooden-half-based-on-this-experiment-which-of-the-following-statements-best-explains-the-difference-in-heat-transfer-between-the-two-materials-cf21d6cf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-this-experiment-three-bar-magnets-are-lined-up-parallel-to-each-other-all-with-their-north-poles-pointing-in-the-same-direction-we-observe-how-the-magnetic-field-lines-generated-by-each-magnet-interact-based-on-the-combination-of-these-magnetic-fields-which-of-the-options-below-best-describes-the-distribution-of-the-field-lines-and-the-forces-acting-between-the-magnets-f6bb0443 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/an-engineer-is-working-on-a-refrigeration-system-that-employs-an-ideal-gas-contained-in-an-800-litre-vessel-at-a-temperature-of-320-k-and-a-pressure-of-120-atm-to-improve-the-efficiency-of-the-system-he-decides-to-reduce-the-containers-volume-to-600-litres-while-also-lowering-the-gas-temperature-to-280-k-assuming-the-number-of-moles-of-gas-stays-constant-what-will-the-new-pressure-be-on-the-walls-of-the-container-after-these-adjustments-e6966abd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/a-learner-rubs-a-balloon-on-their-hair-transferring-electrons-from-their-hair-to-the-balloon-given-that-each-electron-has-a-charge-of-16-10-19-c-how-many-electrons-were-moved-to-the-balloon-when-its-total-charge-reaches-32-10-16-c-a1a328c3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/a-spacecraft-moves-at-a-steady-speed-thats-nearly-the-speed-of-light-compared-to-earth-according-to-einsteins-theory-of-relativity-both-the-astronaut-aboard-the-spacecraft-and-an-observer-on-earth-will-measure-the-same-speed-of-light-in-a-vacuum-given-this-what-does-it-mean-for-the-laws-of-physics-when-viewed-from-these-different-inertial-reference-frames-7496c609 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/a-musician-is-tuning-their-wind-instrument-which-uses-sound-tubes-that-are-open-at-both-ends-looking-at-how-standing-waves-behave-in-these-tubes-whats-the-connection-between-the-length-of-the-tube-and-the-fundamental-frequency-produced-3631c104 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-thermodynamic-cycle-is-and-solve-problems-involving-thermodynamic-cycles-with-calculations-of-heat-exchanged-internal-energy-or-work-done/a-food-manufacturing-facility-employs-a-thermodynamic-refrigeration-cycle-to-keep-its-premises-at-a-stable-temperature-this-cycle-includes-an-adiabatic-compression-process-of-the-refrigerant-gas-followed-by-an-isothermal-expansion-in-the-refrigeration-chamber-where-heat-is-absorbed-knowing-that-during-the-adiabatic-compression-the-work-done-by-the-compressor-is-800-j-and-in-the-isothermal-expansion-the-gas-absorbs-500-j-of-heat-from-the-internal-environment-what-is-the-change-in-the-internal-energy-of-the-system-upon-completing-these-two-processes-2bb05d09 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-car-is-navigating-a-turn-on-a-circular-road-with-a-radius-of-50-metres-during-this-manoeuvre-the-speed-of-the-car-increases-from-20-ms-to-24-ms-over-a-period-of-5-seconds-taking-into-account-uniformly-varying-circular-motion-what-is-the-instantaneous-centripetal-acceleration-of-the-car-at-the-end-of-the-turn-a219f550 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/in-a-physics-lab-there-are-two-isolated-spherical-conductors-both-carrying-an-equal-charge-of-q-and-they-are-a-distance-d-apart-an-electron-is-gradually-moved-from-conductor-a-to-conductor-b-ensuring-that-the-charge-distribution-on-the-conductors-stays-uniform-considering-the-electric-potential-within-each-conductor-what-is-the-change-in-the-electric-potential-energy-of-the-electron-during-this-process-d06eb985 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/when-an-object-is-submerged-in-clear-water-its-apparent-position-can-look-different-from-its-actual-position-because-of-how-light-bends-if-a-fish-is-sitting-50-cm-below-the-surface-of-a-lake-where-the-refractive-index-of-the-water-is-133-what-will-the-fish-appear-to-be-from-the-edge-of-the-lake-e3e749c6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-of-a-body-undergoing-circular-motion-using-the-formula-where-centripetal-acceleration-equals-the-magnitude-of-velocity-squared-divided-by-the-radius/a-cyclist-whizzes-around-a-circular-track-with-a-radius-of-30-metres-keeping-a-steady-speed-of-12-ms-what-is-the-centripetal-acceleration-linked-to-the-cyclists-movement-f5c6716f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/an-engineer-is-working-on-a-new-motor-for-electric-vehicles-and-needs-to-figure-out-the-thermal-power-that-will-be-produced-during-operation-given-that-the-motor-draws-an-electric-current-of-150-a-and-runs-at-a-voltage-of-12-v-what-is-the-thermal-power-dissipated-by-the-motor-655d3cfa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/a-toy-car-is-cruising-along-at-a-steady-pace-on-a-flat-surface-based-on-newtons-1st-law-what-can-we-infer-about-the-forces-acting-on-the-car-f301328b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/one-observer-on-earth-and-another-on-a-space-station-moving-at-a-constant-speed-relative-to-earth-are-carrying-out-experiments-to-measure-the-speed-of-light-in-a-vacuum-based-on-the-principles-of-einsteins-theory-of-relativity-how-do-the-results-of-these-measurements-stack-up-9398d089 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/two-electrons-are-apart-by-a-distance-of-10-x-10-9-meters-in-a-vacuum-using-coulombs-law-what-is-the-size-of-the-electric-force-that-each-electron-pushes-on-the-other-687c28a1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/two-cars-are-cruising-down-the-same-road-heading-in-the-same-direction-the-first-car-is-travelling-at-a-speed-of-20-ms-while-the-second-is-going-at-4-ms-what-is-the-relative-speed-of-the-first-car-compared-to-the-second-94514a05 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/in-a-physics-lab-a-scientist-uses-a-sealed-container-filled-with-an-ideal-gas-he-applies-a-force-of-150-n-evenly-across-a-surface-area-of-03-m-inside-the-container-since-the-pressure-exerted-by-the-gas-is-the-normal-force-divided-by-the-area-what-is-the-pressure-exerted-by-the-gas-inside-the-container-062d37ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/a-rocket-needs-to-reach-the-escape-velocity-of-earth-to-break-free-from-its-gravitational-pull-without-any-further-thrust-given-that-the-mass-of-the-earth-is-about-597-10-kg-and-its-average-radius-is-roughly-637-10-meters-whats-the-minimum-speed-that-the-rocket-must-hit-at-launch-3494d8b1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/when-a-pressure-cooker-releases-steam-to-relieve-internal-pressure-the-steam-volume-increases-while-the-temperature-stays-consistent-taking-into-account-this-isothermal-process-whats-the-change-in-the-systems-entropy-2e43dfa7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-car-is-taking-a-bend-on-a-road-with-a-radius-of-100-meters-cruising-at-a-steady-speed-of-90-kmh-what-is-the-centripetal-acceleration-acting-on-the-vehicle-while-its-turning-bcfd077d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/an-engineer-is-designing-a-circuit-that-involves-two-fixed-electric-charges-one-of-5-mc-located-at-point-a-and-another-of-5-mc-at-point-b-separated-by-a-distance-of-20-cm-a-test-charge-of-2-mc-needs-to-be-placed-at-point-c-where-the-electric-potential-due-to-the-charges-at-a-and-b-is-exactly-zero-identify-where-c-should-be-in-relation-to-points-a-and-b-6bee955d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/during-a-lesson-on-optics-joao-uses-a-lens-to-project-the-image-of-a-distant-object-onto-the-classroom-wall-the-lens-he-selected-has-a-focal-length-of-2-metres-considering-that-the-vergence-of-a-lens-is-the-inverse-of-its-focal-length-what-is-the-vergence-of-this-lens-22160831 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/in-a-lab-a-scientist-is-trying-to-figure-out-how-much-heat-is-needed-to-melt-150-grams-of-ice-at-5c-and-then-heat-the-water-to-25c-given-that-the-specific-heat-of-ice-is-209-jgc-the-latent-heat-of-fusion-for-water-is-334-jg-and-the-specific-heat-of-water-is-418-jgc-whats-the-total-amount-of-heat-involved-in-this-process-ff6f938c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/as-energy-needs-rise-and-the-pressure-to-cut-down-on-greenhouse-gas-emissions-grows-many-cities-are-taking-a-fresh-look-at-their-energy-sources-given-the-traits-of-renewable-versus-non-renewable-energy-which-type-would-best-ensure-steady-and-sustainable-electricity-production-in-this-evolving-energy-landscape-a05e6f98 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/a-civil-engineer-is-looking-into-the-waves-created-by-traffic-on-a-suspension-bridge-to-evaluate-its-structural-integrity-he-finds-that-one-wave-has-a-frequency-of-150-hz-and-a-wavelength-of-2000-meters-within-the-bridge-structure-however-in-another-part-of-the-bridge-where-the-material-properties-differ-the-same-wave-frequency-results-in-a-shorter-wavelength-of-1500-meters-based-on-this-information-what-is-the-wave-speed-in-the-first-and-second-sections-of-the-bridge-f7644497 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-mass-attached-to-a-spring-undergoes-simple-harmonic-motion-with-amplitude-a-and-period-t-this-motion-can-be-likened-to-a-point-moving-in-uniform-circular-motion-with-the-same-period-calculate-the-maximum-speed-of-the-mass-during-the-oscillation-39194c2a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/a-sports-person-pushes-a-box-across-the-ground-with-a-force-of-50-n-at-a-30-angle-to-the-horizontal-what-are-the-horizontal-and-vertical-components-of-this-force-0f04b85c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/an-80-kg-athlete-speeds-up-from-2-ms-to-8-ms-during-a-run-assuming-there-are-no-dissipative-forces-lets-calculate-the-change-in-the-athletes-kinetic-energy-and-determine-the-work-done-during-this-acceleration-e407779c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-reference-frame-is-a-system-that-can-be-used-to-describe-the-motion-of-a-system-which-can-be-moving-or-at-rest-find-the-position-of-an-object-in-a-given-reference-system/an-observer-is-sitting-on-a-bench-in-a-public-square-while-another-is-in-a-car-moving-at-a-steady-speed-relative-to-the-square-each-observer-uses-their-own-viewpoint-to-describe-the-position-of-the-car-what-is-the-position-of-the-car-according-to-the-observer-sitting-in-the-square-16127774 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-car-with-mass-m-is-cruising-along-a-flat-road-at-a-steady-speed-out-of-nowhere-it-approaches-a-ramp-that-forms-a-circular-curve-with-radius-r-and-a-peak-height-of-h-as-the-car-navigates-over-the-ramp-it-is-influenced-by-various-forces-such-as-its-weight-the-normal-force-from-the-road-the-thrust-from-the-engine-and-friction-considering-the-primary-forces-acting-on-the-car-while-traversing-the-ramp-which-of-the-following-statements-accurately-describes-the-directions-and-effects-of-these-forces-bbb258ba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/a-researcher-is-keen-to-find-out-the-acceleration-due-to-gravity-in-a-mountainous-area-using-a-simple-pendulum-he-sets-up-a-pendulum-with-a-length-of-125-metres-and-notices-that-the-period-of-oscillation-is-250-seconds-considering-that-the-motion-of-the-pendulum-can-be-defined-by-simple-harmonic-motion-and-ignoring-air-resistance-which-of-the-following-options-is-closest-to-the-value-of-the-acceleration-due-to-gravity-in-this-area-755981d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/a-lab-utilises-elastic-springs-for-physics-experiments-if-a-spring-with-an-elastic-constant-k-is-compressed-by-a-distance-x-what-is-the-work-done-by-the-elastic-force-during-this-compression-b6f269b0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-a-lab-experiment-two-straight-parallel-wires-that-run-on-for-ages-are-set-up-40-cm-apart-while-conducting-electric-currents-of-intensities-i1-and-i2-respectively-its-noted-that-at-a-spot-located-20-cm-from-each-wire-the-magnetic-field-comes-out-to-be-zero-we-know-that-i1-is-double-i2-we-need-to-figure-out-the-direction-of-the-currents-in-these-wires-for-this-condition-to-hold-true-42722127 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/an-engineer-is-working-on-a-device-that-features-a-spherical-capacitor-made-up-of-two-concentric-spheres-the-inner-sphere-has-a-radius-of-400-cm-while-the-outer-sphere-has-a-radius-of-1200-cm-since-the-space-between-the-spheres-is-a-vacuum-what-is-the-capacitance-of-this-spherical-capacitor-08d55f1d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/in-a-city-that-aims-to-lessen-its-environmental-impact-the-municipal-government-is-looking-into-gradually-replacing-non-renewable-energy-sources-with-renewable-options-at-present-the-city-primarily-depends-on-coal-and-natural-gas-for-its-energy-needs-but-it-is-contemplating-the-use-of-solar-and-wind-energy-as-sustainable-alternatives-considering-energy-efficiency-environmental-consequences-and-the-availability-of-these-resources-which-of-the-following-strategies-strikes-the-best-balance-between-ensuring-a-steady-energy-supply-and-minimising-negative-environmental-effects-e80e4a1d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/an-ophthalmologist-is-assessing-a-patients-vision-and-decides-to-use-various-types-of-lenses-to-address-any-visual-issues-by-investigating-how-light-interacts-with-the-lenses-he-can-figure-out-the-best-option-for-the-necessary-prescription-which-type-of-lens-is-the-ophthalmologist-most-likely-to-use-to-correct-the-patients-myopia-considering-the-characteristics-of-converging-and-diverging-lenses-71c115ae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/a-space-engineer-is-calculating-the-gravitational-force-acting-on-a-satellite-on-the-surface-of-two-different-planets-the-gravitational-force-f-is-determined-using-the-formula-f-g-m-m-r-where-g-is-the-universal-gravitational-constant-m-is-the-mass-of-the-planet-m-is-the-mass-of-the-satellite-and-r-is-the-radius-of-the-planet-which-option-below-correctly-shows-the-gravitational-force-exerted-by-the-earth-in-relation-to-its-radius-f4398d96 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/a-mass-spring-system-consists-of-a-spring-with-a-spring-constant-of-50-nm-and-a-mass-of-2-kg-the-mass-is-pulled-010-m-from-its-resting-position-and-then-released-starting-simple-harmonic-motion-what-is-the-speed-of-the-mass-when-it-moves-to-the-position-of-005-m-from-the-resting-point-90faca8b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/a-mass-spring-system-features-a-spring-with-a-spring-constant-k-16-nm-and-a-mass-m-4-kg-attached-at-one-end-when-the-mass-is-pulled-down-and-then-released-it-swings-up-and-down-in-simple-harmonic-motion-assuming-theres-no-friction-in-the-system-what-will-the-period-of-this-motion-be-107b5ac9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-box-weighing-1000-kg-is-pushed-by-a-steady-horizontal-force-helping-it-move-along-an-inclined-ramp-at-25-covering-a-distance-of-1200-m-on-the-ramps-surface-the-kinetic-friction-coefficient-between-the-box-and-the-ramp-is-010-initially-the-box-is-at-rest-but-by-the-end-of-the-distance-it-reaches-a-speed-of-600-ms-taking-into-account-the-work-done-by-non-conservative-forces-throughout-the-movement-what-is-the-work-done-by-the-friction-force-4ccd48c8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/in-an-electromagnetic-induction-experiment-a-circular-loop-with-a-radius-of-03-m-is-spun-at-a-steady-angular-velocity-of-60-rpm-within-a-uniform-magnetic-field-of-09-t-that-is-perpendicular-to-the-axis-of-rotation-apply-faradays-law-to-find-the-maximum-induced-electromotive-force-in-the-loop-during-its-movement-078a6a32 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/in-a-physics-lab-a-beam-of-light-is-emitted-from-a-shared-observation-point-for-two-scientists-alice-and-bob-who-are-in-different-inertial-reference-frames-moving-at-a-constant-relative-speed-to-one-another-according-to-the-principles-of-the-theory-of-relativity-which-of-the-following-statements-best-describes-how-alice-and-bob-measure-the-speed-of-light-4ed8d8c3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/in-a-practical-demonstration-a-student-creates-a-wave-on-a-string-that-is-securely-attached-to-a-fixed-wall-when-they-observe-what-happens-to-the-reflected-wave-after-the-incident-wave-hits-the-fixed-end-which-of-the-following-attributes-best-describes-the-reflected-wave-compared-to-the-incident-wave-f4908cf5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-of-momentum-impulse-theorem-and-collisions-recalling-when-momentum-given-by-q-m-v-can-be-conserved-or-not/a-car-with-a-mass-of-1200-kg-is-travelling-at-a-speed-of-25-ms-when-it-collides-head-on-with-a-motorcycle-weighing-200-kg-that-is-stationary-after-the-collision-both-vehicles-move-together-in-the-same-direction-assuming-there-are-no-external-forces-acting-on-the-system-during-the-impact-what-is-the-common-speed-of-the-vehicles-right-after-the-collision-b982488c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/a-learner-is-putting-together-an-electrical-circuit-using-a-9-v-battery-and-three-resistors-two-of-3-w-each-and-one-of-6-w-the-two-3-w-resistors-are-hooked-up-in-parallel-and-this-setup-is-in-series-with-the-6-w-resistor-what-is-the-total-current-flowing-through-the-circuit-345e59f3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/a-cyclist-rides-12-km-to-the-east-in-40-minutes-then-veers-9-km-to-the-north-for-another-30-minutes-based-on-the-whole-route-taken-what-is-the-cyclists-average-vector-velocity-3a60b6ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-3-kg-block-is-released-from-rest-at-the-top-of-a-frictionless-incline-that-is-5-meters-high-above-ground-level-if-we-take-the-acceleration-due-to-gravity-as-981-ms-what-is-the-total-mechanical-energy-of-the-block-when-it-begins-its-movement-and-again-when-it-reaches-the-ground-assuming-that-mechanical-energy-is-conserved-along-the-entire-path-b042e5a1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-of-resistors-arranged-in-series-using-the-fact-that-when-resistors-are-in-series-we-must-add-the-resistances/a-group-of-engineers-is-working-on-an-electrical-circuit-featuring-four-resistors-connected-in-series-with-resistances-of-2-w-5-w-3-w-and-10-w-if-the-total-voltage-supplied-by-the-power-source-is-40-v-what-is-the-equivalent-resistance-of-the-circuit-and-what-is-the-current-flowing-through-the-resistors-8c43c4c5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/an-artist-employs-various-types-of-mirrors-to-create-striking-visual-effects-in-his-art-he-arranges-a-concave-mirror-alongside-a-convex-mirror-ensuring-that-the-reflections-of-objects-yield-distinct-images-considering-the-properties-of-these-mirrors-which-of-the-following-characteristics-accurately-describes-the-image-created-by-the-concave-mirror-c28615dd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/in-a-lab-experiment-a-student-places-an-object-partially-submerged-in-a-tank-of-clear-water-while-looking-at-the-object-from-the-surface-of-the-water-at-an-angle-of-30-the-student-notices-that-the-apparent-position-of-the-object-is-different-from-where-it-actually-is-with-the-refractive-indices-of-water-n-133-and-air-n-100-what-is-the-apparent-position-of-the-object-compared-to-its-real-position-9d8de7ff 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/in-a-physics-lab-researchers-are-exploring-the-properties-of-the-hydrogen-atom-using-the-bohr-model-considering-the-principles-of-modern-physics-how-can-one-determine-the-radius-of-the-electron-orbit-in-the-n-th-energy-level-6199bbe9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/in-a-calorimetry-experiment-a-student-mixes-200-g-of-water-at-25c-with-150-g-of-aluminium-at-100c-in-an-insulated-calorimeter-considering-that-the-specific-heat-capacity-of-water-is-418-jgc-and-that-of-aluminium-is-0900-jgc-what-will-be-the-equilibrium-temperature-reached-by-the-system-expressed-in-kelvin-2e23a48c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/an-engineer-is-working-on-a-static-electricity-protection-system-that-uses-two-point-charges-with-opposite-signs-positioned-06-meters-apart-to-achieve-a-resultant-electric-field-of-2-x-105-nc-at-the-midpoint-between-the-charges-in-the-direction-of-the-positive-charge-we-need-to-figure-out-the-value-of-these-charges-given-that-the-electrostatic-constant-is-k-9-x-109-nmc-what-should-the-magnitude-of-each-charge-be-to-meet-these-requirements-47d410e6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-car-starts-from-a-standstill-and-picks-up-speed-steadily-reaching-20-ms-in-10-seconds-if-we-consider-the-acceleration-to-be-uniform-what-would-the-acceleration-of-the-car-be-during-this-time-6bb8a3de 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/during-a-marathon-a-runner-can-take-millions-of-steps-to-cover-the-42-kilometres-of-the-race-given-that-each-step-is-roughly-075-metres-long-what-is-the-order-of-magnitude-of-the-total-number-of-steps-the-runner-takes-during-the-marathon-1902aab9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-distances-in-vertical-motions-calculate-the-distance-traveled-as-well-as-the-final-velocity-and-the-time-of-displacement-in-a-vertical-motion-such-as-when-an-object-falls-from-a-tower/an-object-is-thrown-straight-up-from-the-top-of-a-60-metre-tower-with-an-initial-speed-of-15-ms-ignoring-air-resistance-and-using-an-acceleration-due-to-gravity-of-98-ms-calculate-how-high-the-object-goes-and-how-long-it-takes-to-fall-back-to-the-ground-f1ea1188 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-car-starts-from-a-standstill-and-accelerates-steadily-reaching-a-speed-of-30-ms-after-10-seconds-given-this-consistent-motion-what-is-the-cars-acceleration-during-this-time-e4b5bcc1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/at-an-eye-clinic-the-eye-specialist-uses-various-types-of-lenses-to-help-patients-see-better-maria-struggles-to-see-things-in-the-distance-and-needs-a-lens-that-spreads-light-rays-before-they-enter-her-eye-what-type-of-lens-should-be-recommended-for-maria-2a03b0f2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/a-car-weighing-1200-kg-is-travelling-at-a-speed-of-25-ms-when-it-crashes-head-on-into-a-stationary-wall-after-the-crash-the-car-bounces-back-at-a-speed-of-10-ms-using-the-concept-of-the-coefficient-of-restitution-calculate-the-value-of-this-coefficient-for-the-collision-between-the-car-and-the-wall-93f633d5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-spaceship-has-a-proper-length-of-150-meters-and-is-travelling-in-a-straight-line-relative-to-earth-at-a-constant-speed-of-06-times-the-speed-of-light-using-the-theory-of-special-relativity-determine-what-the-length-of-the-ship-will-be-for-an-observer-standing-still-on-earth-take-into-account-the-relevant-lorentz-factor-for-calculating-length-contraction-8cbcc71e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-cyclist-weighing-70-kg-accelerates-a-bicycle-to-reach-a-speed-of-500-ms-in-10-seconds-beginning-from-a-complete-standstill-during-this-time-he-also-climbs-an-inclined-ramp-at-30-assuming-that-all-the-effort-put-in-by-the-cyclist-goes-towards-both-accelerating-the-bicycle-and-countering-gravity-on-the-incline-what-is-the-total-work-done-by-the-cyclist-throughout-this-process-26497162 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-car-is-cruising-along-a-bendy-road-with-a-radius-of-50-meters-maintaining-a-steady-speed-of-20-ms-what-is-the-centripetal-acceleration-acting-on-the-car-31195730 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/a-student-wants-to-measure-the-current-flowing-through-a-resistor-and-the-voltage-offered-by-a-battery-in-an-electrical-circuit-considering-the-ideal-features-of-an-ammeter-and-a-voltmeter-how-should-they-connect-each-device-in-the-circuit-to-get-accurate-readings-3e5e9c74 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/a-local-electrical-engineering-firm-is-working-on-high-voltage-cables-that-have-charge-evenly-spread-along-their-length-to-find-the-strength-of-the-electric-field-surrounding-a-long-straight-cable-the-engineers-apply-gausss-law-what-is-the-electric-flux-that-passes-through-a-coaxial-cylindrical-gaussian-surface-surrounding-the-cable-with-a-radius-r-and-length-l-where-r-is-larger-than-the-radius-of-the-cable-b8168e19 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/a-sportsman-is-working-out-with-a-resistance-band-to-boost-his-strength-he-stretches-the-band-05-metres-from-its-resting-position-knowing-that-the-elastic-constant-of-the-band-is-200-nm-what-is-the-work-done-by-the-elastic-force-during-this-stretch-878c6baa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/at-an-amusement-park-a-ferris-wheel-makes-a-full-rotation-every-450-minutes-given-that-all-the-cabins-rotate-with-the-same-timing-what-would-be-the-frequency-of-this-circular-motion-cf55f4c2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-a-lab-experiment-two-large-parallel-metal-plates-are-charged-with-equal-strength-but-opposite-charges-and-kept-apart-by-a-distance-of-040-meters-a-third-metallic-plate-which-starts-off-as-neutral-is-placed-exactly-in-the-middle-between-the-two-charged-plates-and-allowed-to-reach-electrostatic-equilibrium-before-being-taken-away-considering-how-the-charges-are-distributed-on-the-middle-plate-during-equilibrium-what-will-the-intensity-of-the-resulting-electric-field-be-in-the-area-where-the-plate-was-removed-9fc5946a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/a-water-reservoir-is-linked-to-two-pipes-that-distribute-water-to-various-parts-of-a-city-the-first-pipe-has-an-internal-diameter-of-030-meters-and-the-water-flows-through-it-at-a-speed-of-25-meters-per-second-the-second-pipes-internal-diameter-is-045-meters-given-that-the-total-water-flow-must-remain-constant-in-the-system-calculate-the-speed-of-water-in-the-second-pipe-and-identify-which-of-the-two-pipes-delivers-more-water-to-the-citys-supply-f3d764da 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/a-cyclist-is-riding-on-a-circular-track-with-a-radius-of-50-meters-completing-one-lap-every-20-seconds-given-that-the-motion-is-steady-what-is-the-frequency-of-the-cyclist-on-this-route-839a28ef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-of-a-body-undergoing-circular-motion-using-the-formula-where-centripetal-acceleration-equals-the-magnitude-of-velocity-squared-divided-by-the-radius/a-car-is-making-a-turn-on-a-road-with-a-bend-radius-of-80-meters-moving-at-a-constant-speed-of-25-ms-to-prevent-skidding-we-need-to-calculate-the-centripetal-acceleration-required-to-keep-the-vehicle-in-circular-motion-what-is-the-centripetal-acceleration-of-the-car-in-this-scenario-d47baff8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-2-kg-block-is-placed-at-the-top-of-an-inclined-ramp-at-30-which-has-a-vertical-height-of-5-meters-as-the-block-slides-down-the-ramp-without-any-friction-what-is-the-change-in-gravitational-potential-energy-and-what-will-its-speed-be-when-it-gets-to-the-bottom-of-the-ramp-19b8f091 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/were-gearing-up-for-an-exciting-rocket-launch-aimed-at-sending-a-spacecraft-beyond-earths-orbit-without-it-coming-back-to-figure-out-the-minimum-speed-the-spacecraft-needs-to-hit-in-order-to-break-free-from-earths-gravitational-grip-well-use-the-escape-velocity-formula-ve-2gmr-here-g-is-the-gravitational-constant-at-667-x-10-11-nmkg-while-the-mass-of-our-planet-is-597-x-1024-kg-and-its-radius-is-637-x-106-m-6215c6ec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/an-engineer-is-designing-a-steel-bridge-that-crosses-a-river-the-temperatures-in-the-area-range-from-5c-in-winter-to-35c-in-summer-given-that-the-linear-expansion-coefficient-of-steel-is-120-10-c-the-engineer-needs-to-work-out-the-maximum-change-in-length-of-the-bridge-to-ensure-proper-installation-of-expansion-joints-minimising-potential-structural-stresses-with-the-bridge-initially-measuring-400-metres-what-should-be-the-maximum-spacing-between-these-expansion-joints-to-allow-for-thermal-expansion-without-compromising-the-bridges-integrity-f9e88835 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/in-a-community-water-supply-system-a-pipeline-with-an-internal-diameter-of-20-cm-carries-water-at-a-steady-speed-of-450-ms-with-the-recent-population-growth-its-crucial-to-ensure-that-the-flow-rate-stays-consistent-when-upgrading-the-pipeline-to-one-with-a-diameter-of-25-cm-by-applying-the-principles-of-hydraulics-and-understanding-the-connections-between-diameter-speed-and-flow-rate-what-will-the-new-speed-of-the-water-be-in-the-larger-pipeline-to-keep-the-flow-rate-unchanged-bd21a7b5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/pedro-notices-that-the-light-from-a-lamp-can-travel-even-in-the-vacuum-of-space-whereas-the-sound-produced-by-that-same-lamp-cant-move-through-a-vacuum-based-on-this-which-of-the-following-statements-correctly-highlights-the-differences-between-electromagnetic-waves-and-mechanical-waves-8b89fccd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/a-beam-of-light-hits-the-surface-of-a-glass-block-at-an-angle-of-30-degrees-to-the-normal-line-as-it-enters-the-glass-the-refracted-beam-makes-an-angle-of-20-degrees-with-the-normal-given-this-information-what-is-the-refractive-index-of-the-glass-c0e49bc0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/a-diving-expert-uses-an-acrylic-observation-window-to-examine-marine-life-when-light-from-the-underwater-setting-hits-the-interface-between-the-water-and-the-acrylic-at-an-angle-of-45-it-bends-inside-the-acrylic-to-form-an-angle-of-25-given-that-the-refractive-index-of-water-is-133-calculate-the-refractive-index-of-acrylic-and-discuss-how-the-bending-of-light-affects-the-clarity-of-vision-through-the-window-13bb92e5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/in-an-electron-microscopy-experiment-a-researcher-aims-to-pinpoint-the-position-and-momentum-of-electrons-with-high-accuracy-to-enhance-image-quality-applying-the-heisenberg-uncertainty-principle-which-indicates-that-dx-dp-2-what-is-the-least-possible-uncertainty-in-the-position-of-an-electron-if-the-uncertainty-in-its-momentum-stands-at-105-10-kgms-52c45f32 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-motorcyclist-is-navigating-a-circular-road-with-radius-r-while-experiencing-variable-circular-motion-at-the-moment-when-their-tangential-speed-is-v-ms-the-motorcyclists-tangential-acceleration-remains-steady-at-at-taking-into-account-both-the-centripetal-and-tangential-accelerations-what-is-the-total-acceleration-of-the-motorcyclist-at-that-moment-d030e904 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/a-train-is-travelling-at-a-steady-speed-of-20-ms-how-long-will-it-take-for-the-train-to-cover-a-distance-of-36-km-5cb91536 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/a-crane-uses-a-motor-to-lift-a-load-of-800-kg-to-a-height-of-15-metres-in-30-seconds-taking-the-acceleration-due-to-gravity-as-98-ms-what-is-the-power-supplied-by-the-motor-during-this-process-1993b37e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-a-hydrogen-like-atom-based-on-the-concepts-of-modern-physics-calculating-for-example-the-radius-of-the-atom-in-the-nth-orbit/a-physicist-is-examining-a-hydrogen-like-atom-and-wants-to-find-the-radius-of-the-electrons-orbit-in-the-third-shell-using-the-bohr-model-based-on-contemporary-physics-concepts-what-is-this-orbits-radius-9637ed15 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/a-fridge-works-by-removing-heat-from-its-cool-interior-and-releasing-it-into-the-surrounding-environment-based-on-the-second-law-of-thermodynamics-which-statement-best-explains-this-process-5b6686ff 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/two-protons-are-fixed-050-metres-apart-in-a-horizontal-line-a-third-proton-is-then-brought-into-the-picture-sitting-050-metres-away-from-the-first-proton-and-070-metres-from-the-second-proton-effectively-forming-an-isosceles-triangle-considering-the-void-of-space-as-the-medium-for-interaction-what-is-the-resultant-force-that-the-third-proton-experiences-from-the-other-two-protons-according-to-coulombs-law-4ba49746 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-of-a-body-undergoing-circular-motion-using-the-formula-where-centripetal-acceleration-equals-the-magnitude-of-velocity-squared-divided-by-the-radius/a-cyclist-is-completing-a-lap-on-a-circular-track-with-a-radius-of-1500-meters-maintaining-a-steady-speed-of-800-ms-to-stay-on-the-circular-path-the-cyclist-requires-the-right-amount-of-centripetal-acceleration-based-on-this-information-what-is-the-centripetal-acceleration-that-the-cyclist-experiences-70a4fe5f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/in-this-sound-wave-experiment-we-are-comparing-two-sources-of-sound-source-a-produces-waves-with-amplitude-a-and-frequency-f-whereas-source-b-generates-waves-that-have-double-the-amplitude-of-source-a-and-half-its-frequency-both-sources-are-positioned-the-same-distance-from-the-observation-points-given-that-sound-intensity-is-directly-related-to-the-square-of-both-amplitude-and-frequency-of-the-waves-whats-the-relationship-between-the-sound-intensities-from-source-b-and-source-a-8771ebd0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/two-identical-metal-objects-are-charged-by-rubbing-them-together-and-then-pulled-apart-according-to-the-principle-of-conservation-of-electric-charges-how-are-the-charges-distributed-in-these-objects-after-they-are-separated-fd3163f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/in-a-physics-experiment-a-circular-loop-with-a-radius-of-01-m-is-placed-in-a-uniform-magnetic-field-with-an-intensity-of-50-10-3-t-at-the-outset-the-loop-is-positioned-perpendicular-to-the-magnetic-field-direction-and-then-begins-to-spin-at-a-steady-angular-velocity-calculate-the-magnetic-flux-through-the-loop-at-the-start-and-assess-whether-this-flux-remains-the-same-or-changes-throughout-the-loops-motion-39f8da71 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-gaussian-equation-to-calculate-the-distance-between-images-and-lenses-as-well-as-their-sizes/an-optical-system-designer-needs-to-create-a-device-that-forms-a-clear-and-enlarged-image-of-a-distant-object-using-a-single-thin-lens-to-ensure-the-design-is-spot-on-its-crucial-to-calculate-the-distance-between-the-image-and-the-lens-as-well-as-the-size-of-the-image-compared-to-the-original-object-using-the-gaussian-equation-based-on-this-how-can-the-designer-figure-out-the-necessary-optical-parameters-to-achieve-a-specific-magnification-while-keeping-the-image-clear-f19634de 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-of-resistors-arranged-in-series-using-the-fact-that-when-resistors-are-in-series-we-must-add-the-resistances/in-a-complex-electronic-system-three-resistors-are-connected-in-series-r-of-1250-w-r-of-730-w-and-r-of-2020-w-this-setup-is-powered-by-a-voltage-source-of-4800-v-considering-the-series-configuration-and-the-underlying-principles-of-electricity-what-is-the-current-flowing-through-the-whole-circuit-5e8c75ce 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-sportsman-throws-a-ball-with-an-initial-speed-of-20-ms-at-a-30-angle-to-the-ground-taking-into-account-the-projectile-motion-of-the-ball-and-disregarding-air-resistance-what-is-the-total-duration-the-ball-remains-airborne-before-it-lands-again-bca9eb48 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-for-a-rigid-body-to-be-stationary-it-needs-to-have-the-sum-of-its-forces-and-the-sum-of-its-moments-equal-to-zero-solve-statics-problems-and-find-the-forces-acting-on-the-main-components/a-rigid-body-is-suspended-by-two-ropes-that-form-angles-of-30-and-60-with-the-horizontal-given-that-the-body-is-in-equilibrium-what-is-the-connection-between-the-tensions-in-the-two-ropes-bf3a5896 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/during-a-music-performance-two-instruments-produce-sounds-with-the-same-loudness-but-one-gives-off-a-higher-frequency-while-the-other-has-several-harmonics-in-its-waves-considering-how-sound-waves-work-how-do-these-differences-affect-the-pitch-and-quality-of-the-sounds-heard-by-the-audience-ad405e75 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-cyclist-is-cruising-along-a-straight-running-track-at-one-point-he-picks-up-speed-increasing-from-5-ms-to-15-ms-in-just-4-seconds-given-this-scenario-what-is-the-instantaneous-speed-of-the-cyclist-at-the-moment-he-hits-10-ms-ee7a3812 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/in-this-experiment-we-leave-a-cup-of-hot-coffee-in-a-chilly-room-we-notice-that-the-heat-from-the-coffee-moves-to-the-surrounding-air-until-they-both-settle-at-the-same-temperature-according-to-the-2nd-law-of-thermodynamics-this-happens-because-c46bf4aa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/in-this-assembly-of-an-electrostatic-device-we-place-three-electric-charges-at-the-corners-of-an-equilateral-triangle-each-side-measuring-20-cm-the-charges-at-points-a-and-b-each-have-a-value-of-4-c-while-the-charge-at-point-c-is-4-c-considering-the-electric-fields-created-by-each-charge-how-intense-is-the-resulting-electric-field-at-the-centre-of-the-triangle-and-in-what-direction-does-it-point-500e36cf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/during-a-calorimetry-experiment-a-researcher-uses-two-different-thermometers-to-measure-the-temperature-of-a-sample-after-a-compound-melts-the-first-thermometer-is-set-in-degrees-celsius-while-the-second-one-uses-the-kelvin-scale-the-celsius-thermometer-shows-a-temperature-that-is-double-the-kelvin-reading-minus-50-units-if-the-temperature-measured-in-celsius-is-100c-whats-the-equivalent-temperature-in-kelvin-3c111004 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/a-steel-rail-with-a-length-of-1000-meters-is-being-installed-in-an-area-where-temperatures-can-fluctuate-quite-a-bit-throughout-the-year-given-that-the-linear-expansion-coefficient-of-steel-is-117-10-c-lets-work-out-how-much-the-rail-will-expand-when-the-temperature-rises-from-20c-to-50c-and-figure-out-the-minimum-gap-that-needs-to-be-left-between-the-rails-to-allow-for-this-expansion-without-causing-any-problems-for-the-structure-8630440e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-gausss-equation-to-calculate-the-distance-between-images-and-mirrors-based-on-the-mirrors-focal-length-as-well-as-the-linear-magnification/in-a-road-safety-shop-convex-mirrors-with-a-focal-length-of-50-cm-are-put-in-place-to-broaden-drivers-view-if-an-object-is-positioned-100-cm-away-from-the-mirror-what-is-the-distance-of-the-image-created-by-the-mirror-according-to-the-gaussian-equation-061c55a7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/a-fast-train-is-travelling-along-a-straight-track-the-position-of-the-train-in-metres-as-a-function-of-time-t-in-seconds-is-given-by-the-function-pt-15t-3t-05t-based-on-this-trajectory-what-is-the-instantaneous-acceleration-of-the-train-at-t-8-seconds-d6fb1acf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/when-developing-a-thermal-bag-to-keep-food-cool-during-trips-slowly-melting-ice-is-used-to-soak-up-heat-if-the-bag-has-350-g-of-ice-at-0-c-how-much-latent-heat-is-needed-to-turn-all-the-ice-into-water-while-keeping-the-internal-temperature-steady-throughout-the-process-8ce2349a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/a-technician-is-putting-together-an-electronic-circuit-that-needs-three-capacitors-linked-in-series-to-store-energy-effectively-the-values-of-the-individual-capacitances-are-400-mf-600-mf-and-1200-mf-what-is-the-equivalent-capacitance-of-this-set-of-capacitors-connected-in-series-da0bed7c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-apparent-frequency-perceived-by-an-observer-who-may-be-moving-or-stationary-from-a-sound-source-that-may-be-moving-or-stationary-it-is-important-that-at-least-one-of-the-two-is-moving/an-emergency-vehicle-with-a-siren-is-approaching-a-busy-street-creating-sound-waves-at-a-frequency-of-700-hz-while-travelling-at-a-speed-of-30-ms-a-pedestrian-standing-on-the-pavement-hears-the-siren-given-that-the-speed-of-sound-in-air-is-340-ms-what-frequency-does-the-pedestrian-actually-hear-eb735a63 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/a-diving-gas-cylinder-has-a-surface-area-of-0025-m-to-compress-the-gas-inside-the-cylinder-a-constant-force-of-2500-n-is-applied-over-this-surface-based-on-the-principles-of-force-area-and-pressure-what-is-the-pressure-that-the-gas-inside-the-cylinder-is-exerting-959aa0c2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-distances-in-vertical-motions-calculate-the-distance-traveled-as-well-as-the-final-velocity-and-the-time-of-displacement-in-a-vertical-motion-such-as-when-an-object-falls-from-a-tower/an-object-is-dropped-from-the-top-of-a-tower-that-stands-at-a-height-of-60-metres-taking-the-acceleration-due-to-gravity-as-98-ms-and-ignoring-air-resistance-how-long-will-it-take-for-the-object-to-hit-the-ground-76c103f7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/two-cars-with-different-weights-collide-head-on-on-a-frictionless-track-before-the-collision-car-a-which-weighs-1500-kg-is-travelling-at-20-ms-while-car-b-weighing-1000-kg-is-heading-in-the-opposite-direction-at-15-ms-after-the-impact-both-cars-move-together-with-a-common-speed-knowing-that-the-coefficient-of-restitution-between-the-cars-is-08-which-of-the-following-statements-best-describes-the-relationship-between-the-speeds-of-the-cars-before-and-after-the-collision-4bf44ff2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/in-a-quantum-physics-experiment-a-scientist-has-managed-to-narrow-down-the-uncertainty-in-the-position-of-a-particle-to-dx-250-10-metres-with-the-heisenberg-uncertainty-principle-in-mind-what-is-the-minimum-uncertainty-in-the-momentum-dp-of-the-particle-9f8011aa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-piston-in-an-engine-executes-simple-harmonic-motion-shm-with-an-amplitude-of-02-meters-and-a-frequency-of-60-hz-this-motion-can-be-visualised-as-the-projection-of-uniform-circular-motion-ucm-of-a-point-on-a-circumference-with-a-radius-equal-to-the-amplitude-of-shm-given-this-connection-between-shm-and-ucm-what-is-the-maximum-speed-of-the-piston-while-it-moves-df66835c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/in-a-physics-lab-students-are-testing-out-various-experiments-that-involve-measuring-time-distance-and-mass-using-different-instruments-to-make-sure-the-results-are-accurate-and-consistent-its-crucial-that-all-measurements-are-taken-using-the-units-defined-in-the-international-system-of-units-which-of-the-following-combinations-of-units-correctly-fits-into-the-international-system-of-units-si-for-measuring-time-length-and-mass-respectively-a3a3a3f1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/a-diver-spots-a-submerged-metal-bar-in-a-lake-because-of-the-way-light-bends-at-the-boundary-between-water-and-air-the-bar-appears-to-be-at-a-shallower-depth-than-it-really-is-given-that-the-refractive-index-of-water-is-133-what-depth-does-the-diver-perceive-when-the-bar-is-actually-at-a-depth-of-300-meters-60235d80 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-heat-flow-is-the-rate-at-which-heat-passes-through-a-certain-section-over-a-certain-period-of-time-calculate-the-heat-flow-that-flows-through-a-certain-body/in-a-materials-laboratory-a-copper-bar-measures-15-metres-in-length-and-has-a-cross-sectional-area-of-002-square-metres-the-ends-of-the-bar-are-kept-at-temperatures-of-150c-and-50c-respectively-given-that-the-thermal-conductivity-of-copper-is-400-wmk-what-is-the-rate-of-heat-flow-through-the-bar-52860023 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-block-is-resting-on-an-inclined-ramp-at-a-30-angle-to-the-horizontal-in-addition-to-the-weight-of-the-block-there-is-a-frictional-force-acting-on-it-considering-the-main-forces-at-play-which-of-the-following-vector-representations-accurately-shows-the-forces-indicating-their-appropriate-directions-and-senses-bfb44c7f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/in-a-research-lab-a-scientist-is-attempting-to-develop-a-device-that-moves-heat-from-a-cooler-area-to-a-warmer-area-without-needing-any-external-energy-however-he-encounters-challenges-in-achieving-this-heat-flow-spontaneously-considering-the-second-law-of-thermodynamics-what-is-the-reason-for-this-difficulty-in-the-devices-operation-84a86e22 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/a-telecommunications-company-is-installing-high-voltage-electrical-cables-for-its-transmission-lines-to-ensure-the-safety-of-nearby-structures-engineers-need-to-calculate-the-electric-flux-that-crosses-an-imaginary-cylindrical-surface-around-one-of-the-uniformly-charged-cables-using-gausss-law-how-can-they-determine-the-electric-flux-through-this-surface-0cb0ab19 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-metal-container-with-an-initial-volume-of-150-litres-is-filled-to-the-brim-with-water-at-20c-when-the-container-is-heated-up-to-60c-both-the-metal-and-the-water-expand-due-to-the-heat-how-does-this-expansion-influence-the-water-level-within-the-container-9423601c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-newtons-laws-solve-mechanics-problems-involving-the-calculation-or-use-of-weight-normal-friction-among-other-forces/a-learner-is-pushing-an-object-weighing-10-kg-across-a-flat-surface-with-a-steady-force-of-50-n-the-friction-force-between-the-object-and-the-surface-is-20-n-following-newtons-second-law-what-is-the-acceleration-of-the-object-10ba1acd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/a-firefighter-needs-to-pump-500-litres-of-water-from-the-ground-to-the-top-of-a-reservoir-thats-10-metres-high-during-a-fire-given-that-the-acceleration-due-to-gravity-is-98-ms-and-the-density-of-water-is-1000-kgm-what-amount-of-work-is-required-to-lift-this-volume-of-water-to-the-reservoir-ee6a6908 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/astronomers-have-spotted-a-significant-amount-of-material-being-flung-around-and-emitting-powerful-x-rays-in-what-seems-to-be-an-empty-area-at-the-heart-of-a-far-off-galaxy-in-light-of-black-hole-characteristics-what-might-this-phenomenon-suggest-about-the-observed-central-region-aa25644f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-thermodynamic-cycle-is-and-solve-problems-involving-thermodynamic-cycles-with-calculations-of-heat-exchanged-internal-energy-or-work-done/a-factory-producing-chemical-products-uses-an-ideal-thermodynamic-cycle-to-convert-thermal-energy-from-burning-fuel-into-the-mechanical-work-needed-for-its-operations-the-cycle-works-between-a-hot-source-at-500-k-and-a-cold-source-at-300-k-throughout-a-complete-cycle-the-system-absorbs-1500-j-of-heat-from-the-hot-source-given-that-the-cycle-operates-reversibly-and-adheres-to-carnot-efficiency-calculate-the-amount-of-work-done-by-the-system-and-the-heat-expelled-to-the-cold-source-80e78fcb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/in-a-small-electronics-workshop-joao-is-putting-together-a-basic-motor-that-uses-magnets-to-create-movement-he-places-two-magnets-on-opposite-sides-of-the-motors-axis-ensuring-that-the-north-poles-of-both-magnets-are-facing-towards-the-centre-as-he-observes-the-behaviour-of-the-magnets-when-the-motor-is-switched-on-joao-notices-that-they-interact-in-a-particular-way-considering-the-properties-of-magnetic-fields-and-the-poles-of-the-magnets-what-is-the-resulting-force-between-the-two-magnets-when-the-motor-is-running-f20d6de7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/an-engineer-is-tasked-with-designing-a-reservoir-that-needs-to-hold-150-litres-of-a-particular-liquid-he-understands-that-the-mass-of-this-liquid-is-directly-linked-to-its-specific-mass-if-another-liquid-with-a-higher-specific-mass-takes-up-the-same-volume-how-will-the-mass-of-this-second-liquid-compare-to-the-first-df32f8c7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/an-optics-lab-is-developing-a-biconvex-lens-for-a-new-microscope-model-the-lens-needs-to-have-a-focal-length-of-20-cm-and-must-be-crafted-from-glass-with-a-refractive-index-of-160-since-the-lens-will-be-in-air-use-the-lens-makers-equation-to-calculate-the-radius-of-curvature-for-each-surface-of-the-lens-925399da 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-vehicle-weighing-1200-kg-is-being-towed-by-a-constant-force-of-4000-n-applied-horizontally-simultaneously-an-air-resistance-force-of-800-n-and-a-frictional-force-from-the-road-of-600-n-are-acting-in-the-opposite-direction-of-the-vehicles-movement-what-is-the-resultant-acceleration-of-the-vehicle-60f54ab3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/a-group-of-astronomers-is-working-on-a-refracting-telescope-to-observe-far-off-stars-theyve-selected-an-objective-lens-with-a-focal-length-of-1000-mm-and-an-eyepiece-with-a-focal-length-of-25-mm-given-that-the-telescope-functions-with-visible-light-and-is-near-the-ideal-resolution-limit-what-would-be-the-theoretical-angular-magnification-of-this-telescope-a9349dea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-newtons-laws-solve-mechanics-problems-involving-the-calculation-or-use-of-weight-normal-friction-among-other-forces/a-cyclist-with-mass-m-is-riding-down-an-incline-at-an-angle-8-to-the-horizontal-assuming-theres-no-friction-and-only-gravitational-force-is-at-play-in-line-with-newtons-laws-what-is-the-acceleration-of-the-cyclist-while-going-down-the-ramp-2ebfe08b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/recent-astronomical-observations-have-discovered-a-galaxy-featuring-a-flat-disk-with-distinct-spiral-arms-alongside-a-bright-central-nucleus-considering-these-traits-which-primary-type-of-galaxy-does-this-formation-belong-to-c73ab1c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-simple-harmonic-motion-there-is-conservation-of-kinetic-energy-and-calculate-the-velocity-at-certain-points-or-the-deformation-of-the-spring/a-particle-weighing-05-kg-is-attached-to-a-spring-and-experiences-simple-harmonic-motion-with-a-total-mechanical-energy-of-8-j-when-the-spring-is-compressed-by-01-m-from-its-resting-position-what-is-the-particles-velocity-f7570e82 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/a-cyclist-travels-a-route-where-in-the-first-30-minutes-they-cover-10-km-heading-north-and-in-the-next-20-minutes-they-go-6-km-towards-the-east-what-is-the-cyclists-average-vector-velocity-for-the-entire-trip-9672237f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/maria-has-recently-started-wearing-glasses-to-help-with-her-close-up-vision-given-that-the-average-human-eye-has-a-focal-distance-of-about-25-cm-what-kind-of-lens-is-needed-to-address-the-hyperopia-that-maria-is-experiencing-4927915e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/in-an-audio-cabinet-two-speakers-produce-sound-waves-that-each-have-the-same-frequency-and-amplitude-of-500-cm-the-waves-move-in-the-same-direction-but-differ-by-a-phase-shift-of-30-when-they-overlap-what-will-the-resulting-amplitude-of-the-combined-waves-be-0363447c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-distances-in-vertical-motions-calculate-the-distance-traveled-as-well-as-the-final-velocity-and-the-time-of-displacement-in-a-vertical-motion-such-as-when-an-object-falls-from-a-tower/an-object-is-dropped-from-rest-from-a-tower-2000-meters-high-ignoring-air-resistance-and-considering-the-acceleration-due-to-gravity-as-980-ms-what-will-be-the-speed-of-the-object-when-it-reaches-the-ground-6e104b36 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/a-ray-of-light-moves-from-air-into-water-at-an-angle-of-incidence-of-30-given-that-the-refractive-index-of-air-is-100-and-that-of-water-is-133-what-is-the-angle-of-refraction-of-the-ray-in-the-water-cde18274 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/astronomers-categorize-galaxies-according-to-their-structures-and-visible-traits-during-one-observation-a-galaxy-showcases-distinct-arms-and-a-luminous-central-core-while-another-appears-more-rounded-with-no-visible-arms-considering-these-observations-what-type-of-galaxy-is-the-first-one-described-3fbf62da 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/while-on-a-bus-trip-the-vehicle-travels-along-a-straight-road-at-a-steady-speed-of-60-kmh-given-that-the-destination-is-180-km-away-how-long-will-it-take-for-the-bus-to-get-there-while-keeping-this-consistent-speed-20dd9187 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-of-resistors-arranged-in-series-using-the-fact-that-when-resistors-are-in-series-we-must-add-the-resistances/in-a-home-several-lamps-are-connected-in-series-to-a-power-supply-of-220-v-the-electrician-wants-to-add-a-new-lamp-to-the-circuit-so-that-the-total-resistance-goes-up-by-15percent-knowing-that-the-initial-resistance-of-the-circuit-is-40-w-what-should-be-the-resistance-of-the-new-lamp-to-achieve-the-desired-increase-in-total-resistance-22afc3df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/during-an-experiment-a-scientist-measured-the-temperature-of-a-chemical-reaction-using-a-thermometer-that-displays-readings-in-celsius-a-colleague-asks-for-the-temperature-in-fahrenheit-to-help-understand-it-better-what-is-the-temperature-of-the-reaction-in-fahrenheit-022c0966 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/a-beam-of-light-strikes-the-face-of-a-glass-prism-at-an-angle-of-incidence-of-35-the-vertex-angle-of-the-prism-is-60-and-the-refractive-index-of-the-glass-for-light-in-the-first-and-second-medium-is-150-using-snells-law-calculate-the-angles-of-refraction-at-the-prisms-surfaces-what-will-the-total-angular-displacement-of-the-beam-be-once-it-exits-the-prism-7632b301 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/a-physicist-runs-an-experiment-where-a-sound-wave-is-aimed-at-a-solid-wall-in-a-soundproof-lab-when-the-wave-hits-the-wall-it-gets-reflected-back-by-the-medium-considering-the-principles-of-wave-reflection-how-does-the-reflected-wave-behave-in-relation-to-the-incident-wave-1acdcf03 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/as-more-people-become-interested-in-sustainable-practices-a-company-is-looking-into-various-energy-sources-to-power-its-operations-among-the-options-being-examined-are-solar-energy-and-coal-burning-which-of-these-energy-sources-is-classified-as-renewable-beece646 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/a-scientist-is-looking-into-two-objects-one-is-sitting-on-the-surface-of-the-earth-and-the-other-is-orbiting-the-planet-at-a-considerable-height-in-light-of-the-universal-law-of-gravitation-how-does-the-gravitational-force-that-the-earth-exerts-on-each-of-these-objects-stack-up-against-each-other-41982842 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/a-researcher-is-working-on-an-optical-communication-system-that-utilises-polarizers-to-encode-signals-the-initial-light-beam-has-power-i-and-is-polarized-by-a-first-polarizer-that-is-aligned-vertically-the-beam-then-moves-through-a-second-polarizer-set-at-an-angle-8-to-the-first-followed-by-a-third-polarizer-aligned-horizontally-using-maluss-law-what-is-the-power-of-the-light-that-comes-through-after-the-three-polarizers-in-terms-of-i-and-8-3e46fee8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-lateral-displacement-of-two-flat-surfaces-that-are-parallel-to-each-other/a-beam-of-light-hits-a-glass-plate-with-two-parallel-surfaces-at-an-angle-of-30-to-the-normal-given-that-the-refractive-index-of-glass-is-150-what-is-the-lateral-displacement-of-the-beam-once-it-has-fully-passed-through-the-plate-4ee5a472 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/an-electric-generator-works-by-changing-the-magnetic-flux-in-a-coil-imagine-a-circular-coil-with-a-radius-of-05-meters-set-up-perpendicular-to-a-magnetic-field-that-changes-steadily-over-time-ramping-up-from-0-to-2-teslas-in-4-seconds-using-faradays-law-what-is-the-induced-electromotive-force-in-the-coil-during-this-period-6c1d3d85 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/an-electric-field-generator-produces-a-steady-electric-field-with-an-intensity-of-200-nc-in-a-designated-area-a-charge-of-3-c-is-moved-horizontally-for-a-distance-of-5-meters-in-the-same-direction-as-the-electric-field-what-is-the-work-done-by-the-electric-force-during-this-process-546bbdef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-satellite-is-in-a-circular-orbit-where-its-distance-to-the-centre-of-the-earth-is-double-the-earths-radius-using-the-law-of-universal-gravitation-what-is-the-gravitational-acceleration-that-the-satellite-experiences-at-this-position-3835cecd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/in-a-park-on-a-cloudy-day-the-trees-cast-shadows-that-are-not-sharply-defined-if-you-take-a-closer-look-youll-notice-that-these-areas-of-partial-shadow-change-depending-on-where-the-sun-is-based-on-the-principles-of-geometric-optics-which-of-the-following-options-best-describes-the-penumbra-in-this-situation-edc1ce89 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/an-engineer-is-designing-a-circuit-where-an-electric-charge-of-4-c-is-moved-from-point-a-to-point-b-across-a-distance-of-3-metres-forming-an-angle-of-60-with-the-direction-of-the-existing-uniform-electric-field-at-the-site-to-complete-this-movement-a-work-of-20-j-was-required-what-is-the-potential-difference-between-points-a-and-b-87a1f146 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/an-engineer-is-designing-a-thermodynamic-cycle-system-aimed-at-maximizing-the-energy-efficiency-of-a-thermal-power-station-taking-into-account-the-second-law-of-thermodynamics-which-of-the-following-statements-provides-the-best-explanation-of-a-fundamental-limitation-for-the-efficiency-of-this-system-031fda63 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-of-momentum-impulse-theorem-and-collisions-recalling-when-momentum-given-by-q-m-v-can-be-conserved-or-not/on-a-smooth-ice-rink-skater-a-who-weighs-ma-glides-towards-skater-b-who-is-just-chilling-and-not-moving-after-they-have-a-perfect-elastic-collision-skater-a-changes-direction-and-forms-an-angle-8-with-their-initial-path-while-skater-b-starts-moving-with-a-new-speed-by-applying-the-conservation-of-momentum-and-kinetic-energy-how-are-the-final-speeds-of-both-skaters-a-and-b-related-along-with-the-angle-8-that-as-trajectory-makes-after-the-bump-7dce1aec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/maria-is-cruising-along-on-her-skateboard-down-a-straight-track-at-the-start-shes-sitting-at-200-meters-from-the-starting-point-and-after-a-few-minutes-of-riding-shes-made-it-to-500-meters-from-that-same-spot-given-this-info-what-was-the-change-in-marias-position-during-that-time-10950ca8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-heat-flow-is-the-rate-at-which-heat-passes-through-a-certain-section-over-a-certain-period-of-time-calculate-the-heat-flow-that-flows-through-a-certain-body/a-steel-pipe-with-a-cross-sectional-area-of-03-m-is-experiencing-an-80c-temperature-difference-between-its-ends-given-that-the-thermal-conductivity-of-steel-is-50-wmc-and-the-length-of-the-pipe-is-2-meters-what-is-the-heat-transfer-through-the-pipe-per-unit-of-time-10af6de1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-car-weighing-1000-kg-is-navigating-a-bend-on-an-inclined-road-at-an-angle-of-15-to-the-horizontal-the-bend-has-a-radius-of-80-metres-and-the-driver-keeps-a-steady-speed-throughout-the-turn-assuming-theres-no-friction-between-the-tires-and-the-road-what-speed-should-the-car-maintain-so-that-the-necessary-centripetal-force-is-provided-solely-by-the-normal-force-from-the-road-047ee5b6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/two-identical-conductive-spheres-one-carrying-a-positive-charge-of-8-c-and-the-other-a-negative-charge-of-2-c-are-linked-by-a-metallic-wire-once-they-reach-electrostatic-equilibrium-and-are-then-separated-what-will-the-charge-on-each-sphere-be-post-separation-cea9cf65 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/a-hydraulic-system-is-commonly-used-in-lifts-to-assist-in-raising-heavy-loads-in-this-setup-the-smaller-piston-has-an-area-of-002-m-while-the-larger-piston-has-an-area-of-05-m-taking-into-account-pascals-theorem-and-the-fact-that-the-fluid-remains-still-under-the-force-of-gravity-what-force-is-needed-on-the-smaller-piston-to-lift-a-2000-n-load-on-the-larger-piston-92ec326f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/a-learner-is-trying-to-push-a-shopping-trolley-that-is-initially-at-rest-on-the-smooth-floor-of-a-supermarket-the-weight-of-the-trolley-is-15-kg-and-the-static-friction-coefficient-between-the-wheels-and-the-floor-is-035-considering-the-acceleration-due-to-gravity-as-98-ms-what-is-the-minimum-force-that-the-learner-must-exert-horizontally-to-get-the-trolley-moving-a20130ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/a-mass-of-2-kg-is-attached-to-an-ideal-spring-and-moves-away-from-its-equilibrium-position-with-its-acceleration-defined-as-a-4x-where-x-represents-the-displacement-in-meters-given-this-information-lets-determine-whether-the-motion-exhibited-by-the-mass-is-an-example-of-simple-harmonic-motion-451b1dba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/in-our-industry-we-store-water-in-large-metal-tanks-outdoors-on-those-scorching-hot-days-we-notice-that-the-water-level-creeps-up-a-bit-even-though-we-havent-added-any-more-water-taking-thermal-expansion-into-account-what-could-explain-this-strange-occurrence-ddea495b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-internal-energy-of-a-gas-is-and-how-to-calculate-it/a-researcher-is-looking-into-the-internal-energy-of-an-ideal-gas-trapped-in-a-closed-container-during-the-study-the-temperature-of-the-gas-raises-from-250-k-to-350-k-while-the-quantity-of-gas-remains-constant-at-15-mol-since-the-gas-is-monatomic-and-its-internal-energy-only-changes-with-temperature-what-is-the-variation-in-the-internal-energy-of-the-gas-454ed0f7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/a-spring-flashlight-is-easy-to-carry-as-its-compact-when-compressed-the-spring-has-a-spring-constant-of-350-nm-and-is-compressed-by-020-metres-before-its-released-what-is-the-work-done-by-the-elastic-force-during-the-springs-compression-9564e3c1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-levers-are-simple-machines-that-help-amplify-a-force-comprehend-how-they-work-and-the-main-types-such-as-interfixed-interresistant-and-interpotent/a-gardener-uses-a-spade-to-dig-into-the-soil-functioning-as-a-lever-by-looking-at-the-location-of-the-fulcrum-the-force-applied-and-the-resistance-determine-what-type-of-lever-the-spade-represents-d47460f1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/in-a-home-various-electronic-devices-are-powered-by-energy-sources-that-convert-different-forms-of-energy-into-electrical-energy-considering-a-typical-household-electrical-circuit-which-components-serve-as-generators-and-which-function-as-receivers-within-this-setup-15901fc2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/in-an-experiment-set-up-in-the-lab-we-have-two-point-charges-placed-on-a-bench-a-positive-charge-of-400-mc-positioned-at-point-a-and-a-negative-charge-of-200-mc-at-point-b-which-are-080-meters-apart-a-third-point-p-is-located-050-meters-to-the-right-of-the-positive-charge-a-along-the-line-connecting-a-and-b-taking-into-account-the-electric-field-produced-by-charges-a-and-b-at-point-p-which-of-the-following-statements-accurately-describes-the-strength-direction-and-nature-of-the-resultant-electric-field-at-p-9aad10f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/in-a-physics-lab-we-have-a-real-generator-operating-at-20-v-with-an-internal-resistance-of-2-w-this-generator-is-connected-to-a-circuit-featuring-two-resistors-in-parallel-with-resistances-of-4-w-and-6-w-what-is-the-current-that-the-generator-provides-to-the-circuit-dee8113e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/a-researcher-is-looking-into-the-quantity-of-water-in-various-reservoirs-and-is-noting-the-volumes-in-litres-to-make-a-comparison-with-earlier-measurements-that-were-in-millilitres-he-needs-to-do-the-proper-conversion-what-is-the-equivalent-volume-of-32-litres-in-millilitres-15c807ef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/with-the-growing-need-for-energy-and-the-push-to-reduce-emissions-an-energy-company-is-exploring-various-generation-methods-to-sustainably-cater-to-the-populations-demands-taking-into-account-the-characteristics-of-key-renewable-and-non-renewable-energy-sources-what-approach-should-the-company-take-to-balance-energy-efficiency-and-environmental-sustainability-ccc61eca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-newtons-laws-solve-mechanics-problems-involving-the-calculation-or-use-of-weight-normal-friction-among-other-forces/a-cart-with-a-mass-of-2-kg-is-pushed-across-a-flat-surface-where-the-coefficient-of-kinetic-friction-is-02-if-a-constant-force-of-10-n-is-applied-horizontally-to-the-cart-what-is-the-resulting-acceleration-of-the-movement-a16975b3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/in-a-far-flung-part-of-the-galaxy-astronomers-have-discovered-red-giants-white-dwarfs-and-neutron-stars-using-various-observational-methods-given-the-processes-of-stellar-evolution-which-of-the-following-explanations-best-clarifies-how-these-different-types-of-stars-can-coexist-in-the-same-region-057606e7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/an-engineer-is-assessing-a-horizontal-beam-that-is-4-meters-long-and-supported-right-in-the-middle-at-the-left-end-he-applies-a-force-of-500-n-at-a-45-angle-upwards-with-respect-to-the-beam-a-vertical-force-is-then-applied-downwards-at-the-right-end-for-the-beam-to-maintain-static-equilibrium-what-should-be-the-magnitude-of-the-force-applied-at-the-right-end-0cf5344c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/a-reservoir-has-a-water-column-with-a-height-of-4-metres-according-to-stevins-theorem-what-is-the-pressure-exerted-by-the-water-at-the-bottom-of-the-reservoir-consider-the-atmospheric-pressure-of-101325-pa-and-the-density-of-water-as-1000-kgm-37a5a577 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-thermodynamic-cycle-is-and-solve-problems-involving-thermodynamic-cycles-with-calculations-of-heat-exchanged-internal-energy-or-work-done/a-plant-that-runs-on-a-thermodynamic-cycle-undergoes-an-isothermal-expansion-taking-in-600-kj-of-heat-from-the-hot-reservoir-and-doing-450-kj-of-work-during-its-isothermal-compression-it-releases-200-kj-of-heat-to-the-cold-reservoir-with-this-information-what-is-the-thermal-efficiency-of-this-cycle-b0090634 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/in-a-physics-lab-two-fixed-positive-point-charges-of-equal-strength-are-30-cm-apart-at-the-midpoint-between-them-we-have-a-point-p-using-coulombs-law-to-figure-out-the-electric-field-what-is-the-strength-and-direction-of-the-resultant-electric-field-at-point-p-287a4d90 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/on-a-track-a-block-weighing-5-kg-slides-to-the-right-at-a-speed-of-4-ms-and-collides-with-another-block-weighing-3-kg-thats-moving-in-the-same-direction-at-a-speed-of-2-ms-to-the-left-after-they-collide-the-blocks-stick-together-and-move-with-a-shared-speed-using-the-principle-of-conservation-of-momentum-what-is-the-final-speed-of-the-blocks-after-the-collision-190961b6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/at-a-go-kart-track-two-karts-are-taking-turns-simultaneously-kart-a-is-navigating-a-circular-path-with-a-radius-r-and-an-angular-velocity-w-while-kart-b-is-on-a-concentric-circular-path-with-a-radius-r-and-an-angular-velocity-w-if-at-a-particular-moment-the-linear-speeds-of-karts-a-and-b-are-the-same-what-is-the-relationship-between-w-and-w-considering-r-and-r-as-the-respective-radii-of-their-paths-295aab17 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/a-cyclist-is-riding-on-a-track-that-makes-a-30-angle-with-the-horizontal-applying-a-constant-force-of-40-n-to-find-out-how-effective-this-force-is-in-the-direction-of-movement-we-need-to-break-down-this-force-into-two-components-one-thats-parallel-and-another-thats-perpendicular-to-the-track-whats-the-parallel-component-of-the-force-the-cyclist-is-exerting-1f4ca949 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-rotation-of-a-mirror-knowing-that-the-ray-exiting-the-mirror-rotates-twice-as-much-as-the-incident-angle-rotated/in-an-optics-experiment-a-flat-mirror-is-secured-on-an-axis-that-lets-it-swivel-around-its-centre-initially-a-ray-of-light-strikes-the-mirror-at-an-angle-of-30-to-the-normal-the-researcher-then-turns-the-mirror-15-clockwise-given-that-the-rotation-of-the-reflected-ray-is-double-that-of-the-mirrors-rotation-what-will-be-the-new-angle-of-reflection-of-the-light-ray-compared-to-the-normal-0ba55f82 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/a-speaker-is-playing-music-in-a-park-with-a-power-of-180-w-evenly-spread-out-one-listener-is-6-metres-away-and-another-is-3-metres-away-from-the-speaker-according-to-the-definition-of-sound-intensity-how-do-the-intensities-experienced-by-the-two-listeners-compare-38884089 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/two-balls-of-the-same-mass-are-moving-at-right-angles-to-each-other-the-first-one-is-travelling-at-a-speed-of-500-ms-to-the-right-while-the-second-is-moving-upwards-at-300-ms-they-collide-and-then-separate-creating-an-angle-of-45-given-that-the-coefficient-of-restitution-for-the-collision-is-080-what-speed-does-the-first-ball-achieve-after-the-collision-092bb9ee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-car-is-taking-a-turn-on-an-inclined-road-that-makes-an-angle-of-10-with-the-horizontal-moving-at-a-steady-speed-of-25-ms-the-turn-has-a-radius-of-100-meters-given-the-forces-acting-on-the-car-what-frictional-force-is-needed-to-keep-it-moving-in-a-circle-b20ad63b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/in-a-physics-lab-a-student-is-setting-up-an-electrical-circuit-to-measure-the-voltage-difference-and-the-current-flowing-through-a-10-w-resistor-using-a-voltmeter-and-an-ammeter-given-that-the-voltmeter-has-a-very-high-internal-resistance-and-the-ammeter-has-a-very-low-internal-resistance-whats-the-best-way-to-connect-these-instruments-in-the-circuit-to-get-accurate-readings-022c45bb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/in-a-physics-lab-a-student-is-doing-experiments-with-both-electromagnetic-and-mechanical-waves-he-notices-that-while-trying-to-transmit-a-mechanical-wave-in-a-vacuum-he-has-no-luck-whereas-electromagnetic-waves-can-travel-without-needing-a-physical-medium-taking-into-account-the-unique-characteristics-of-each-wave-type-which-of-the-following-statements-best-explains-this-observation-cb3c2414 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/in-a-physics-classroom-two-sound-tubes-are-put-to-the-test-one-tube-thats-open-at-both-ends-and-another-thats-closed-at-one-end-a-sound-source-generates-standing-waves-in-these-tubes-producing-different-wave-patterns-based-on-how-vibrations-behave-in-open-and-closed-tubes-which-of-the-systems-allows-the-wavelength-of-the-first-harmonic-to-be-equal-to-twice-the-length-of-the-tube-20299e56 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/in-a-calorimetry-experiment-a-student-uses-two-different-thermometers-to-check-the-temperature-of-a-chemical-reaction-the-first-thermometer-is-marked-in-degrees-celsius-and-reads-80-c-to-be-able-to-compare-these-results-with-earlier-studies-that-used-the-kelvin-scale-what-would-be-the-equivalent-temperature-shown-on-the-kelvin-thermometer-64c5850d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/in-a-physics-lab-a-learner-uses-a-simple-pendulum-with-a-wire-length-of-150-meters-to-explore-periodic-oscillations-after-taking-a-few-measurements-he-finds-that-the-period-of-the-oscillations-is-roughly-245-seconds-given-that-the-oscillations-are-of-small-amplitude-and-can-be-described-by-simple-harmonic-motion-what-is-the-value-of-the-local-acceleration-due-to-gravity-50d8e9cf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/during-a-practical-lesson-a-student-creates-waves-in-a-rope-with-a-wavelength-of-25-metres-and-a-frequency-of-4-hz-based-on-this-information-what-is-the-speed-at-which-the-wave-travels-through-the-rope-95047325 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/a-boat-is-moving-through-the-water-at-a-speed-represented-by-the-vector-v-5i-2j-kmh-the-rivers-current-has-a-speed-represented-by-the-vector-v-2i-j-kmh-what-is-the-overall-speed-of-the-boat-in-relation-to-the-riverbank-5f09750b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/a-wall-clock-has-three-hands-a-second-hand-a-minute-hand-and-an-hour-hand-the-second-hand-makes-a-complete-turn-every-60-seconds-the-minute-hand-every-60-minutes-and-the-hour-hand-every-12-hours-at-a-particular-moment-all-three-hands-line-up-after-how-many-minutes-will-the-hands-line-up-again-such-that-the-movement-of-the-minute-hand-is-exactly-three-times-that-of-the-hour-hand-since-the-last-alignment-2a912b86 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-gaussian-equation-to-calculate-the-distance-between-images-and-lenses-as-well-as-their-sizes/an-architect-is-using-a-converging-lens-to-create-a-scaled-down-model-of-a-building-the-lens-has-a-focal-length-of-2000-cm-if-the-actual-model-is-placed-6000-cm-away-from-the-lens-apply-the-gaussian-equation-to-find-out-where-the-image-will-be-formed-by-the-lens-6cbb9619 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/an-engineer-is-designing-a-thermal-machine-to-run-between-a-heat-source-at-600-k-and-a-cold-source-at-400-k-to-get-the-most-out-of-the-energy-conversion-process-he-opts-to-use-an-ideal-thermodynamic-cycle-considering-the-temperatures-of-the-sources-involved-what-is-the-maximum-theoretical-efficiency-that-this-thermal-machine-can-deliver-according-to-the-carnot-cycle-78123e52 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/in-a-research-lab-scientists-are-working-on-an-electromagnetic-generator-that-consists-of-a-circular-coil-with-n-turns-oriented-perpendicular-to-a-time-varying-magnetic-field-this-magnetic-field-varies-in-intensity-following-a-sinusoidal-pattern-represented-as-bt-b-sinwt-where-b-is-the-fields-amplitude-and-w-is-the-angular-frequency-by-applying-faradays-law-please-determine-the-mathematical-expression-for-the-induced-electromotive-force-in-the-coil-as-it-relates-to-n-b-w-and-time-t-5bb5b5a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-power-generation-company-is-in-the-process-of-developing-a-new-thermal-power-plant-that-will-function-between-a-high-temperature-reservoir-at-800-k-and-a-low-temperature-reservoir-at-300-k-taking-into-account-the-principles-of-thermodynamics-along-with-the-constraints-established-by-the-carnot-cycle-which-strategy-should-the-company-consider-to-enhance-the-efficiency-of-the-thermal-machine-they-are-designing-5b639b0d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-of-momentum-impulse-theorem-and-collisions-recalling-when-momentum-given-by-q-m-v-can-be-conserved-or-not/a-bus-with-a-mass-of-m-is-travelling-at-a-speed-v-and-collides-head-on-with-a-motorcycle-weighing-m-which-is-moving-in-the-same-direction-at-a-speed-v-where-v-is-less-than-v-after-the-collision-both-vehicles-stay-connected-and-move-together-with-a-shared-velocity-given-that-the-collision-is-perfectly-inelastic-and-there-are-no-substantial-external-forces-acting-on-the-system-which-of-the-following-statements-about-the-momentum-and-kinetic-energy-of-the-system-holds-true-after-the-collision-3ff8ae2f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-for-a-rigid-body-to-be-stationary-it-needs-to-have-the-sum-of-its-forces-and-the-sum-of-its-moments-equal-to-zero-solve-statics-problems-and-find-the-forces-acting-on-the-main-components/a-gate-thats-2-metres-wide-is-secured-at-one-end-acting-as-a-static-structure-a-force-of-150-n-is-exerted-perpendicular-to-the-gate-05-metres-from-where-its-fixed-to-keep-the-gate-balanced-what-force-needs-to-be-applied-at-the-other-end-also-perpendicular-but-pushing-in-the-opposite-direction-6f7367ea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/in-photography-polarising-filters-are-used-to-cut-down-glare-and-boost-the-vibrancy-of-colours-in-images-picture-a-fully-polarised-light-source-with-power-p0-hitting-a-polariser-at-an-angle-8-compared-to-the-direction-of-the-incoming-light-if-we-look-at-how-the-power-of-the-incoming-light-relates-to-the-power-coming-through-the-polariser-how-does-the-power-of-the-transmitted-light-p-change-as-the-angle-8-varies-34431c96 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-vehicle-is-negotiating-a-turn-on-a-circular-road-with-a-radius-of-50-meters-travelling-at-a-constant-speed-of-20-ms-to-keep-the-car-on-the-curved-path-without-losing-traction-a-specific-force-directed-towards-the-centre-of-the-curve-is-required-which-of-the-following-statements-accurately-describes-the-force-that-facilitates-this-movement-70e0ee38 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-solenoids-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-solenoids/in-an-automatic-assembly-factory-an-engineer-is-designing-a-lifting-system-that-uses-a-solenoid-to-create-the-magnetic-field-needed-to-move-metal-parts-the-solenoid-has-500-turns-evenly-spaced-over-a-length-of-025-meters-and-will-be-powered-by-a-consistent-electric-current-given-the-work-environment-where-magnetic-interference-needs-to-be-kept-to-a-minimum-which-of-the-following-options-gives-the-correct-value-of-the-magnetic-field-generated-by-the-solenoid-dfc3c5da 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/in-a-park-a-tall-tree-casts-a-shadow-that-blocks-the-light-from-two-lanterns-situated-on-opposite-sides-consequently-different-spots-around-the-tree-display-shadows-of-varying-darkness-as-we-look-at-the-shadows-on-the-ground-which-of-the-following-situations-best-captures-the-difference-between-penumbra-and-umbra-in-this-context-26964783 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-solenoids-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-solenoids/a-researcher-is-conducting-an-experiment-that-uses-a-solenoid-to-create-a-consistent-magnetic-field-in-a-targeted-area-the-solenoid-has-600-whirls-spread-over-a-length-of-04-metres-and-carries-an-electric-current-of-4-a-furthermore-theres-an-iron-core-with-a-relative-magnetic-permeability-mr-200-placed-inside-the-solenoid-taking-the-permeability-of-free-space-as-4p-10-7-tma-calculate-the-magnetic-field-intensity-within-the-solenoid-3f816cbe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/two-vehicles-are-driving-in-the-same-direction-along-a-straight-road-vehicle-a-is-cruising-at-a-steady-speed-of-20-ms-while-vehicle-b-is-going-at-4-ms-by-using-the-idea-of-relative-speed-calculate-how-fast-vehicle-a-is-moving-compared-to-vehicle-b-and-figure-out-the-time-it-will-take-for-the-distance-between-them-to-grow-by-100-meters-from-a-specific-point-in-time-89c42efb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-an-industrial-setup-two-electric-transmission-lines-cross-each-other-at-right-angles-meeting-at-point-o-the-horizontal-line-has-a-uniform-linear-charge-density-of-l-8-mcm-while-the-vertical-line-has-a-uniform-linear-charge-density-of-l-5-mcm-a-small-positively-charged-object-is-placed-at-point-p-which-is-10-cm-away-from-o-along-the-diagonal-forming-a-45-angle-with-respect-to-the-transmission-lines-what-is-the-strength-of-the-resultant-electric-field-at-point-p-caused-by-the-two-transmission-lines-94563060 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-newtons-laws-solve-mechanics-problems-involving-the-calculation-or-use-of-weight-normal-friction-among-other-forces/a-15-kg-block-is-sitting-on-an-inclined-plane-that-makes-an-angle-of-20-degrees-with-the-horizontal-a-constant-force-is-applied-parallel-to-the-plane-to-push-the-block-upwards-resulting-in-a-uniform-acceleration-of-3-ms-given-that-the-coefficient-of-kinetic-friction-between-the-block-and-the-plane-is-025-and-that-the-acceleration-due-to-gravity-is-981-ms-what-is-the-magnitude-of-the-force-being-applied-ed077d69 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/an-engineer-is-designing-a-suspension-system-for-a-vehicle-using-a-block-with-mass-m-and-a-spring-with-elastic-constant-k-the-system-performs-simple-harmonic-motion-with-amplitude-a-if-the-mass-of-the-block-is-halved-and-the-spring-constant-is-doubled-while-keeping-the-same-oscillation-amplitude-what-will-be-the-new-maximum-speed-of-the-block-compared-to-the-original-system-25e12bb2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-lab-has-a-cubic-tank-with-sides-measuring-12-meters-designed-for-storing-a-liquid-that-expands-at-a-rate-of-00008-c-the-tank-itself-has-a-material-expansion-coefficient-of-0000015-c-if-the-temperature-rises-by-40-c-what-will-be-the-overall-change-in-volume-for-the-entire-system-taking-into-account-the-expansion-of-both-the-liquid-and-the-tank-95f99a39 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-lab-is-using-a-light-source-that-emits-photons-with-a-frequency-of-550-1014-hz-to-explore-how-light-interacts-with-electrons-in-a-specific-material-considering-the-connection-between-the-energy-of-photons-and-their-frequency-what-is-the-energy-of-each-photon-produced-by-the-source-658df13a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/a-scientist-is-running-experiments-with-magnets-to-gain-a-deeper-understanding-of-magnetic-interactions-he-sets-two-bar-magnets-close-together-ensuring-both-north-poles-are-aligned-in-this-setup-its-clear-that-the-magnets-repel-one-another-if-we-take-the-properties-of-magnetic-fields-and-the-behavior-of-the-magnets-poles-into-account-what-do-you-think-will-happen-when-one-magnet-is-flipped-so-that-its-south-pole-is-near-the-north-pole-of-the-other-magnet-f6420388 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-an-electrical-workshop-a-technician-is-assessing-the-magnetic-field-generated-by-a-conductor-wire-that-carries-a-steady-electric-current-to-achieve-this-he-places-a-sensor-at-a-distance-r-positioned-perpendicular-to-the-wire-what-is-the-strength-of-the-magnetic-field-at-this-position-d989899b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/in-a-sound-system-installation-at-a-stadium-two-sources-producing-sound-waves-are-set-up-at-equal-distances-from-the-middle-point-where-the-spectators-are-seated-the-first-source-emits-a-wave-with-an-amplitude-of-05-meters-and-the-second-has-an-amplitude-of-03-meters-with-both-waves-sharing-the-same-frequency-and-initial-phase-considering-the-superposition-of-these-waves-determine-the-overall-amplitude-at-the-middle-point-where-the-interference-of-the-two-waves-takes-place-913bde27 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-cyclist-starts-from-rest-and-accelerates-steadily-for-8-seconds-reaching-a-speed-of-16-ms-given-the-uniformly-varied-motion-what-is-the-cyclists-acceleration-7615e7dc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/a-research-lab-is-running-a-calorimetry-experiment-to-find-out-how-much-energy-is-involved-in-melting-ice-they-add-250-g-of-ice-at-5c-to-350-g-of-water-at-25c-within-a-closed-system-given-that-the-specific-heat-capacity-of-water-is-418-jgc-that-of-ice-is-209-jgc-and-the-latent-heat-of-fusion-of-ice-is-334-jg-what-will-be-the-final-equilibrium-temperature-of-the-system-4ce77972 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-time-dilation-using-the-lorentz-factor-g-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-speed-of-the-object/an-astronaut-sets-off-from-earth-on-a-journey-travelling-at-a-constant-speed-of-07-times-the-speed-of-light-07c-according-to-the-principles-of-special-relativity-the-time-experienced-on-the-spaceship-will-stretch-in-relation-to-what-an-observer-sees-happening-on-earth-using-the-lorentz-factor-g-how-much-time-would-an-observer-on-earth-notice-if-the-astronaut-feels-that-the-journey-took-5-years-c4dc991f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/during-an-athletics-race-an-athlete-covers-a-distance-of-5i-3j-metres-in-the-first-leg-he-then-retraces-his-steps-moving-back-2i-1j-metres-in-the-second-leg-what-is-the-athletes-total-displacement-7bdb93f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-2-kg-block-is-attached-to-a-spring-with-a-spring-constant-of-50-nm-and-is-displaced-01-m-from-its-resting-position-starting-vertical-oscillations-without-any-friction-since-the-blocks-motion-is-simple-harmonic-what-is-the-equation-of-motion-that-describes-its-position-over-time-325e2e37 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/in-a-classroom-activity-we-have-two-metal-spheres-with-masses-of-150-kg-and-250-kg-placed-4-meters-apart-given-that-the-gravitational-constant-g-is-667-10-nmkg-what-is-the-gravitational-force-acting-between-the-two-spheres-62b6e45f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/on-a-test-track-a-car-weighing-800-kg-is-travelling-at-20-ms-when-it-crashes-head-on-into-another-car-that-weighs-1200-kg-and-is-initially-stationary-given-that-there-are-no-external-forces-acting-on-the-system-during-the-collision-what-will-be-the-speed-of-both-cars-right-after-the-crash-599ef8d1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-and-calculate-the-magnetic-force-applied-to-moving-electric-charges-verify-that-the-magnetic-force-is-perpendicular-to-both-the-velocity-and-the-magnetic-field/in-a-physics-lab-a-positively-charged-particle-enters-at-a-right-angle-to-a-uniform-magnetic-field-of-intensity-b-and-follows-a-circular-path-with-radius-r-due-to-the-magnetic-force-if-the-particle-is-travelling-at-velocity-v-which-of-the-following-options-correctly-expresses-the-magnitude-of-the-magnetic-force-acting-on-it-2d165cf0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/a-physics-lab-is-exploring-how-mass-spring-systems-behave-to-gain-a-deeper-understanding-of-simple-harmonic-motion-in-one-experiment-they-attached-a-spring-with-an-elastic-constant-k-250-nm-to-a-mass-of-m-05-kg-when-the-mass-is-pulled-015-m-away-from-its-resting-position-and-released-it-begins-to-oscillate-given-this-mass-spring-setup-what-is-the-period-of-the-simple-harmonic-motion-exhibited-by-the-mass-707c47aa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/an-electric-charge-of-250-c-is-moved-by-an-electric-force-that-displaces-it-by-3000-cm-in-a-direction-at-an-angle-of-60-to-a-uniform-electric-field-of-200-vm-in-light-of-the-charges-movement-what-is-the-work-done-by-the-electric-force-in-this-scenario-cf2f4bc6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/an-engineer-is-designing-a-launching-mechanism-that-uses-a-spring-to-propel-a-projectile-the-spring-has-an-elastic-constant-of-350-nm-and-is-compressed-by-an-unknown-distance-x-before-the-launch-knowing-that-all-the-energy-stored-in-the-spring-is-converted-into-work-done-to-overcome-a-constant-resistance-force-of-525-j-during-the-projectiles-path-determine-the-value-of-x-that-the-spring-must-be-compressed-bba127a1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/during-a-night-time-observation-the-learners-used-telescopes-to-spot-various-celestial-objects-in-the-sky-they-picked-up-on-the-bright-points-and-extensive-formations-up-there-which-of-the-following-celestial-objects-is-known-as-a-massive-cloud-of-gas-and-dust-where-new-stars-come-into-being-46e927e9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/stars-experience-various-stages-throughout-their-lives-where-they-create-chemical-elements-through-nuclear-processes-in-their-final-stage-massive-stars-can-explode-as-supernovae-sending-these-elements-out-into-interstellar-space-considering-this-process-of-stellar-evolution-how-does-the-release-of-heavy-elements-by-supernovae-affect-the-conditions-needed-for-new-solar-systems-to-form-9a34522a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/in-a-factory-that-produces-optical-materials-two-flat-mirrors-are-set-up-to-create-a-60-angle-between-them-to-guide-light-from-a-source-to-various-inspection-points-when-an-object-is-placed-between-these-mirrors-it-generates-multiple-reflections-due-to-their-angular-placement-based-on-the-law-of-reflection-how-many-unique-images-of-the-object-will-be-produced-by-the-mirrors-before-these-images-begin-to-repeat-e84bc972 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/in-a-workshop-focused-on-automation-a-technician-is-working-on-an-electrical-system-that-employs-a-mix-of-resistors-to-manage-the-flow-of-current-hes-set-up-a-circuit-with-four-6-w-resistors-connected-in-parallel-and-this-arrangement-is-then-linked-in-series-with-two-additional-12-w-resistors-which-are-also-arranged-in-parallel-what-is-the-total-equivalent-resistance-of-this-circuit-445b0050 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-of-momentum-impulse-theorem-and-collisions-recalling-when-momentum-given-by-q-m-v-can-be-conserved-or-not/two-cars-are-driving-along-a-straight-road-and-crash-head-on-the-first-car-weighs-1200-kg-and-is-going-at-a-speed-of-25-ms-while-the-second-car-weighs-800-kg-and-is-coming-from-the-opposite-direction-at-a-speed-of-20-ms-assuming-the-collision-is-perfectly-inelastic-what-will-be-the-combined-speed-of-the-two-cars-right-after-the-crash-b3f2f5ce 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/a-car-is-driving-down-a-straight-road-at-one-point-its-position-is-noted-as-2-km-from-the-citys-reference-point-after-a-while-the-cars-position-is-noted-as-5-km-from-the-same-reference-point-what-is-the-change-in-the-cars-position-between-these-two-points-in-time-4d66dc33 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-a-hands-on-physics-lesson-the-students-used-iron-filings-to-visualise-the-magnetic-field-lines-around-a-bar-magnet-they-noticed-that-the-field-lines-are-bunched-up-at-the-poles-of-the-magnet-and-more-spread-out-in-the-other-areas-based-on-this-observation-what-does-the-change-in-the-density-of-the-magnetic-field-lines-tell-us-about-the-strength-of-the-field-in-these-locations-740dbc7b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/as-part-of-an-experiment-designed-to-measure-the-force-a-fluid-applies-on-an-object-the-relationship-is-represented-by-the-equation-f-k-v-where-v-denotes-the-objects-velocity-and-k-is-the-constant-we-need-to-figure-out-by-using-dimensional-analysis-what-would-be-the-physical-dimension-of-the-constant-k-in-this-scenario-50f3a9ae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-team-of-engineers-is-working-on-a-lifting-system-to-move-a-load-of-1200-kg-using-two-ropes-that-are-set-at-equal-angles-with-the-ground-each-forming-an-angle-of-30-degrees-given-that-the-acceleration-due-to-gravity-is-981-ms-and-were-ignoring-any-frictional-forces-what-is-the-tension-that-each-rope-needs-to-handle-in-order-to-keep-the-load-stationary-45646b66 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-thermal-power-plant-operates-between-a-heat-source-at-800-k-and-a-cold-source-at-300-k-if-the-plant-absorbs-7000-j-of-heat-from-the-hot-source-and-does-2500-j-of-work-whats-the-efficiency-of-the-thermal-machine-and-how-does-this-value-compare-to-the-maximum-theoretical-efficiency-set-by-the-carnot-cycle-c309cc7a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/on-a-bicycle-the-front-chainring-has-20-teeth-while-the-rear-sprocket-boasts-40-teeth-if-the-cyclist-is-pedalling-causing-the-front-sprocket-to-turn-at-a-rate-of-60-revolutions-per-minute-rpm-what-would-the-rotation-speed-of-the-rear-sprocket-be-e0778801 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-a-hydrogen-like-atom-based-on-the-concepts-of-modern-physics-calculating-for-example-the-radius-of-the-atom-in-the-nth-orbit/while-investigating-the-spectral-lines-of-hydrogen-a-physicist-applied-the-bohr-model-to-calculate-the-radius-of-the-electrons-orbit-at-energy-level-n-3-based-on-the-bohr-model-principles-for-hydrogen-like-atoms-what-is-the-radius-of-this-orbit-95a3a3c3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-a-physics-practical-theres-a-straight-wire-carrying-an-electric-current-of-4-a-to-find-out-the-strength-of-the-magnetic-field-created-by-the-wire-we-need-to-calculate-the-field-at-a-distance-of-20-cm-away-from-it-the-magnetic-field-created-by-a-straight-wire-is-calculated-using-b-mi2pr-where-m-4-10-tma-so-what-would-be-the-strength-of-the-magnetic-field-20-cm-from-the-wire-7f4a3eb2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/a-scientist-is-carrying-out-an-experiment-to-melt-500-g-of-ice-at-0c-using-a-steady-heat-source-given-that-the-latent-heat-of-fusion-for-ice-is-334-jg-what-is-the-total-energy-needed-to-turn-all-the-ice-into-liquid-water-without-changing-the-temperature-1e029530 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/a-cyclist-rides-around-a-circular-track-with-a-radius-of-30-metres-completing-5-laps-in-12-minutes-considering-uniform-circular-motion-lets-find-out-the-total-angular-displacement-that-the-cyclist-has-gone-through-during-this-time-as-well-as-the-total-linear-distance-covered-cdbc205e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/in-a-thermodynamics-experiment-a-researcher-adjusts-the-temperature-of-an-ideal-gas-kept-at-a-steady-volume-and-observes-the-changes-in-the-average-speed-of-the-gas-molecules-if-the-gass-temperature-is-doubled-while-the-molar-mass-of-the-molecules-remains-unchanged-how-will-this-affect-the-average-speed-of-the-gas-molecules-42b83f9d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/in-a-thermodynamics-experiment-3-moles-of-an-ideal-gas-are-trapped-in-a-movable-piston-starting-off-at-a-pressure-of-20-atm-and-a-temperature-of-350-k-with-a-volume-of-150-l-during-a-heat-transfer-process-the-system-absorbs-600-j-of-heat-and-performs-250-j-of-work-on-the-surroundings-using-the-first-law-of-thermodynamics-and-the-ideal-gas-equation-please-find-out-the-final-temperature-of-the-gas-after-this-process-e3b023cf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/on-a-track-two-carts-are-rolling-towards-each-other-cart-a-weighs-25-kg-and-is-moving-to-the-right-at-a-speed-of-300-ms-while-cart-b-weighs-30-kg-and-is-moving-to-the-left-at-a-speed-of-200-ms-after-they-collide-both-carts-stick-together-using-the-principle-of-conservation-of-momentum-what-will-be-the-final-speed-of-the-combined-carts-after-the-collision-a8397c80 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-laws-of-kepler-are-solve-problems-involving-the-use-of-keplers-laws-such-as-recognizing-the-orbits-of-planets-calculating-radius-distance-and-oscillation-period/the-planets-in-our-solar-system-travel-in-elliptical-orbits-around-the-sun-as-outlined-by-keplers-laws-these-laws-help-us-predict-how-the-planets-move-and-allow-us-to-calculate-important-properties-like-their-orbital-period-and-how-far-they-are-from-the-sun-on-average-based-on-keplers-laws-which-statement-accurately-describes-how-a-planets-orbital-period-relates-to-its-average-distance-from-the-sun-cda4a808 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/in-a-physics-lab-two-bar-magnets-are-positioned-so-that-their-north-poles-are-quite-close-to-each-other-initially-separated-by-a-certain-distance-the-students-notice-that-when-they-double-the-distance-between-the-poles-the-repulsive-force-between-the-magnets-considerably-decreases-they-also-try-out-various-orientations-of-the-magnets-to-see-how-this-impacts-the-strength-of-the-resulting-magnetic-force-based-on-these-observations-what-key-principle-of-magnetism-accounts-for-the-changes-in-the-repulsive-force-between-the-magnets-when-the-distance-and-orientation-of-their-poles-are-altered-c45c3ff5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/in-a-physics-experiment-two-sound-tubes-are-used-to-observe-stationary-vibrations-the-first-tube-is-open-at-both-ends-while-the-second-one-is-closed-at-one-end-when-considering-the-first-harmonic-formed-in-each-tube-how-does-the-length-of-each-tube-relate-to-the-corresponding-wavelength-d8da97e1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/in-an-optics-experiment-a-student-is-setting-up-a-lens-system-to-project-a-clear-image-onto-a-screen-he-is-using-a-converging-lens-with-a-focal-length-of-2-metres-what-is-the-power-of-this-lens-df073c50 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/an-object-is-resting-on-a-flat-surface-according-to-newtons-third-law-every-force-applied-to-the-object-creates-a-reaction-force-of-equal-strength-but-in-the-opposite-direction-what-is-the-reaction-force-to-the-weight-force-that-the-object-puts-on-the-surface-33bf14d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/black-holes-form-when-massive-stars-collapse-under-their-own-gravity-at-the-end-of-their-life-cycles-recently-an-advanced-telescope-spotted-a-black-hole-at-the-center-of-a-far-off-galaxy-given-this-process-of-formation-which-of-the-following-conditions-is-crucial-for-a-black-hole-to-develop-from-a-star-223c8a88 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/a-block-is-resting-on-the-surface-of-a-car-that-is-moving-at-a-steady-speed-down-a-flat-road-the-driver-exerts-an-inclined-force-at-30-above-the-horizontal-to-keep-the-cars-speed-constant-according-to-newtons-1st-law-what-should-be-the-horizontal-and-vertical-components-of-this-applied-force-for-the-block-to-stay-at-rest-in-relation-to-the-car-4b084f0b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/on-a-smooth-ice-rink-two-skaters-of-different-weights-crash-into-each-other-head-on-before-they-collide-skater-a-is-moving-at-a-speed-of-450-ms-towards-skater-b-who-is-stationary-given-that-the-coefficient-of-restitution-between-the-two-skaters-is-075-what-will-the-separation-speed-be-after-the-collision-a9546a6e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/a-worker-who-operates-x-ray-machines-in-a-hospital-faces-regular-exposure-to-this-type-of-radiation-given-the-properties-of-electromagnetic-waves-and-their-effects-on-human-health-what-aspect-of-ionizing-radiation-like-x-rays-contributes-to-the-health-risks-for-this-worker-0d20d32e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/in-a-physics-lab-a-student-sets-up-two-point-charges-on-a-bench-a-positive-charge-of-6-c-and-a-negative-charge-of-6-c-spaced-08-meters-apart-considering-the-electric-field-created-by-the-positive-charge-what-is-the-direction-of-the-electric-field-at-the-location-of-the-negative-charge-a6af0176 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-5-kg-block-is-being-pulled-along-a-flat-surface-by-a-steady-force-while-it-moves-over-a-surface-with-a-friction-coefficient-of-02-if-the-block-travels-10-metres-before-coming-to-a-stop-what-is-the-work-done-by-the-friction-force-during-this-time-4c3299c0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/an-engineer-is-designing-a-thermal-machine-that-operates-on-a-carnot-cycle-between-a-hot-source-at-600-k-and-a-cold-source-at-300-k-to-achieve-the-best-possible-efficiency-according-to-the-second-law-of-thermodynamics-what-is-the-theoretical-efficiency-of-this-carnot-cycle-acbfa9fb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/a-worker-does-005-j-of-work-to-move-a-charge-of-2-mc-from-a-reference-point-to-a-designated-spot-in-a-constant-electric-field-what-is-the-electric-potential-at-this-location-137b21ee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/two-motorbikes-are-cruising-along-the-highway-in-the-same-direction-motorbike-a-is-speeding-away-at-20-ms-while-motorbike-b-is-trundling-along-at-5-ms-in-the-same-direction-whats-the-relative-speed-of-motorbike-a-compared-to-motorbike-b-12d92278 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/a-worker-is-pulling-a-box-with-a-force-of-250-n-using-a-rope-that-makes-an-angle-of-60-with-the-ground-to-get-a-better-grip-on-the-forces-acting-on-the-box-we-need-to-break-down-the-force-vector-into-its-horizontal-and-vertical-components-what-are-these-components-96801aab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/during-a-science-presentation-a-student-showcases-how-waves-move-through-two-different-strings-both-stretched-with-the-same-tension-string-a-is-made-of-steel-while-string-b-is-made-of-nylon-since-the-speed-of-a-wave-in-a-string-depends-on-the-material-its-made-from-what-equation-relates-the-speeds-of-the-waves-in-strings-a-and-b-based-on-their-linear-densities-59964335 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/in-a-lab-experiment-a-mechanical-wave-travels-along-a-rope-thats-fixed-at-both-ends-the-student-notes-that-the-wave-has-a-wavelength-of-075-meters-and-a-frequency-of-3-hz-based-on-this-info-whats-the-speed-at-which-the-wave-is-moving-along-the-rope-925d1b43 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-graphs-of-uniform-rectilinear-motion-use-the-graphs-of-uniform-motion-to-solve-uniform-motion-issues/a-delivery-rider-is-making-deliveries-in-a-city-using-a-bicycle-that-maintains-a-steady-speed-of-12-kmh-to-assess-their-efficiency-they-track-the-distance-covered-over-different-time-intervals-and-plot-a-graph-with-this-data-which-of-the-following-characteristics-best-describes-the-resulting-graph-of-the-uniform-linear-motion-of-the-bicycle-7a162a66 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/in-a-physics-lab-a-piston-filled-with-250-kg-of-ideal-gas-goes-through-an-isothermal-compression-while-500-j-of-heat-is-added-to-the-system-during-this-process-the-piston-also-does-300-j-of-work-on-the-surroundings-using-the-1st-law-of-thermodynamics-whats-the-change-in-internal-energy-of-the-gas-throughout-this-process-42246456 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-motorcyclist-weighing-200-kg-is-navigating-a-turn-on-a-circular-track-with-a-radius-of-30-metres-at-a-steady-speed-of-25-ms-given-that-the-centripetal-force-required-to-maintain-the-turn-is-provided-solely-by-the-friction-between-the-tyres-and-the-track-what-is-the-magnitude-of-the-centripetal-force-acting-on-the-motorcycle-362ace94 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-5-kg-object-is-pulled-horizontally-across-a-surface-with-a-coefficient-of-kinetic-friction-of-02-over-a-distance-of-10-meters-during-the-movement-the-force-applied-makes-a-30-degree-angle-with-the-horizontal-considering-friction-as-a-non-conservative-force-what-is-the-work-done-by-non-conservative-forces-in-this-process-44a7b89f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/with-the-rising-demand-for-energy-and-increasing-environmental-concerns-a-metro-area-is-exploring-alternatives-to-diversify-its-energy-mix-considering-the-key-forms-of-energy-generation-available-which-of-the-following-options-strikes-the-best-balance-between-efficiency-sustainability-and-affordability-to-guarantee-a-stable-supply-for-the-region-17fcb8d8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-for-a-rigid-body-to-be-stationary-it-needs-to-have-the-sum-of-its-forces-and-the-sum-of-its-moments-equal-to-zero-solve-statics-problems-and-find-the-forces-acting-on-the-main-components/a-shelf-that-is-200-meters-long-is-securely-mounted-to-a-wall-by-two-vertical-supports-positioned-050-meters-from-each-end-the-shelf-bears-a-total-load-of-100-n-evenly-distributed-along-its-length-along-with-a-20-n-book-thats-placed-150-meters-from-the-left-support-assuming-the-system-is-in-static-equilibrium-what-is-the-reaction-force-from-the-right-support-287f281b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/a-team-of-scientists-is-studying-how-ocean-waves-behave-as-they-move-closer-to-the-land-they-have-noticed-that-as-the-water-gets-shallower-the-speed-at-which-the-waves-travel-also-decreases-resulting-in-changes-in-the-wavelength-based-on-these-findings-determine-how-the-slower-wave-speed-affects-the-wavelength-of-ocean-waves-near-the-shore-9167cab7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/in-a-practical-physics-lab-an-electric-circuit-is-arranged-with-three-resistors-r-and-r-are-set-up-in-parallel-and-this-combination-is-placed-in-series-with-r-the-voltage-source-delivers-a-total-voltage-v-and-the-total-current-flowing-through-the-circuit-is-i-to-improve-energy-efficiency-and-ensure-system-safety-the-engineer-in-charge-wants-to-adjust-the-resistances-so-that-the-current-through-resistor-r-doesnt-exceed-a-certain-limit-given-the-current-setup-of-the-circuit-which-of-the-following-expressions-correctly-relates-the-resistances-r-r-r-the-voltage-v-and-the-current-i-to-meet-this-safety-guideline-5a0a3f9d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/two-skaters-are-on-an-ice-rink-skater-a-weighing-50-kg-glides-to-the-east-at-a-speed-of-4-ms-skater-b-weighing-70-kg-starts-off-at-rest-and-after-they-interact-moves-at-a-60-angle-towards-the-north-from-the-east-using-the-principle-of-conservation-of-momentum-what-is-skater-as-final-speed-after-the-interaction-39b94490 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-cylindrical-steel-tank-with-an-initial-capacity-of-50-litres-is-subjected-to-a-temperature-increase-of-25c-taking-into-account-the-volumetric-expansion-of-the-tank-material-what-will-be-the-change-in-the-internal-volume-of-the-tank-when-the-temperature-is-raised-assuming-that-the-volumetric-expansion-coefficient-of-steel-is-0000012-c-ebbcb170 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-a-hydrogen-like-atom-based-on-the-concepts-of-modern-physics-calculating-for-example-the-radius-of-the-atom-in-the-nth-orbit/the-bohr-model-provides-a-way-to-understand-the-structure-of-the-hydrogen-atom-where-electrons-move-around-the-nucleus-at-specific-energy-levels-lets-say-an-electron-is-positioned-in-the-fourth-orbit-of-a-hydrogen-like-atom-what-is-the-radius-of-that-orbit-according-to-the-bohr-model-b5e0d13c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/an-engineer-is-using-a-venturi-tube-to-measure-the-speed-of-water-in-a-piping-system-as-the-diameter-of-the-tube-narrows-in-the-middle-section-the-waters-speed-picks-up-according-to-bernoullis-principle-what-happens-to-the-pressure-of-the-water-in-this-faster-moving-area-compared-to-sections-with-a-wider-diameter-f9f247d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/two-skaters-of-different-weights-a-and-b-are-on-a-smooth-ice-rink-with-no-friction-skater-a-takes-off-with-an-initial-speed-of-300-ms-towards-the-east-while-skater-b-is-just-standing-still-they-collide-and-after-the-impact-skater-a-glides-off-at-180-ms-in-a-direction-of-30-north-of-east-given-a-coefficient-of-restitution-of-075-what-will-skater-bs-speed-be-after-the-collision-88f0cade 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/at-a-theme-park-a-carousel-spins-at-a-steady-pace-with-a-radius-of-25-metres-one-of-the-horses-situated-on-the-outer-edge-of-the-carousel-travels-at-a-linear-speed-of-50-metres-per-second-what-is-the-angular-speed-of-the-carousel-in-radians-per-second-76135d4a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/in-a-hydroelectric-power-station-the-turbines-feature-large-circular-loops-that-function-within-a-uniform-magnetic-field-to-enhance-electricity-production-its-important-to-determine-the-magnetic-flux-that-flows-through-each-loop-during-operation-given-that-the-area-of-the-loop-is-a-and-the-magnetic-field-strength-is-b-forming-an-angle-8-with-the-normal-to-the-surface-of-the-loop-which-of-the-following-expressions-accurately-represents-the-magnetic-flux-through-the-loop-3cc496c1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/astronomers-have-been-using-sophisticated-telescopes-to-study-a-region-right-in-the-heart-of-our-galaxy-where-it-appears-that-matter-just-seems-to-vanish-with-no-visible-light-being-emitted-based-on-this-phenomenon-which-of-the-following-options-best-describes-the-nature-of-this-celestial-object-b66a2eb6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/an-object-is-acted-upon-by-two-forces-pulling-in-different-directions-the-first-force-is-expressed-as-the-vector-f1-4i-5j-n-and-the-second-force-as-the-vector-f2-2i-3j-n-what-is-the-difference-between-the-vectors-f1-and-f2-fcbc3611 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/during-a-practical-lab-experiment-a-student-needs-to-measure-the-distance-a-projectile-travels-using-a-ruler-thats-marked-in-centimeters-to-ensure-the-results-align-with-the-international-system-of-units-si-he-needs-to-convert-this-measurement-what-is-the-unit-of-length-used-by-the-si-and-what-is-the-conversion-factor-to-change-centimeters-into-meters-c0da2a30 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/an-optician-is-setting-up-a-system-that-needs-to-create-virtual-enlarged-and-upright-images-of-the-object-to-do-this-they-plan-to-use-two-lenses-in-sequence-considering-the-properties-of-converging-and-diverging-lenses-whats-the-best-combination-of-lens-types-for-this-system-0aea54a9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-newtons-laws-solve-mechanics-problems-involving-the-calculation-or-use-of-weight-normal-friction-among-other-forces/a-block-weighing-850-kg-is-sitting-on-an-inclined-plane-that-makes-a-25-angle-with-the-horizontal-the-coefficient-of-kinetic-friction-between-the-block-and-the-plane-is-018-a-horizontal-force-f-is-applied-to-the-block-to-move-it-uphill-with-constant-acceleration-given-that-the-acceleration-due-to-gravity-g-981-ms-what-is-the-strength-of-the-applied-force-f-75874e44 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-cyclist-is-completing-a-lap-on-a-circular-track-with-a-radius-of-50-meters-in-the-first-10-seconds-of-their-ride-they-pick-up-speed-from-2-rads-until-they-reach-a-steady-pace-assuming-that-the-angular-acceleration-remains-constant-during-this-time-what-will-be-the-cyclists-angular-speed-after-10-seconds-and-how-much-angular-distance-will-they-cover-in-that-period-49719713 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/when-two-insulating-materials-that-start-off-neutral-are-rubbed-together-electrons-move-from-the-first-material-to-the-second-if-the-total-charge-transferred-is-480-x-10-18-c-and-each-electron-carries-a-charge-of-160-x-10-19-c-calculate-how-many-electrons-shifted-from-one-material-to-the-other-8e3309c8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-a-home-setup-three-appliances-with-resistances-of-8-w-12-w-and-24-w-are-connected-in-parallel-to-a-power-source-of-240-v-what-is-the-total-current-flowing-from-the-source-to-the-circuit-d58916be 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/in-an-industrial-centrifuge-conductive-circuits-are-spun-rapidly-within-a-uniform-magnetic-field-to-produce-electricity-each-circuit-covers-an-area-of-065-m-with-an-applied-magnetic-field-of-180-t-and-the-circuits-rotate-steadily-at-120-revolutions-per-minute-the-axis-of-rotation-is-angled-at-60-to-the-direction-of-the-field-we-need-to-determine-the-induced-electromotive-force-in-the-circuits-according-to-faradays-law-94d7d39c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/a-sealed-container-holds-2-moles-of-an-ideal-gas-at-a-temperature-of-400-k-and-a-pressure-of-2-atm-the-gas-goes-through-an-adiabatic-transformation-which-reduces-its-volume-to-3-l-given-that-this-transformation-is-adiabatic-and-the-gas-is-diatomic-what-will-the-new-temperature-of-the-gas-be-after-compression-78e0bd76 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/on-a-scorching-day-an-iron-bar-measuring-45-meters-long-experiences-a-temperature-rise-of-25c-given-that-the-linear-expansion-coefficient-for-iron-is-1210-c-what-will-the-bars-final-length-be-after-expanding-45e2706d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/during-the-life-cycle-of-stars-those-of-varying-masses-take-different-routes-leading-to-various-types-of-remnants-while-some-become-white-dwarfs-after-running-out-of-nuclear-fuel-others-can-turn-into-neutron-stars-in-their-later-stages-which-of-the-following-statements-accurately-distinguishes-a-white-dwarf-from-a-neutron-star-90004f4c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/an-electrostatic-setup-creates-a-uniform-electric-field-between-two-parallel-plates-with-a-potential-difference-of-200-v-and-a-gap-of-010-m-a-proton-is-initially-placed-at-rest-on-the-negative-plate-and-then-set-free-to-move-towards-the-positive-plate-using-the-concept-of-electric-potential-energy-determine-the-protons-velocity-when-it-reaches-the-positive-plate-d513d9b3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/in-a-lab-practical-a-researcher-has-a-sealed-cylinder-containing-300-mol-of-an-ideal-gas-at-a-temperature-of-350-k-and-a-volume-of-1200-litres-if-the-temperature-of-the-gas-rises-to-500-k-while-keeping-the-substance-amount-and-volume-unchanged-what-will-the-new-pressure-from-the-gas-in-the-cylinder-be-2439e7c2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/in-a-science-lab-a-student-sets-a-rotating-disk-with-a-radius-of-05-metres-to-complete-30-rotations-each-minute-if-the-disk-starts-from-a-standstill-what-is-the-angular-displacement-of-a-point-on-the-outer-edge-of-the-disk-after-10-seconds-0c0dd584 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/a-diver-notices-that-as-he-goes-deeper-into-the-water-the-pressure-around-him-builds-steadily-with-this-in-mind-what-is-the-primary-reason-for-the-increase-in-pressure-as-depth-increases-in-water-c33c8738 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/an-engineer-is-working-on-designing-a-transmission-system-for-an-industrial-machine-in-this-setup-a-driving-gear-with-15-teeth-meshes-with-a-driven-gear-that-has-45-teeth-if-the-driving-gear-spins-at-a-speed-of-3-revolutions-per-minute-figure-out-the-speed-of-the-driven-gear-608c5368 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-spaceship-is-orbiting-earth-at-a-distance-that-is-twice-the-radius-of-the-earth-using-the-universal-law-of-gravitation-what-is-the-gravitational-acceleration-at-the-point-where-the-spaceship-is-located-compared-to-the-gravitational-acceleration-on-the-surface-of-the-earth-abadfe6e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-physicist-is-exploring-how-the-gravitational-pull-of-the-earth-changes-as-you-move-further-from-its-centre-at-a-point-thats-twice-the-radius-of-the-earth-away-what-is-the-gravitational-acceleration-that-the-earth-applies-at-that-location-acb9fa1c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/jose-is-training-to-run-a-marathon-that-measures-42195-km-he-notices-that-he-takes-about-40000-steps-to-finish-the-race-from-this-information-what-is-the-order-of-magnitude-of-the-steps-taken-by-jose-per-kilometre-during-the-marathon-19ef614a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/in-a-physics-lab-a-researcher-is-looking-into-how-a-sinusoidal-wave-travels-along-a-string-he-notices-that-the-wave-has-an-amplitude-of-003-m-a-frequency-of-450-hz-and-an-initial-phase-of-p6-radians-based-on-this-information-what-is-the-equation-that-describes-the-waves-movement-as-a-function-of-time-cf20c4ae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-skateboarder-is-doing-a-circular-trick-on-a-ramp-that-has-a-radius-of-15-metres-throughout-this-trick-their-speed-gradually-ramps-up-from-8-ms-to-20-ms-over-a-span-of-4-seconds-given-this-uniformly-varied-circular-motion-can-you-figure-out-the-centripetal-acceleration-and-the-tangential-acceleration-acting-on-the-skateboarder-during-this-duration-8fd714c8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/in-a-marathon-of-42195-kilometres-a-runner-takes-roughly-40000-steps-using-the-concept-of-order-of-magnitude-estimate-the-average-distance-covered-by-each-step-and-assess-whether-this-distance-is-closer-to-the-order-of-magnitude-of-10-metres-or-10-metres-e9bab4e4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/a-local-engineering-firm-is-working-on-a-thermal-engine-that-operates-based-on-the-carnot-cycle-using-a-heat-source-at-800-k-and-a-cold-source-at-300-k-to-optimise-the-engines-efficiency-what-is-the-theoretical-efficiency-that-this-cycle-can-realistically-achieve-according-to-carnot-thermodynamics-a9fab270 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/during-a-classroom-practical-learners-use-two-different-lenses-to-create-images-of-the-same-object-placed-at-a-fixed-distance-the-first-lens-generates-a-real-and-inverted-image-while-the-second-lens-forms-a-virtual-and-upright-image-based-on-these-observations-what-types-of-lenses-are-being-used-in-each-case-ebd1a93d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/an-automation-engineer-installs-mirrors-in-a-surveillance-system-to-enhance-visibility-across-various-areas-he-utilises-a-concave-mirror-to-focus-the-image-from-a-distant-light-source-and-a-convex-mirror-to-widen-the-overall-field-of-view-taking-into-account-how-these-types-of-mirrors-create-images-what-key-difference-will-he-notice-in-the-reflections-produced-by-each-mirror-f29e2050 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/a-motorcycle-travels-along-a-straight-track-with-its-position-over-time-described-by-pt-t4-6t3-11t2-6t-where-p-represents-meters-and-t-represents-seconds-to-find-out-when-the-motorcycle-hits-its-maximum-instantaneous-acceleration-during-its-journey-when-does-this-happen-8907397a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/a-group-of-researchers-is-working-on-innovative-materials-using-the-properties-of-hydrogen-atoms-for-various-nanotechnology-applications-by-applying-the-bohr-model-for-the-hydrogen-atom-they-must-calculate-the-radius-of-the-n-th-orbit-of-the-electron-what-formula-correctly-represents-the-radius-of-this-orbit-in-the-hydrogen-atom-480c8028 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/in-a-particle-physics-experiment-a-proton-with-rest-mass-m-is-accelerated-to-a-speed-v-thats-nearly-the-speed-of-light-drawing-from-the-principles-of-special-relativity-what-is-the-equation-that-represents-the-total-relativistic-energy-of-the-moving-proton-311fcc18 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/while-building-a-water-supply-system-a-pump-is-utilised-to-lift-water-from-a-depth-of-20-metres-to-a-reservoir-at-the-top-of-a-tower-furthermore-the-lifting-mechanism-is-linked-to-a-spring-with-an-elastic-constant-k-which-gets-compressed-during-the-process-taking-into-account-the-acceleration-due-to-gravity-g-and-the-mass-of-the-water-m-what-is-the-connection-between-the-total-work-done-by-the-pump-and-the-gravitational-and-elastic-potential-energies-stored-in-the-system-when-the-water-arrives-at-the-reservoir-2736f4e1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/a-scientist-is-carrying-out-an-experiment-to-measure-the-specific-heat-capacity-of-two-different-materials-he-heats-each-material-to-a-different-starting-temperature-and-puts-them-in-contact-with-a-known-amount-of-water-at-room-temperature-by-looking-at-the-resulting-temperature-change-what-factors-should-he-take-into-account-to-accurately-determine-the-heat-transfer-between-the-materials-and-the-water-ensuring-that-the-system-comes-to-thermal-equilibrium-85912ae6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/an-aerospace-engineer-is-designing-a-space-station-that-will-be-placed-at-a-distance-twice-the-radius-of-the-earth-from-its-centre-using-the-law-of-universal-gravitation-what-will-be-the-gravitational-acceleration-that-the-earth-exerts-on-the-station-at-this-distance-fe511917 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/during-a-classroom-experiment-the-learners-set-up-a-scenario-with-two-bar-magnets-placed-closely-together-the-first-magnet-has-its-north-pole-facing-to-the-right-while-the-second-magnet-has-its-north-pole-facing-to-the-left-by-observing-how-the-magnetic-fields-interact-the-learners-need-to-determine-the-behaviour-of-the-magnetic-field-lines-in-the-space-between-the-two-magnets-considering-the-properties-of-magnetic-field-lines-which-of-the-following-statements-about-their-distribution-in-this-area-is-correct-186ca45f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/maria-is-strolling-along-the-pavement-at-a-steady-pace-of-4-kmh-at-300-pm-joao-sets-off-in-the-same-direction-moving-at-a-quicker-speed-of-6-kmh-considering-that-maria-was-already-on-her-way-for-30-minutes-before-joao-began-what-time-will-joao-catch-up-with-her-52fea56e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-a-double-slit-experiment-carried-out-in-a-lab-a-single-wavelength-light-source-with-a-wavelength-of-600-nm-sends-out-waves-that-pass-through-two-slits-spaced-03-mm-apart-the-observation-screen-is-set-up-20-m-away-from-the-slits-what-is-the-location-of-the-fourth-interference-maximum-seen-on-the-screen-302f2a2f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/in-a-renewable-energy-setup-two-capacitors-are-linked-in-series-to-store-the-electricity-generated-by-solar-panels-throughout-the-day-the-first-capacitor-has-a-capacitance-of-8-f-and-the-second-one-has-a-capacitance-of-12-f-what-is-the-equivalent-capacitance-of-these-capacitors-in-series-06816bca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-10-kg-block-is-positioned-on-an-inclined-plane-set-at-30-degrees-to-the-horizontal-a-pulling-force-of-150-n-is-applied-parallel-to-the-plane-to-draw-the-block-upward-given-that-the-coefficient-of-friction-between-the-block-and-the-plane-is-05-what-is-the-direction-and-magnitude-of-the-resultant-force-acting-on-the-block-40981e07 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-a-physics-lab-two-electrically-charged-particles-are-placed-04-meters-apart-given-the-charge-magnitudes-and-the-set-distance-what-is-the-electric-force-acting-between-these-particles-according-to-coulombs-law-3820e804 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/a-cyclist-starts-from-a-standstill-and-picks-up-speed-uniformly-along-a-straight-path-the-graph-showing-the-relationship-between-the-square-of-the-cyclists-speed-and-the-distance-covered-is-a-straight-line-with-this-in-mind-which-of-the-following-statements-accurately-describes-the-cyclists-acceleration-in-relation-to-the-slope-of-that-line-3aa36df5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/in-a-lab-a-glass-cylinder-with-a-capacity-of-250-liters-holds-a-liquid-at-20c-given-that-the-volumetric-expansion-coefficient-of-the-liquid-is-000050-c-and-the-coefficient-for-glass-is-0000009-c-what-will-be-the-change-in-the-liquid-level-when-the-temperature-rises-to-60c-assuming-there-is-no-spillage-or-major-distortion-of-the-container-58950051 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/a-group-of-astronomers-used-a-high-resolution-telescope-to-investigate-a-far-off-galaxy-they-noticed-that-the-galaxy-has-a-luminous-core-spiral-arms-teeming-with-star-formation-and-a-flat-structure-filled-with-a-significant-amount-of-interstellar-gas-furthermore-the-motion-of-the-stars-indicates-a-well-organised-rotation-around-the-centre-based-on-these-findings-what-is-the-most-probable-type-of-this-galaxy-94e28cc2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-cyclist-is-pedalling-around-a-circular-track-with-a-radius-of-50-metres-at-a-steady-speed-to-keep-safe-he-needs-to-work-out-the-centripetal-acceleration-acting-on-him-throughout-the-ride-using-the-formula-for-centripetal-acceleration-ac-vr-figure-out-what-speed-the-cyclist-needs-to-achieve-a-centripetal-acceleration-of-4-ms-8d4efcb8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/in-a-hands-on-physics-lesson-lucas-sets-up-two-bar-magnets-next-to-each-other-starting-with-the-north-pole-of-one-magnet-facing-the-south-pole-of-the-other-he-notices-a-strong-force-of-attraction-then-lucas-flips-one-of-the-magnets-so-that-the-north-poles-of-both-magnets-are-now-aligned-based-on-how-the-magnetic-fields-interact-what-will-happen-to-the-force-between-the-magnets-after-this-adjustment-0bb175b9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/a-local-tech-company-is-working-on-an-electrostatic-sensor-that-encircles-a-conductive-sphere-with-a-radius-r-uniformly-charged-with-a-total-charge-q-to-calibrate-the-sensor-we-need-to-calculate-the-electric-flux-through-an-imaginary-spherical-surface-of-radius-r-positioned-at-a-distance-greater-than-r-from-the-sphere-according-to-gausss-law-what-is-the-electric-flux-that-passes-through-this-surface-c8540c35 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-cyclist-is-completing-a-lap-on-a-circular-track-with-a-radius-of-50-meters-during-his-ride-he-ramps-up-his-speed-from-10-ms-to-20-ms-over-a-span-of-5-seconds-taking-into-account-that-the-cyclists-acceleration-consists-of-both-centripetal-and-tangential-components-which-of-the-following-statements-best-describes-the-overall-variation-of-the-cyclists-acceleration-during-this-move-d7e6bf42 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-motorcyclist-takes-a-bend-with-a-radius-of-80-metres-cruising-at-a-steady-speed-of-16-ms-given-that-the-only-force-keeping-the-bike-on-its-curved-path-is-the-centripetal-force-what-is-the-magnitude-of-this-force-if-the-combined-weight-of-the-motorcycle-and-rider-is-200-kg-061f1624 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/in-an-experiment-with-stationary-wave-interference-on-a-string-secured-at-both-ends-we-observe-two-harmonic-waves-that-share-the-same-frequency-yet-differ-in-amplitudes-and-phase-shifts-propagating-at-the-same-time-the-first-wave-is-represented-as-y1x-t-08-sinkx-wt-p4-while-the-second-is-given-by-y2x-t-06-sinkx-wt-p4-where-k-denotes-the-wave-number-and-w-is-the-angular-frequency-what-is-the-maximum-amplitude-of-the-resultant-wave-resulting-from-the-superposition-of-these-two-waves-at-the-interference-point-5ef80827 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-satellite-is-orbiting-the-earth-at-a-distance-equal-to-the-earths-radius-given-that-the-gravitational-acceleration-at-the-earths-surface-is-about-981-ms-what-will-be-the-gravitational-acceleration-exerted-by-the-earth-on-the-satellite-when-its-located-at-a-distance-from-the-earths-centre-that-is-twice-the-earths-radius-060475c6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-skateboarder-is-cruising-along-in-a-straight-line-and-picking-up-speed-at-a-steady-rate-they-start-off-at-3-ms-and-after-4-seconds-bump-up-to-11-ms-given-the-consistent-acceleration-whats-the-skateboarders-acceleration-b4e378b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/in-a-physics-lesson-maria-stretches-a-spring-by-applying-different-forces-and-measuring-how-far-the-spring-moves-the-data-collected-shows-that-as-the-applied-force-increases-the-springs-displacement-increases-in-a-proportional-manner-how-should-maria-illustrate-this-relationship-on-a-graph-identifying-the-points-where-the-line-crosses-the-x-and-y-axes-d7d60930 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/a-soccer-player-exerts-a-constant-force-of-50-n-when-kicking-a-ball-for-a-duration-of-02-seconds-considering-that-the-ball-started-off-stationary-calculate-the-impulse-delivered-by-the-force-and-determine-the-change-in-momentum-of-the-ball-08ba675f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/a-scientist-is-investigating-how-waves-travel-along-a-string-during-a-physics-experiment-to-capture-the-waves-movement-at-a-specific-point-on-the-string-over-time-he-chooses-to-use-a-sinusoidal-function-which-of-the-following-expressions-accurately-represents-the-equation-of-this-wave-as-a-function-of-time-56897d66 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/in-a-practical-lab-activity-a-student-sets-up-three-resistors-with-varying-values-in-series-connected-to-a-constant-voltage-source-after-taking-measurements-of-the-electric-current-in-the-circuit-he-opts-to-swap-out-one-of-the-resistors-for-one-with-higher-resistance-using-ohms-1st-law-what-will-happen-to-the-total-current-in-the-circuit-and-how-will-this-alteration-impact-the-voltage-distribution-amongst-the-other-resistors-dd49e81c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/in-a-food-processing-factory-electric-motors-play-a-crucial-role-in-running-various-machines-one-of-the-motors-used-draws-electrical-power-of-200-kw-and-has-an-efficiency-of-78percent-in-transforming-that-energy-into-mechanical-work-considering-that-all-the-energy-not-transformed-into-work-is-released-as-heat-into-the-surroundings-calculate-the-thermal-power-produced-by-this-motor-4ac66ffb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-levers-are-simple-machines-that-help-amplify-a-force-comprehend-how-they-work-and-the-main-types-such-as-interfixed-interresistant-and-interpotent/a-gardener-is-using-a-metal-bar-to-help-lift-a-heavy-stone-in-the-garden-by-placing-the-pivot-point-close-to-the-stone-he-can-lift-it-with-less-effort-considering-the-principles-of-balance-and-the-various-types-of-levers-what-kind-of-lever-is-he-using-here-26d1bb9c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/in-a-classroom-experiment-ana-uses-two-magnets-and-notices-that-when-she-brings-the-north-pole-of-one-magnet-close-to-the-south-pole-of-the-other-they-pull-towards-each-other-what-is-the-main-reason-for-this-behaviour-between-the-magnets-considering-how-magnetic-fields-work-d79ab7ed 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-thermodynamic-cycle-is-and-solve-problems-involving-thermodynamic-cycles-with-calculations-of-heat-exchanged-internal-energy-or-work-done/a-thermal-power-station-operates-using-a-thermodynamic-cycle-between-a-hot-reservoir-at-600-k-and-a-cold-reservoir-at-300-k-throughout-this-cycle-the-station-absorbs-900-kj-of-heat-from-the-hot-reservoir-and-produces-a-work-output-of-450-kj-according-to-the-principles-of-thermodynamics-what-is-the-efficiency-of-this-thermodynamic-cycle-15d0255b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-block-attached-to-a-spring-moves-up-and-down-in-a-smooth-oscillating-manner-known-as-simple-harmonic-motion-shm-this-motion-is-linked-to-uniform-circular-motion-ucm-by-looking-at-the-vertical-component-of-the-circular-path-given-this-connection-whats-the-formula-for-the-blocks-highest-speed-during-the-oscillation-795b3af2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/a-learner-carries-out-an-experiment-by-mixing-water-at-80c-with-ice-at-0c-in-a-heat-insulated-calorimeter-given-that-the-thermal-capacity-of-water-is-418-jgc-and-that-of-ice-is-209-jgc-along-with-the-latent-heat-of-fusion-of-ice-being-334-jg-calculate-how-much-ice-is-needed-for-the-final-temperature-of-the-mixture-to-be-25c-ceb75f30 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-internal-energy-of-a-gas-is-and-how-to-calculate-it/a-sample-of-an-ideal-monoatomic-gas-is-initially-housed-in-a-movable-piston-at-a-temperature-of-300-k-and-pressure-of-100-kpa-the-gas-undergoes-adiabatic-compression-until-the-pressure-hits-200-kpa-given-that-theres-no-heat-exchange-with-the-environment-during-this-process-what-is-the-change-in-the-internal-energy-of-the-gas-due-to-this-compression-77829936 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/in-a-physics-lab-a-researcher-is-working-with-a-polarized-light-source-that-starts-off-at-a-power-of-200-w-the-polarized-light-first-passes-through-a-vertically-aligned-polariser-a-and-then-through-a-second-polariser-b-which-can-be-adjusted-to-form-an-angle-8-with-respect-to-a-taking-into-account-maluss-law-and-assuming-there-are-no-other-losses-in-the-system-how-can-we-express-the-power-p-of-the-light-that-passes-through-polariser-b-in-relation-to-the-initial-power-and-the-angle-8-cb1d73e3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/in-a-gorge-when-a-river-narrows-and-drops-in-height-in-certain-spots-it-speeds-up-the-water-flow-according-to-bernoullis-principle-and-the-conservation-of-energy-in-fluids-how-do-these-changes-in-the-riverbeds-shape-impact-the-waters-pressure-and-potential-energy-in-those-areas-5cd6258c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-time-dilation-using-the-lorentz-factor-g-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-speed-of-the-object/a-spaceship-is-cruising-at-a-steady-speed-of-08-times-the-speed-of-light-in-relation-to-earth-the-astronauts-on-board-find-that-the-journey-lasts-300-years-applying-the-principles-of-special-relativity-what-is-the-time-that-passes-on-earth-during-this-journey-63063ebb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/during-an-experiment-in-the-lab-a-learner-uses-various-thermometers-to-measure-the-temperature-of-two-substances-taking-readings-in-celsius-and-fahrenheit-to-make-a-proper-comparison-he-needs-to-convert-one-of-the-measurements-to-the-kelvin-scale-which-of-the-following-formulas-correctly-converts-celsius-to-kelvin-c09fb9f8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/a-submarine-is-operating-at-a-depth-of-250-meters-below-the-oceans-surface-considering-that-the-atmospheric-pressure-at-the-surface-is-102-10-pa-and-that-the-density-of-seawater-is-1025-kgm-determine-the-total-pressure-acting-on-the-outside-of-the-submarines-hull-at-that-depth-1e2cb37d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-a-practical-lesson-a-learner-places-two-bar-magnets-with-their-north-poles-facing-one-another-on-a-flat-surface-he-then-sketches-the-resulting-magnetic-field-lines-taking-note-of-how-they-behave-in-both-close-and-distant-regions-from-the-magnets-based-on-this-setup-and-the-characteristics-of-magnetic-field-lines-which-of-the-following-statements-best-describes-the-interaction-between-the-field-lines-of-the-two-magnets-5202e091 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/a-construction-worker-lifts-a-40-kg-stone-from-the-ground-to-the-top-of-a-scaffolding-thats-5-meters-high-given-that-the-acceleration-due-to-gravity-is-981-ms-what-is-the-work-done-by-the-weight-force-while-lifting-the-stone-48be5756 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/a-scientist-has-a-fixed-volume-container-that-holds-300-mol-of-an-ideal-gas-at-a-temperature-of-350-k-when-the-gas-is-heated-to-500-k-the-pressure-exerted-by-the-gas-in-the-container-changes-as-well-using-the-general-gas-equation-what-will-the-final-pressure-be-after-the-gas-has-been-heated-66f98356 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-gausss-equation-to-calculate-the-distance-between-images-and-mirrors-based-on-the-mirrors-focal-length-as-well-as-the-linear-magnification/an-astronomer-is-using-a-concave-mirror-with-a-focal-length-of-2500-cm-to-focus-light-from-a-distant-star-he-places-an-object-representing-the-star-5000-cm-away-from-the-mirror-using-the-gaussian-equation-calculate-the-distance-of-the-image-produced-by-the-mirror-and-the-linear-magnification-of-the-image-compared-to-the-object-0cbe3c28 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/an-astronomer-is-studying-two-different-regions-of-deep-space-the-first-area-is-bursting-with-young-massive-stars-and-active-star-formation-whereas-the-second-area-is-filled-with-old-low-mass-stars-and-shows-a-more-spread-out-galactic-structure-given-these-observations-what-types-of-galaxies-can-we-identify-in-each-region-7dfbcfab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-and-calculate-the-magnetic-force-applied-to-moving-electric-charges-verify-that-the-magnetic-force-is-perpendicular-to-both-the-velocity-and-the-magnetic-field/in-a-measuring-device-an-electric-charge-q-moves-with-velocity-v-forming-an-angle-8-with-the-direction-of-a-uniform-magnetic-field-b-given-that-the-resultant-magnetic-force-is-at-right-angles-to-both-the-velocity-and-the-magnetic-field-what-is-the-expression-for-the-component-of-the-magnetic-force-acting-perpendicular-to-the-initial-path-of-the-charge-3377d239 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/on-a-sunny-afternoon-a-stake-casts-shadows-on-the-ground-surrounding-the-shadow-created-by-the-stake-theres-a-gradient-area-between-the-brightly-lit-section-and-the-completely-shaded-part-what-do-we-call-this-gradient-area-36205b7f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/an-engineer-is-working-on-a-lighting-system-for-a-theatre-and-chooses-to-use-concave-mirrors-to-direct-light-from-the-lamps-to-key-spots-on-the-stage-while-testing-the-system-he-notes-that-the-distance-between-the-lamp-and-the-mirror-matches-the-mirrors-focal-distance-given-the-properties-of-concave-mirrors-which-of-the-following-statements-about-the-image-created-in-this-lighting-setup-is-accurate-a7ae3038 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/a-technician-is-tweaking-the-suspension-system-of-a-sports-car-that-uses-springs-to-cushion-impacts-he-needs-to-find-out-how-much-elastic-potential-energy-is-stored-in-the-springs-when-they-are-compressed-while-driving-the-elastic-potential-energy-u-can-be-calculated-using-the-formula-u-k-x-where-k-represents-the-spring-constant-and-x-is-the-compression-what-is-the-elastic-potential-energy-stored-in-a-spring-with-a-spring-constant-of-200-nm-when-compressed-by-01-meters-98b581dd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/with-the-rapid-advancement-of-technology-many-devices-that-emit-electromagnetic-radiation-have-become-part-of-our-everyday-lives-such-as-cell-phones-and-x-ray-machines-however-ongoing-exposure-to-certain-types-of-radiation-can-present-risks-to-our-health-considering-the-different-types-of-electromagnetic-waves-which-kind-is-identified-as-ionizing-and-is-linked-to-higher-biological-risks-d2c86dd8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-sports-enthusiast-throws-a-ball-with-an-initial-speed-of-20-ms-at-an-angle-of-40-above-the-ground-ignoring-air-resistance-which-of-the-following-equations-accurately-represents-the-horizontal-position-of-the-ball-as-a-function-of-time-aa805098 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/a-piston-filled-with-an-ideal-gas-is-compressed-from-an-initial-volume-of-350-l-to-a-final-volume-of-150-l-while-maintaining-a-constant-pressure-of-200-kpa-what-is-the-work-done-by-the-gas-during-this-compression-21100f72 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/an-architect-is-designing-a-natural-lighting-system-using-flat-mirrors-to-reflect-sunlight-into-various-areas-of-a-building-he-positions-two-mirrors-so-that-one-reflects-the-light-directly-onto-the-second-mirror-based-on-the-principles-of-geometric-optics-such-as-the-straight-line-propagation-of-light-and-the-reversibility-of-light-rays-what-will-be-the-path-of-the-light-after-reflecting-off-the-two-mirrors-ac521298 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/an-amusement-park-has-a-ferris-wheel-that-completes-one-full-rotation-in-2-minutes-considering-that-the-wheel-moves-in-a-circular-motion-at-a-steady-pace-what-is-the-period-of-this-motion-1421b38c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/a-compressed-air-cylinder-is-essential-for-powering-pneumatic-tools-in-a-mechanical-workshop-given-that-the-force-applied-by-the-air-on-the-inner-surface-of-the-cylinder-is-150-n-and-that-this-surface-area-is-05-m-what-is-the-pressure-the-gas-inside-the-cylinder-is-exerting-1c1025a3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-5-kg-block-is-pulled-by-a-steady-force-that-makes-an-angle-of-10-degrees-with-the-horizontal-across-a-surface-with-a-friction-coefficient-of-02-moving-a-distance-of-8-meters-considering-the-non-conservative-forces-at-play-due-to-friction-what-is-the-work-done-by-the-friction-force-during-the-blocks-movement-a95f521e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/in-a-calorimetry-experiment-a-student-recorded-the-temperature-of-a-chemical-reaction-using-a-thermometer-marked-in-celsius-to-ensure-their-findings-align-with-other-global-studies-they-need-to-convert-this-temperature-to-the-kelvin-scale-if-the-temperature-they-noted-was-25-c-what-would-the-corresponding-value-be-in-kelvin-e2b8f6a1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-research-lab-is-utilizing-a-monochromatic-light-source-that-emits-photons-with-a-wavelength-of-450-nm-to-explore-the-effects-of-photon-energy-on-a-particular-chemical-reaction-taking-into-account-the-relationship-between-the-energy-of-photons-and-their-frequency-which-of-the-following-conclusions-best-describes-why-upping-the-frequency-of-the-light-used-could-potentially-speed-up-the-reaction-69eb2b2a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/a-5-kg-block-is-resting-on-an-inclined-plane-which-is-set-at-a-30-degree-angle-to-the-horizontal-it-is-connected-by-a-rope-that-runs-over-a-frictionless-pulley-to-a-second-block-weighing-3-kg-which-is-hanging-vertically-according-to-newtons-1st-law-what-conditions-must-be-fulfilled-for-the-system-to-stay-in-equilibrium-c451c329 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/during-a-lesson-on-geometric-optics-the-students-observe-two-parallel-rays-of-light-hitting-a-flat-reflective-surface-considering-the-principles-of-straight-line-propagation-and-the-reversibility-of-light-rays-what-will-be-the-path-of-the-reflected-rays-after-interacting-with-the-surface-7efd0429 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/an-electromagnetic-generator-comprises-a-rectangular-wire-circuit-measuring-05-m-by-10-m-rotating-steadily-at-60-revolutions-per-minute-rpm-within-a-uniform-magnetic-field-of-08-t-that-is-perpendicular-to-the-axis-of-rotation-calculate-the-maximum-magnetic-flux-that-passes-through-the-circuit-and-ascertain-whether-this-flux-remains-constant-or-fluctuates-with-time-ff4c610b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/a-piston-cylinder-holds-250-mol-of-an-ideal-gas-that-goes-through-a-thermodynamic-change-where-its-volume-expands-from-400-l-to-1000-l-while-under-varying-pressure-after-that-the-gas-is-compressed-isothermally-back-to-400-l-maintaining-a-constant-temperature-of-300-k-with-the-ideal-gas-constant-r-set-at-831-jmolk-what-is-the-total-work-done-by-the-gas-throughout-this-entire-process-e113e140 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-coils-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-coils/as-part-of-setting-up-an-experiment-to-create-a-controlled-magnetic-field-a-student-coils-150-turns-of-conductive-wire-with-each-turn-measuring-a-radius-of-012-meters-and-runs-an-electric-current-of-25-a-through-it-when-assessing-the-magnetic-field-along-the-central-axis-of-the-coil-at-a-distance-of-008-meters-from-its-centre-whats-the-right-formula-to-determine-the-magnetic-field-at-that-point-3f361cae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/in-a-lab-experiment-were-moving-an-object-with-a-positive-electric-charge-from-point-a-to-point-b-through-a-uniform-electric-field-set-up-between-two-parallel-plates-as-this-happens-the-electric-force-does-work-on-the-object-which-of-the-following-options-accurately-describes-the-work-done-by-the-electric-force-during-the-objects-movement-cc225fa8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-mass-spring-system-consists-of-a-spring-with-an-elastic-constant-k-and-a-mass-m-attached-to-it-when-the-mass-is-moved-away-from-its-resting-position-and-let-go-it-begins-to-bounce-up-and-down-since-the-movement-is-simple-harmonic-what-is-the-equation-that-describes-the-position-xt-of-the-mass-as-time-t-progresses-9ef95957 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-of-momentum-impulse-theorem-and-collisions-recalling-when-momentum-given-by-q-m-v-can-be-conserved-or-not/in-a-physics-lab-a-ball-weighing-050-kg-is-launched-horizontally-at-a-speed-of-200-ms-towards-a-fixed-wall-upon-impact-the-ball-bounces-back-with-a-speed-of-150-ms-considering-that-the-wall-applies-a-force-during-the-brief-moment-of-contact-and-that-there-are-no-notable-external-forces-acting-on-the-system-what-is-the-change-in-momentum-of-the-ball-and-how-does-it-relate-to-the-impulse-delivered-by-the-wall-dea4821c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/in-a-physics-lab-a-student-is-putting-together-a-basic-circuit-made-up-of-a-voltage-source-and-three-resistors-connected-in-series-as-he-tweaks-the-voltage-from-the-source-he-notices-that-the-current-in-the-circuit-changes-as-well-according-to-ohms-law-how-will-an-increase-in-the-total-resistance-of-the-circuit-influence-the-current-when-a-steady-voltage-is-supplied-by-the-source-05d6148c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/a-theme-park-has-a-ferris-wheel-that-moves-in-uniform-circular-motion-if-the-wheel-makes-20-rotations-in-15-minutes-what-is-the-time-taken-for-one-complete-rotation-of-this-wheel-939afa33 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-photoelectric-effect-is-a-phenomenon-observed-in-quantum-physics-where-electrons-are-emitted-from-materials-usually-metals-when-they-absorb-energy-from-light-photons/a-researcher-is-exploring-the-photoelectric-effect-by-using-various-light-sources-to-shine-on-a-metal-surface-he-notes-that-electrons-are-emitted-from-the-metal-only-when-the-frequency-of-the-light-surpasses-a-certain-threshold-resulting-in-electrons-with-varying-kinetic-energy-based-on-this-finding-which-of-the-following-statements-best-explains-the-behaviour-observed-in-the-photoelectric-effect-c05de89a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/an-electronics-company-is-developing-a-power-supply-filter-and-has-opted-to-use-capacitors-connected-in-parallel-to-achieve-the-required-capacitance-if-the-capacitors-used-are-rated-at-4-f-6-f-and-10-f-what-will-the-total-capacitance-of-the-capacitor-set-be-e3674d19 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/a-proton-is-moved-horizontally-by-a-distance-of-050-m-in-a-uniform-electric-field-with-an-intensity-of-200-nc-given-that-the-electric-force-acts-in-the-same-direction-as-the-movement-what-is-the-work-done-by-the-electric-force-during-this-process-4c1c6d20 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/in-a-science-experiment-a-student-uses-a-polarising-filter-to-lessen-the-amount-of-sunlight-that-strikes-a-specific-reflective-surface-he-notes-that-by-tweaking-the-angle-between-the-axes-of-the-two-polarising-filters-the-intensity-of-the-transmitted-light-changes-according-to-maluss-law-given-the-connection-between-the-intensity-of-the-incoming-light-i0-the-angle-8-between-the-filters-and-the-intensity-i-of-the-light-that-gets-through-which-of-the-following-equations-correctly-represents-the-intensity-of-light-that-makes-it-through-the-second-polariser-81f4e828 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/in-a-science-practical-250-g-of-ice-at-0c-is-fully-converted-into-liquid-water-at-0c-given-that-the-latent-heat-of-fusion-of-ice-is-334-jg-what-is-the-total-heat-absorbed-by-the-ice-during-this-process-9e70a5cc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/in-a-home-power-system-three-capacitors-are-connected-in-parallel-to-enhance-the-quality-of-the-electrical-energy-the-values-of-the-individual-capacitances-are-450-f-325-f-and-275-f-what-is-the-total-capacitance-of-this-set-of-capacitors-ad7c412f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/at-a-science-fair-ana-showcases-how-a-spring-works-by-stretching-it-with-various-weights-she-notes-that-the-force-exerted-by-the-spring-increases-as-it-gets-more-compressed-or-stretched-based-on-the-connection-between-elastic-force-and-how-much-the-spring-deforms-how-can-ana-figure-out-the-force-f-exerted-by-the-spring-when-it-is-pulled-a-distance-x-a0671ba5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/in-a-physics-experiment-a-student-is-investigating-how-the-applied-force-contact-area-and-pressure-on-a-surface-relate-to-one-another-by-using-dimensional-analysis-he-needs-to-figure-out-the-dimension-of-a-constant-involved-in-this-relationship-which-of-the-following-alternatives-accurately-represents-the-dimension-of-this-unknown-constant-ba3e141c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/a-factory-uses-a-refrigeration-system-that-releases-heat-to-the-outside-environment-at-310-k-according-to-the-second-law-of-thermodynamics-what-stops-this-system-from-naturally-transferring-heat-from-the-environment-into-the-factory-without-any-outside-work-being-done-dc0d6384 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/a-cyclist-rides-around-a-circular-track-with-a-radius-of-50-meters-completing-laps-at-a-steady-pace-after-finishing-8-laps-he-takes-64-seconds-based-on-this-movement-what-is-the-angular-velocity-of-the-cyclist-9d116e34 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/while-swimming-in-a-pool-a-swimmer-observes-that-when-looking-up-towards-the-surface-the-light-from-underwater-creates-a-certain-angle-beyond-this-angle-light-is-no-longer-reflected-internally-with-the-refractive-index-of-water-being-133-and-that-of-air-at-100-lets-figure-out-the-critical-angle-of-incidence-for-light-as-it-transitions-from-water-to-air-2c69e46e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/a-factory-uses-a-metal-plate-with-a-regular-pattern-of-holes-to-help-dissipate-heat-from-its-equipment-when-the-temperature-of-the-plate-rises-it-expands-at-the-surface-calculate-the-change-in-distance-between-the-centres-of-two-adjacent-holes-after-a-temperature-increase-which-results-in-a-surface-expansion-of-05percent-8bae1771 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/a-mass-m-block-is-connected-to-a-perfect-spring-with-an-elastic-constant-k-and-oscillates-up-and-down-in-a-frictionless-setting-during-this-motion-its-noted-that-the-blocks-acceleration-is-directly-proportional-to-its-displacement-from-the-resting-equilibrium-position-but-in-the-opposite-direction-based-on-this-pattern-how-does-the-acceleration-of-the-block-relate-to-its-displacement-in-simple-harmonic-motion-b5f2c6b0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-technician-is-designing-the-launch-of-a-projectile-from-the-top-of-an-80-meter-high-building-the-projectile-is-launched-with-an-initial-speed-of-40-ms-at-an-angle-of-35-to-the-horizontal-to-ensure-that-the-projectile-lands-in-a-designated-area-without-crashing-into-nearby-buildings-its-essential-to-calculate-the-precise-point-of-impact-assuming-the-acceleration-due-to-gravity-is-98-ms-and-neglecting-air-resistance-what-is-the-horizontal-distance-the-projectile-will-cover-before-it-hits-the-ground-dfc14b24 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/in-an-experiment-to-investigate-the-photoelectric-effect-a-laser-emits-photons-with-a-frequency-of-50-1014-hz-using-plancks-constant-h-663-10-34-js-what-is-the-energy-of-each-photon-released-by-the-laser-e8c73626 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/in-a-lab-a-student-is-putting-together-an-electric-circuit-that-includes-a-battery-two-resistors-and-an-extra-resistor-for-taking-measurements-to-keep-an-eye-on-the-voltage-and-the-current-in-the-circuit-he-uses-a-voltmeter-and-an-ammeter-considering-the-ideal-characteristics-of-these-instruments-how-should-he-hook-up-the-voltmeter-and-ammeter-to-the-circuit-to-get-accurate-readings-1ca2edb7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/a-block-of-ice-weighing-50-g-at-10c-is-added-to-150-g-of-liquid-water-at-25c-inside-an-insulated-calorimeter-given-that-the-specific-heat-of-water-is-418-jgc-the-specific-heat-of-ice-is-209-jgc-and-the-latent-heat-of-fusion-of-ice-is-334-jg-what-will-the-final-equilibrium-temperature-of-the-system-be-7095a716 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-gaussian-equation-to-calculate-the-distance-between-images-and-lenses-as-well-as-their-sizes/a-video-projector-uses-two-converging-lenses-in-sequence-the-first-lens-has-a-focal-length-of-2500-cm-and-is-positioned-4000-cm-from-the-object-the-second-lens-has-a-focal-length-of-5000-cm-and-is-set-up-so-that-the-image-created-by-the-first-lens-acts-as-the-object-for-the-second-using-the-gaussian-lens-equation-work-out-the-distance-between-the-two-lenses-and-the-final-height-of-the-image-displayed-on-the-screen-given-that-the-height-of-the-initial-object-is-300-cm-867ffcca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/when-filling-a-pool-its-crucial-to-work-out-the-pressure-that-the-water-exerts-on-the-base-given-that-the-pool-has-a-depth-of-2-meters-and-the-density-of-water-is-1000-kgm-which-of-the-following-options-reflects-the-pressure-applied-by-the-water-at-the-bottom-of-the-pool-1bd110c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/in-a-factory-that-manufactures-electronic-components-an-industrial-fan-is-employed-to-cool-the-equipment-while-production-is-underway-the-fan-moves-in-consistent-circular-motions-completing-90-rotations-in-just-15-seconds-to-make-the-most-of-energy-usage-engineers-need-to-figure-out-the-rotation-period-and-frequency-of-this-motion-furthermore-they-should-assess-how-a-20percent-cut-in-the-period-affects-the-fans-operational-frequency-ensuring-the-cooling-remains-effective-bd3b661f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/in-a-home-electrical-circuit-joao-uses-a-voltmeter-to-measure-the-voltage-difference-between-two-points-of-a-light-bulb-and-an-ammeter-to-check-the-amount-of-current-flowing-through-it-considering-that-the-instruments-joao-is-using-are-genuine-and-have-specific-internal-resistances-which-of-the-following-options-best-explains-how-to-correctly-connect-the-voltmeter-and-ammeter-in-the-circuit-to-get-accurate-readings-59d49e17 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/in-an-electric-vehicle-energy-management-system-three-batteries-are-connected-in-series-through-capacitors-to-stabilise-the-voltage-supplied-to-the-motor-the-capacitors-used-have-capacitances-of-220-f-350-f-and-480-f-to-optimise-the-systems-performance-the-engineer-decides-to-add-a-fourth-capacitor-in-series-so-that-the-total-equivalent-capacitance-of-the-set-is-equal-to-100-f-what-should-be-the-capacitance-of-the-fourth-capacitor-eb3322dc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/an-optical-engineer-is-working-on-a-glass-lens-for-an-augmented-reality-gadget-when-a-light-ray-hits-the-lens-at-an-angle-of-35-it-transitions-from-air-into-the-glass-where-light-travels-at-a-speed-of-20010-ms-given-that-the-speed-of-light-in-air-is-about-30010-ms-apply-snells-law-to-find-the-angle-of-refraction-of-the-light-ray-within-the-glass-lens-9ae436f2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/in-a-physics-experiment-two-forces-are-at-play-on-an-object-within-the-cartesian-plane-the-first-force-is-represented-by-the-vector-f-i-2j-n-while-the-second-force-is-depicted-by-the-vector-f-i-j-n-by-applying-the-principle-of-vector-addition-what-is-the-resultant-vector-affecting-the-object-8491a42e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-cube-shaped-block-of-wood-with-edges-measuring-050-m-is-fully-submerged-in-water-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-buoyant-force-acting-on-the-block-2178d8ee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-magnetic-field-is-a-place-where-magnetic-forces-can-be-detected-represented-by-magnetic-field-lines-verify-which-bodies-interact-with-magnetic-fields-and-bodies-that-can-generate-a-magnetic-field-such-as-magnets/in-a-school-lab-the-learners-are-exploring-different-materials-to-find-out-which-ones-can-be-used-as-permanent-magnets-they-place-a-variety-of-objects-close-to-a-magnet-and-note-which-ones-show-magnetic-attraction-from-these-observations-what-magnetic-property-is-crucial-to-determine-if-a-material-can-interact-with-the-magnet-e916619c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/a-sound-technician-is-adjusting-two-speakers-that-are-producing-sound-waves-at-slightly-different-frequencies-which-creates-the-effect-of-beats-if-the-frequency-of-the-first-speaker-is-25675-hz-and-the-second-is-26050-hz-what-is-the-frequency-of-the-perceived-beats-2535e1c0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/a-metal-plate-has-a-circular-hole-with-a-diameter-of-05-metres-at-30c-when-the-temperature-of-the-plate-rises-to-130c-it-expands-at-the-surface-given-that-the-coefficient-of-surface-expansion-for-the-metal-is-1810-c-what-will-the-diameter-of-the-hole-be-after-heating-27307291 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-a-youngs-double-slit-experiment-a-single-wavelength-light-source-with-a-wavelength-of-500-nm-shines-light-that-passes-through-two-parallel-slits-spaced-02-mm-apart-the-light-creates-an-interference-pattern-on-a-screen-placed-15-m-away-from-the-slits-given-that-the-distance-d-between-the-screen-and-the-slits-is-significantly-larger-than-the-distance-d-between-the-slits-what-is-the-distance-between-two-consecutive-interference-maxima-visible-on-the-screen-e783ef7b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-car-is-making-a-turn-on-a-circular-road-with-a-radius-of-50-metres-maintaining-a-constant-speed-of-20-metres-per-second-considering-the-circular-path-of-the-vehicle-what-is-the-centripetal-acceleration-acting-on-the-car-e4104ef7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/stellar-evolution-is-vital-in-the-creation-and-distribution-of-chemical-elements-across-the-universe-which-directly-influences-how-solar-systems-form-by-examining-the-nuclear-fusion-processes-in-an-intermediate-mass-star-up-to-the-red-giant-phase-how-do-the-origins-and-spread-of-elements-like-silicon-and-iron-during-this-process-contribute-to-establishing-conditions-suitable-for-the-development-of-planetary-systems-akin-to-ours-43eaa965 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/a-team-of-engineers-is-working-on-a-submersible-pump-that-will-be-installed-in-a-water-reservoir-the-pump-needs-to-function-effectively-at-a-depth-of-15-meters-below-the-surface-of-the-water-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-pressure-on-the-pump-at-this-depth-ignoring-atmospheric-pressure-1a413e21 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-cyclist-is-cruising-along-a-straight-track-during-a-speed-training-session-at-5-10-and-15-seconds-their-positions-are-noted-as-20-metres-50-metres-and-90-metres-respectively-based-on-this-information-what-is-the-instantaneous-speed-of-the-cyclist-at-10-seconds-cc11714b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/a-group-of-musicians-is-tuning-their-instruments-before-a-performance-two-violins-are-producing-sound-waves-with-slightly-different-frequencies-which-creates-a-phenomenon-known-as-beats-if-the-first-violin-vibrates-at-25600-hz-and-the-second-at-25850-hz-what-is-the-frequency-of-the-beats-that-we-hear-922a1dda 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/a-technician-is-working-on-designing-a-parallel-plate-capacitor-for-an-electronic-gadget-the-plates-cover-an-area-of-005-m-and-are-spaced-0002-m-apart-the-gap-between-the-plates-is-filled-with-a-dielectric-material-that-has-a-relative-permittivity-of-35-can-you-work-out-the-capacitance-of-this-capacitor-83d34dad 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/in-a-game-of-billiards-the-white-ball-with-a-mass-of-017-kg-is-travelling-east-at-a-speed-of-250-ms-when-it-collides-with-the-red-ball-which-also-has-a-mass-of-017-kg-and-is-initially-at-rest-the-collision-happens-at-a-45-angle-relative-to-the-original-path-of-the-white-ball-given-that-the-coefficient-of-restitution-between-the-balls-is-09-calculate-the-speeds-and-directions-of-both-balls-after-the-collision-9274eda5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/in-a-lab-experiment-a-student-moves-an-electric-charge-of-350-c-from-point-a-to-point-b-doing-7000-j-of-work-in-the-process-given-that-the-electric-field-is-uniform-between-points-a-and-b-what-is-the-electric-potential-difference-between-these-two-points-21193416 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-plastic-container-with-a-capacity-of-200-litres-is-completely-filled-with-water-at-a-temperature-of-25-c-when-the-temperature-of-the-water-increases-to-35-c-what-will-be-the-new-volume-of-the-water-in-the-container-considering-the-volumetric-expansion-coefficient-of-water-is-0000214-c-052c016a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/a-truck-driver-is-moving-a-load-of-800-kg-from-a-depot-on-the-ground-floor-to-a-warehouse-thats-12-meters-up-taking-gravity-into-account-at-98-ms-what-is-the-work-done-by-the-weight-force-as-the-load-is-transported-f69b61af 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/during-a-night-observation-an-astronomer-spots-a-celestial-object-that-shines-exceptionally-bright-produces-a-significant-amount-of-energy-and-is-enveloped-by-a-halo-of-gas-and-interstellar-dust-based-on-these-features-what-type-of-celestial-object-is-being-observed-b16221e5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/to-calculate-the-gravitational-potential-energy-stored-in-the-reservoir-of-a-hydropower-plant-engineers-need-to-gauge-the-scale-of-this-energy-considering-that-the-reservoir-holds-a-volume-of-106-cubic-metres-of-water-and-is-situated-100-metres-above-the-turbine-with-the-acceleration-due-to-gravity-being-roughly-10-ms-what-is-the-scale-of-the-gravitational-potential-energy-stored-in-the-reservoir-423c58ba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/a-basketball-player-applies-a-constant-force-to-the-ball-during-the-shot-making-it-go-from-an-initial-velocity-of-0-ms-to-8-ms-in-just-04-seconds-using-the-impulse-theorem-how-do-we-relate-the-change-in-the-balls-momentum-to-the-impulse-exerted-by-the-player-a5b188c1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/an-engineer-is-designing-a-metal-reservoir-to-store-water-knowing-that-when-heated-water-expands-approximately-02percent-while-the-metal-of-the-reservoir-expands-around-01percent-what-considerations-should-the-engineer-keep-in-mind-to-prevent-the-reservoir-from-deforming-or-leaking-as-the-internal-temperature-rises-d705fdb8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/a-diver-goes-down-to-a-real-depth-of-400-metres-in-a-pool-an-observer-at-the-surface-of-the-water-sees-that-the-apparent-position-of-the-diver-is-at-a-different-depth-because-of-the-way-light-bends-at-the-air-water-boundary-given-that-the-refractive-index-of-water-is-133-what-does-the-observer-at-the-surface-perceive-as-the-divers-apparent-depth-30f0a7ff 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-sports-player-kicks-a-soccer-ball-from-the-top-of-a-2-metre-high-pole-at-a-45-angle-to-the-ground-and-with-an-initial-speed-of-15-ms-if-we-ignore-air-resistance-what-is-the-furthest-horizontal-distance-the-ball-travels-before-it-lands-93b5ebdb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-05-kg-block-is-attached-to-a-spring-with-a-spring-constant-of-200-nm-and-oscillates-horizontally-on-a-frictionless-surface-using-the-principles-of-simple-harmonic-motion-what-is-the-equation-that-describes-the-position-of-the-block-over-time-f89d8b5c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-projectile-is-launched-at-an-angle-from-the-ground-with-an-initial-speed-of-25-ms-making-an-angle-of-40-with-the-horizontal-ignoring-air-resistance-and-using-a-gravitational-acceleration-of-981-ms-what-is-the-total-horizontal-distance-the-projectile-travels-before-it-hits-the-ground-c1641303 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/a-physicist-is-comparing-the-movements-of-two-objects-one-launched-straight-up-from-the-surface-of-the-earth-and-another-aimed-toward-the-vastness-of-space-within-the-solar-system-given-the-key-gravitational-forces-at-play-in-each-case-what-fundamental-differences-come-into-play-when-analyzing-the-forces-and-accelerations-acting-on-each-object-and-how-do-these-discrepancies-affect-their-movement-paths-73a89f8f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/a-worker-is-pulling-a-box-using-two-ropes-the-first-rope-exerts-a-force-of-20-n-horizontally-while-the-second-rope-pulls-with-a-force-of-15-n-at-an-angle-of-60-to-the-horizontal-if-the-box-moves-5-meters-along-the-horizontal-what-is-the-work-done-by-the-total-force-on-the-box-a66a4bd4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/during-a-practical-experiment-a-student-sends-a-linear-pulse-down-a-rope-that-is-securely-anchored-at-one-end-when-the-pulse-hits-the-anchor-point-it-bounces-back-along-the-rope-considering-the-properties-of-reflected-waves-at-fixed-boundaries-which-of-the-following-scenarios-accurately-describes-how-the-reflected-wave-behaves-in-comparison-to-the-incident-wave-1f4e0d83 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-car-is-cruising-along-a-straight-road-at-a-steady-speed-of-60-kmh-the-driver-decides-to-toss-a-ball-at-right-angles-to-the-direction-of-travel-with-an-initial-speed-of-15-ms-if-we-ignore-air-resistance-and-take-the-acceleration-due-to-gravity-as-981-ms-how-will-the-balls-path-look-after-its-thrown-28d9f5a5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-factory-employs-a-thermal-machine-to-convert-heat-energy-into-mechanical-work-functioning-between-a-heat-source-at-500-k-and-a-cold-reservoir-at-300-k-if-the-machine-runs-ideally-in-accordance-with-the-carnot-cycle-and-absorbs-1500-j-of-heat-from-the-hot-source-calculate-the-efficiency-of-the-cycle-and-the-work-output-from-the-machine-eea6e3d7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/a-local-electrical-engineer-is-working-on-designing-a-power-distribution-system-for-a-small-town-to-make-sure-the-system-runs-smoothly-he-needs-to-figure-out-the-potential-difference-between-two-specific-points-in-the-power-network-it-has-been-established-that-to-move-a-charge-of-3-c-between-these-points-he-had-to-do-90-j-of-work-what-is-the-potential-difference-between-these-two-points-ca25d944 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-newtons-laws-solve-mechanics-problems-involving-the-calculation-or-use-of-weight-normal-friction-among-other-forces/a-block-with-a-mass-of-8-kg-is-sitting-on-a-flat-surface-a-student-pulls-the-block-with-a-constant-force-of-20-n-angled-at-45-to-the-horizontal-given-that-the-acceleration-due-to-gravity-is-981-ms-and-theres-no-vertical-movement-what-is-the-size-of-the-normal-force-that-the-surface-exerts-on-the-block-cb3da697 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/a-research-lab-is-working-on-a-new-device-that-measures-the-strength-of-seismic-waves-the-initial-readings-were-recorded-in-imperial-units-1000-pounds-force-and-a-frequency-of-60-cycles-per-minute-to-align-this-data-with-other-studies-around-the-world-its-essential-to-convert-these-units-to-the-international-system-si-which-of-the-following-conversions-is-accurate-for-the-measured-force-and-frequency-aa518c1a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/with-the-growth-of-wireless-technologies-more-and-more-people-are-being-exposed-to-different-forms-of-electromagnetic-radiation-while-the-radio-waves-used-for-mobile-and-internet-communications-are-low-in-energy-other-types-of-radiation-we-encounter-daily-such-as-x-rays-in-medical-imaging-carry-much-higher-energy-levels-looking-at-the-various-kinds-of-electromagnetic-radiation-which-one-poses-the-biggest-risk-of-harming-human-dna-thereby-raising-the-chances-of-genetic-mutations-431e4415 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-truck-is-towing-a-trailer-on-a-flat-road-with-a-rope-that-makes-a-30-angle-with-the-horizontal-if-the-force-applied-by-the-truck-is-500-n-what-is-the-traction-force-acting-in-the-horizontal-direction-b8e8e7bc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/two-toy-cars-have-a-bump-on-a-track-car-a-weighs-1-kg-and-is-moving-at-2-ms-before-the-crash-while-car-b-also-weighing-1-kg-is-sitting-still-after-the-collision-car-a-slows-down-to-05-ms-and-car-b-speeds-up-to-15-ms-what-is-the-coefficient-of-restitution-for-this-crash-56285bc8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/an-electron-that-starts-off-at-rest-is-pushed-along-by-a-consistent-electric-field-e-across-a-distance-d-given-that-the-electric-force-applies-work-w-on-the-electron-during-this-movement-calculate-the-electrons-final-speed-after-it-has-covered-this-distance-ac1e98c3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/astronauts-are-looking-to-launch-a-probe-to-explore-mars-orbit-given-the-principles-of-universal-gravitation-what-is-the-key-factor-that-will-dictate-the-speed-needed-for-the-probe-to-break-free-from-earths-gravitational-pull-and-make-its-way-to-mars-1c810e17 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/an-engineer-is-testing-the-resistance-of-a-spring-used-in-a-suspension-system-he-compresses-the-spring-by-015-metres-knowing-that-the-spring-constant-is-250-nm-how-much-work-is-done-by-the-elastic-force-during-the-compression-412aa9d6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/a-flat-mirror-is-moving-steadily-towards-a-fixed-object-at-a-constant-speed-v-considering-the-formation-of-the-virtual-image-by-the-mirror-what-is-the-speed-at-which-the-image-appears-to-move-in-relation-to-the-object-41b6a3ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/a-scientist-is-investigating-how-heat-transfers-in-various-materials-used-for-building-sustainable-homes-he-applies-fouriers-law-to-understand-how-the-properties-of-these-materials-affect-heat-movement-through-the-walls-since-the-heat-flow-is-proportionate-to-the-wall-area-and-the-temperature-difference-but-inversely-proportionate-to-its-thickness-which-of-the-following-actions-would-boost-the-rate-of-heat-flow-through-a-wall-made-of-a-certain-material-d1f766e8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-cylindrical-container-filled-with-water-has-a-height-of-5-metres-considering-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-98-ms-what-is-the-pressure-exerted-by-the-water-at-the-bottom-of-the-container-4533e08b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/a-photographer-uses-polarizing-filters-in-their-camera-to-cut-down-on-unwanted-reflections-from-surfaces-like-water-and-glass-the-first-polarizing-filter-allows-light-with-a-specific-orientation-of-polarization-to-come-through-then-a-second-polarizing-filter-is-set-to-an-angle-8-relative-to-the-first-according-to-the-laws-of-light-polarization-what-is-the-power-of-the-light-that-passes-through-the-second-filter-compared-to-the-initial-power-p-52c3708f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-learner-is-pulling-a-shopping-trolley-on-a-flat-surface-for-the-trolley-to-move-at-a-steady-speed-what-are-the-directions-and-senses-of-the-forces-of-traction-and-friction-acting-on-the-trolley-ba98612e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/while-training-for-a-marathon-an-athlete-keeps-track-of-the-number-of-steps-taken-during-their-daily-runs-to-gauge-their-performance-understanding-that-the-official-marathon-distance-is-42195-kilometers-and-that-each-runners-step-length-differs-use-the-idea-of-order-of-magnitude-to-roughly-estimate-how-many-steps-this-athlete-will-need-to-complete-the-race-f271f697 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/during-a-night-stargazing-session-maria-used-her-telescope-to-spot-different-objects-in-the-sky-she-came-across-a-celestial-body-that-shines-with-its-own-light-and-has-a-significant-mass-holding-its-shape-thanks-to-gravitational-force-given-these-traits-what-type-of-celestial-object-is-maria-talking-about-e1c42ad2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/in-a-medical-clinic-various-forms-of-electromagnetic-radiation-are-utilised-for-diagnosing-and-treating-patients-for-instance-x-rays-are-used-in-imaging-tests-while-ultraviolet-radiation-can-be-harnessed-in-particular-therapies-taking-into-account-the-characteristics-of-electromagnetic-waves-and-the-possible-health-risks-tied-to-each-type-of-radiation-which-of-the-following-statements-best-evaluates-the-safety-and-effectiveness-of-these-medical-procedures-44b3c969 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/in-a-radio-transmission-electromagnetic-waves-send-signals-over-large-distances-without-needing-a-physical-medium-in-contrast-when-a-guitar-string-vibrates-to-create-sound-mechanical-waves-travel-through-the-air-until-they-reach-the-listeners-ears-given-this-context-which-alternative-best-distinguishes-between-electromagnetic-and-mechanical-waves-dd54cdb9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-figure-skater-starts-a-spin-with-an-initial-angular-velocity-of-200-rads-and-gradually-increases-their-angular-velocity-at-a-constant-angular-acceleration-of-050-rads-after-400-seconds-what-will-be-the-angular-displacement-achieved-by-the-skater-during-this-time-bc74a327 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/in-a-lab-a-student-mixes-40000-g-of-water-at-7000-c-with-25000-g-of-water-at-2000-c-in-a-perfectly-insulated-calorimeter-assuming-no-heat-is-lost-to-the-surroundings-and-knowing-that-the-specific-heat-capacity-of-water-is-418-jgc-what-will-be-the-equilibrium-temperature-of-the-mixed-water-1efe4652 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/in-a-geometric-optics-experiment-a-light-source-emits-two-distinct-rays-that-strike-a-flat-mirror-by-observing-how-the-reflected-rays-move-the-student-applies-the-concepts-of-straight-line-propagation-and-the-reversibility-of-light-to-determine-their-return-paths-based-on-these-concepts-which-of-the-following-options-is-correct-regarding-the-reflected-rays-164b34db 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/a-copper-bar-with-a-cross-sectional-area-a-and-length-l-connects-two-heat-sources-kept-at-different-temperatures-t1-and-t2-according-to-fouriers-law-if-the-length-of-the-bar-is-increased-to-twice-its-size-while-keeping-the-cross-sectional-area-and-the-temperature-difference-constant-what-will-happen-to-the-heat-flow-through-the-bar-17c552b2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/an-observer-standing-outside-a-water-tank-notices-a-coin-submerged-at-a-specific-depth-because-of-how-light-bends-when-it-moves-between-air-and-water-the-coin-looks-like-its-positioned-differently-than-it-actually-is-given-that-the-refractive-index-of-water-is-133-and-that-of-air-is-100-what-would-be-the-actual-depth-of-the-coin-if-it-appears-to-be-250-meters-deep-5be89b7a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/while-maintaining-a-lighting-system-in-a-building-a-technician-notices-that-two-light-bulbs-with-the-same-resistance-are-connected-in-parallel-and-then-in-series-with-a-control-resistor-of-8-w-the-power-supply-delivers-a-voltage-of-24-v-and-the-current-flowing-through-the-control-resistor-is-15-a-applying-the-1st-law-of-ohm-how-do-we-find-the-resistance-of-each-light-bulb-e07ee734 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/theres-a-team-in-an-optics-lab-working-on-a-device-that-uses-prisms-to-redirect-beams-of-white-light-for-spectroscopy-applications-imagine-an-equilateral-prism-made-of-material-with-a-refractive-index-of-150-with-light-coming-in-at-an-angle-of-30-to-the-normal-at-the-entry-face-using-snells-law-what-would-be-the-total-angular-displacement-of-the-light-beam-as-it-goes-through-the-prism-77431595 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/an-ideal-gas-is-trapped-in-a-cylinder-that-has-a-movable-piston-during-the-gas-transformation-process-the-temperature-of-the-gas-rises-from-300-k-to-600-k-while-keeping-the-pressure-steady-what-is-the-relationship-between-the-final-volume-and-the-initial-volume-of-the-gas-e7255862 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/a-car-sets-off-from-point-a-heading-north-at-a-steady-speed-of-60-kmh-after-an-hour-the-driver-makes-a-turn-and-starts-driving-south-at-40-kmh-what-is-the-change-in-the-cars-position-from-the-start-to-the-end-of-the-journey-62d749a2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-a-hydrogen-like-atom-based-on-the-concepts-of-modern-physics-calculating-for-example-the-radius-of-the-atom-in-the-nth-orbit/in-a-modern-physics-practical-a-student-employs-the-bohr-model-to-examine-the-hydrogen-atom-he-aims-to-find-the-radius-of-the-third-electron-orbit-to-compare-it-with-the-data-gathered-through-spectroscopy-taking-into-account-the-principles-of-energy-quantization-and-the-features-of-the-orbits-proposed-by-bohr-what-is-the-radius-of-the-n-th-orbit-of-this-atom-where-n-equals-three-8ed56c94 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/an-artist-uses-a-device-with-lenses-to-project-larger-images-onto-a-wall-during-presentations-he-needs-the-projected-image-to-be-real-upside-down-and-larger-for-better-visibility-given-these-traits-what-type-of-lens-is-the-artist-using-c8934855 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-simple-harmonic-motion-there-is-conservation-of-kinetic-energy-and-calculate-the-velocity-at-certain-points-or-the-deformation-of-the-spring/a-3-kg-block-is-attached-to-a-spring-with-a-spring-constant-of-80-nm-moving-in-simple-harmonic-motion-without-any-friction-considering-the-conservation-of-mechanical-energy-in-this-setup-what-is-the-speed-of-the-block-when-the-spring-is-compressed-by-015-m-from-its-resting-position-1a77beb0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/in-a-lab-setting-two-observers-in-different-inertial-reference-systems-measure-the-speed-of-a-light-beam-in-a-vacuum-at-the-same-time-according-to-the-principles-of-the-theory-of-relativity-which-of-the-following-conclusions-is-correct-regarding-the-measurements-taken-by-the-two-observers-31a7ba41 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/during-a-class-presentation-the-students-set-up-a-pinhole-camera-to-show-off-the-principle-of-geometric-optics-knowing-that-the-distance-between-the-pinhole-of-the-camera-and-the-projection-screen-is-200-metres-and-that-the-projected-image-has-a-height-of-050-metres-what-should-be-the-height-of-an-object-placed-800-metres-from-the-pinhole-camera-for-its-image-to-be-projected-correctly-ba4b7ce7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/in-a-physics-lab-a-student-sets-up-a-simple-pendulum-using-a-175-metre-long-string-and-observes-that-the-period-of-complete-oscillation-is-236-seconds-considering-that-the-motion-of-the-pendulum-can-be-described-as-simple-harmonic-motion-and-that-the-amplitude-of-the-oscillations-is-small-what-is-the-approximate-value-of-the-acceleration-due-to-gravity-in-the-area-where-the-experiment-was-carried-out-c8c0b899 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-an-electrical-workshop-three-resistors-with-values-of-50-w-75-w-and-150-w-are-connected-to-the-same-power-source-in-parallel-what-is-the-total-electrical-resistance-of-this-setup-c67f6621 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/black-holes-have-a-region-around-them-known-as-the-event-horizon-beyond-which-no-information-can-escape-considering-the-principles-of-general-relativity-which-of-the-following-statements-accurately-describes-what-happens-to-the-passage-of-time-for-an-observer-getting-closer-to-the-event-horizon-of-a-black-hole-e9b30b0e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-constant-force-remembering-that-work-is-calculated-by-the-product-of-the-distance-traveled-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/maria-is-moving-a-table-by-dragging-it-with-a-steady-force-that-makes-an-angle-of-35-degrees-with-the-horizontal-if-she-manages-to-shift-the-table-a-distance-of-850-metres-what-is-the-work-done-by-the-applied-force-73d7bd6b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/a-factory-is-setting-up-a-monitoring-system-that-uses-rectangular-coils-to-gauge-variations-in-the-surrounding-magnetic-field-each-coil-measures-05-m-by-10-m-and-is-positioned-in-a-stable-magnetic-field-of-intensity-40-t-making-a-30-angle-with-the-normal-to-the-coils-surface-the-system-runs-continuously-maintaining-the-coils-orientation-relative-to-the-magnetic-field-based-on-this-calculate-the-magnetic-flux-through-one-of-the-coils-and-determine-if-this-magnetic-flux-remains-stable-during-the-systems-operation-5fa1e405 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/a-boat-is-moving-at-a-speed-of-3i-4j-ms-in-relation-to-the-water-given-that-the-river-current-is-represented-by-the-vector-2i-j-ms-what-is-the-overall-velocity-of-the-boat-in-relation-to-the-riverbank-07d297d3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-car-travels-in-a-circular-path-with-a-radius-of-120-meters-on-a-test-track-during-this-manoeuvre-its-speed-steadily-increases-from-10-ms-to-22-ms-over-8-seconds-considering-uniformly-accelerated-circular-motion-what-are-the-centripetal-acceleration-and-the-average-tangential-acceleration-of-the-car-during-the-turn-5ed155b9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/in-an-electrical-circuit-two-capacitors-with-capacitances-of-5-mf-and-10-mf-are-connected-in-series-to-a-20-v-power-supply-what-is-the-charge-stored-in-each-capacitor-7807ee4e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/an-open-water-reservoir-has-a-depth-of-10-metres-using-stevins-theorem-what-is-the-pressure-exerted-by-the-water-at-the-bottom-of-the-reservoir-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-98-ms-34dcf400 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/an-engineer-is-designing-a-damping-system-for-a-bridge-using-springs-to-absorb-the-vibrations-caused-by-vehicles-he-chooses-a-spring-with-a-known-elastic-constant-and-attaches-a-weight-that-the-spring-will-support-given-that-this-mass-spring-system-experiences-simple-harmonic-motion-what-is-the-period-of-this-motion-e2fec880 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/a-block-weighing-20-kg-is-resting-on-a-flat-surface-the-static-friction-coefficient-between-the-block-and-the-surface-is-045-while-the-kinetic-friction-coefficient-is-035-what-is-the-least-amount-of-horizontal-force-required-to-get-the-block-moving-2b078927 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-a-youngs-double-slit-experiment-the-two-slits-are-spaced-04-mm-apart-and-are-lit-up-by-a-monochromatic-light-source-with-a-wavelength-of-600-nm-the-observation-screen-is-set-up-15-meters-from-the-slits-given-these-details-what-is-the-distance-from-the-central-point-to-the-third-maximum-intensity-that-can-be-seen-on-the-screen-bd83ab63 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-distances-in-vertical-motions-calculate-the-distance-traveled-as-well-as-the-final-velocity-and-the-time-of-displacement-in-a-vertical-motion-such-as-when-an-object-falls-from-a-tower/an-object-is-dropped-from-the-top-of-a-tower-that-stands-60-metres-tall-taking-gravitys-acceleration-as-98-ms-and-ignoring-air-resistance-how-long-does-it-take-for-the-object-to-hit-the-ground-8eaa4113 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/a-negatively-charged-metallic-sphere-is-in-contact-with-another-initially-neutral-metallic-sphere-after-they-are-separated-based-on-the-conservation-of-charge-what-will-the-charge-distribution-look-like-on-the-two-spheres-ebec4698 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/a-train-is-moving-at-a-steady-speed-relative-to-a-platform-an-observer-on-the-platform-and-another-inside-the-train-are-conducting-experiments-to-measure-the-speed-of-light-emitted-from-a-central-source-within-the-train-according-to-the-principles-of-relativity-how-will-the-two-observers-compare-their-measurements-of-the-speed-of-light-968a3ad7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/in-a-lab-experiment-a-researcher-is-working-with-a-rigid-container-filled-with-200-mol-of-an-ideal-gas-at-a-temperature-of-300-k-and-a-pressure-of-150-atm-due-to-changes-in-the-environment-the-gas-temperature-rises-to-450-k-while-the-amount-of-gas-stays-the-same-using-the-general-gas-equation-what-will-be-the-new-pressure-exerted-by-the-gas-in-the-container-4c3882cc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/in-a-lab-exercise-learners-are-exploring-the-structure-of-the-hydrogen-atom-through-the-bohr-model-taking-into-account-the-principles-of-modern-physics-as-they-apply-to-this-model-how-do-we-determine-the-radius-of-the-n-th-orbit-of-the-hydrogen-atom-5cfa24ee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/an-ophthalmologist-is-assessing-a-patient-who-is-struggling-to-see-objects-in-the-distance-clearly-the-human-eye-can-be-represented-as-a-converging-lens-with-a-focal-length-of-around-17-mm-what-kind-of-eye-deviation-is-the-patient-likely-experiencing-and-what-type-of-corrective-lens-would-be-suitable-for-this-condition-d4186cd2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/during-an-astronomical-study-three-distinct-celestial-objects-were-identified-object-x-shows-a-strong-emission-of-ionized-gas-and-regions-where-new-stars-are-being-formed-object-y-has-a-spiral-shape-with-several-bright-spots-scattered-along-its-arms-and-object-z-features-a-continuous-spectrum-with-absorption-lines-pointing-to-a-high-surface-temperature-based-on-these-characteristics-how-can-we-properly-classify-these-objects-into-their-respective-categories-fb30ffe3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/an-electric-forklift-at-abc-transport-lifts-heavy-boxes-for-storage-in-the-warehouse-if-the-forklift-does-1200-joules-of-work-to-lift-a-box-to-the-desired-height-in-15-seconds-what-is-the-power-output-of-the-forklifts-motor-31b68003 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/when-building-a-suspension-bridge-engineers-need-to-think-about-how-the-materials-will-expand-and-contract-with-changes-in-temperature-to-keep-the-structure-safe-and-sound-as-temperatures-rise-the-steel-cables-will-stretch-so-whats-the-main-strategy-used-to-handle-this-expansion-and-keep-the-bridge-intact-91b53495 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/in-a-factory-the-water-used-for-cooling-flows-through-a-pipe-that-has-a-constant-diameter-over-a-span-of-450-minutes-360-cubic-meters-of-water-moves-through-a-section-of-this-pipe-what-is-the-flow-rate-of-water-in-this-pipe-3af9693d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/a-scientist-is-carrying-out-a-calorimetry-experiment-he-combines-250-g-of-water-at-90c-with-350-g-of-water-at-30c-in-a-closed-calorimeter-setup-considering-that-the-specific-heat-capacity-of-water-is-418-jgc-what-will-the-final-temperature-of-the-mixture-be-bfe43e3b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/in-a-physics-lab-a-student-moves-an-electric-charge-of-300-mc-from-point-a-to-point-b-against-a-steady-electric-field-of-intensity-500-nc-the-charge-is-displaced-over-a-distance-of-020-m-at-an-angle-of-30-to-the-direction-of-the-electric-field-assuming-there-are-no-other-forces-acting-on-the-system-what-is-the-work-done-by-the-electric-force-during-this-movement-42b6c05f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/a-satellite-is-orbiting-the-earth-at-an-altitude-of-600-km-while-another-satellite-is-circling-the-sun-at-a-distance-of-15-10-meters-using-newtons-universal-law-of-gravitation-which-of-the-two-satellites-feels-a-stronger-gravitational-pull-from-the-central-body-it-is-orbiting-f18597f6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/an-engineer-is-working-on-a-magnetic-sensor-that-employs-loops-to-pick-up-changes-in-magnetic-fields-to-calibrate-the-sensor-he-sets-up-a-circular-loop-with-a-radius-of-2000-cm-through-which-a-current-of-150-a-passes-using-the-principles-governing-the-magnetic-field-generated-by-a-loop-what-is-the-strength-of-the-magnetic-field-at-the-centre-of-the-loop-dd911a56 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-solenoids-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-solenoids/an-engineer-is-designing-an-electromagnet-for-an-industrial-lifting-system-he-uses-a-solenoid-made-up-of-500-turns-with-a-total-length-of-075-metres-and-it-carries-a-current-of-25-a-given-that-the-permeability-of-vacuum-is-4p-10-7-tma-what-is-the-strength-of-the-magnetic-field-inside-the-solenoid-f4f551b5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-gausss-equation-to-calculate-the-distance-between-images-and-mirrors-based-on-the-mirrors-focal-length-as-well-as-the-linear-magnification/in-a-physics-lab-the-learners-are-exploring-how-images-are-positioned-with-concave-mirrors-in-optical-experiments-one-of-the-educators-places-an-object-30-cm-away-from-a-concave-mirror-that-has-a-focal-length-of-15-cm-using-the-gaussian-equation-what-is-the-distance-of-the-resulting-image-from-the-mirror-and-what-linear-magnification-do-we-get-4d7611c3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-sports-player-kicks-a-soccer-ball-with-an-initial-speed-of-25-ms-at-a-45-angle-to-the-ground-assuming-no-air-resistance-what-is-the-highest-point-that-the-ball-reaches-during-its-flight-3bf92dbd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-motorcyclist-speeds-down-a-straight-road-taking-note-of-their-position-every-second-when-they-reach-80-meters-from-the-start-they-cover-92-meters-in-the-next-second-based-on-this-data-what-is-the-instantaneous-speed-of-the-motorcyclist-at-80-meters-f14f3fb8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/in-a-lab-a-2-metre-long-iron-bar-is-subjected-to-a-rise-in-temperature-using-the-concept-of-linear-expansion-what-happens-to-the-length-of-the-bar-when-the-temperature-increases-46b4d99b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/a-physics-teacher-connects-two-strings-made-from-different-materials-to-the-same-tension-source-string-a-has-a-linear-density-of-0006-kgm-while-string-b-has-a-linear-density-of-0015-kgm-given-that-the-applied-tension-is-36-n-calculate-the-wave-speeds-that-travel-through-each-string-2d57a401 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/during-a-bus-trip-passengers-often-lurch-forward-when-the-vehicle-brakes-abruptly-unless-theyre-holding-on-or-wearing-seatbelts-according-to-newtons-1st-law-what-mainly-explains-this-behaviour-of-the-passengers-27d2e504 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/car-a-leaves-the-garage-and-travels-at-a-steady-speed-of-60-kmh-along-a-straight-road-three-hours-after-car-a-sets-off-car-b-starts-its-journey-on-the-same-route-also-moving-at-a-consistent-pace-if-car-b-manages-to-catch-up-with-car-a-just-as-both-have-covered-300-km-what-is-the-constant-speed-of-car-b-c42ce62b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/in-a-physics-lab-the-students-set-up-a-circuit-with-a-24-v-power-supply-connected-in-series-with-two-resistors-one-being-6-w-and-the-other-3-w-to-measure-the-total-current-in-the-circuit-they-used-a-real-ammeter-with-an-internal-resistance-of-02-w-they-also-connected-a-real-voltmeter-to-the-terminals-of-the-3-w-resistor-which-has-an-internal-resistance-of-150-w-taking-into-account-the-internal-resistances-of-the-measuring-equipment-what-reading-will-the-voltmeter-show-0e9a56c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-1500-kg-car-is-navigating-a-turn-on-a-circular-track-with-a-radius-of-30-metres-maintaining-a-steady-speed-of-18-ms-taking-into-account-the-forces-acting-during-this-circular-motion-calculate-the-centripetal-acceleration-experienced-by-the-car-while-rounding-the-bend-38b20ecf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/a-diver-goes-down-to-a-depth-of-15-meters-in-a-lake-where-the-atmospheric-pressure-is-102-atm-given-that-the-density-of-the-lake-water-is-997-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-total-pressure-acting-on-the-diver-at-this-depth-f81658c6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/an-engineer-is-designing-a-refrigeration-system-that-utilises-the-melting-and-freezing-of-water-to-effectively-absorb-and-release-heat-in-this-experiment-a-certain-amount-of-ice-at-0c-is-added-to-200-g-of-water-at-25c-until-everything-reaches-thermal-equilibrium-at-0c-considering-that-the-specific-heat-of-water-is-418-jgc-and-that-all-the-heat-lost-by-the-heated-water-goes-into-melting-the-ice-what-is-the-latent-heat-of-fusion-for-water-used-in-this-process-48530f0b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/a-doctor-in-a-hospital-in-brazil-uses-thermometers-that-measure-the-patients-temperature-in-celsius-while-a-colleague-in-a-hospital-in-the-united-states-uses-thermometers-that-measure-in-fahrenheit-to-ensure-clear-communication-of-international-medical-data-its-crucial-to-convert-the-temperatures-to-a-common-scale-if-a-patient-has-a-temperature-of-37c-what-would-that-be-in-degrees-fahrenheit-9fe8f716 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/during-a-soccer-match-a-player-takes-a-shot-and-kicks-the-ball-with-a-constant-force-of-300-n-for-a-time-span-of-005-seconds-the-kick-is-executed-at-an-angle-of-30-above-the-horizontal-given-that-the-ball-weighs-045-kg-and-was-initially-stationary-what-will-be-the-final-speed-of-the-ball-right-after-the-kick-672c8436 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-car-is-cruising-along-a-straight-road-at-a-steady-speed-of-80-kmh-suddenly-the-driver-indicates-to-take-a-left-turn-keeping-the-same-speed-throughout-the-maneuver-what-type-of-trajectory-does-the-car-follow-during-the-turn-0014548e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/an-engineer-in-south-africa-is-designing-a-suspension-system-for-a-vehicle-using-springs-and-masses-to-absorb-shocks-each-spring-has-a-spring-constant-of-200-nm-and-is-connected-to-a-mass-of-50-kg-given-that-the-system-operates-in-simple-harmonic-motion-what-is-the-oscillation-period-of-this-mass-spring-system-0a894b1a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/in-a-physics-lab-were-looking-at-two-substances-a-and-b-to-find-out-their-specific-masses-substance-a-weighs-3-kg-and-takes-up-a-volume-of-075-m-while-substance-b-comes-in-at-45-kg-with-a-volume-of-15-m-given-that-the-density-of-water-is-1000-kgm-which-of-the-following-statements-about-the-specific-mass-of-these-substances-holds-true-45e3cdef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/an-engineer-is-getting-ready-to-install-cables-in-a-building-and-needs-to-figure-out-the-total-length-of-the-cables-required-he-measured-that-the-total-amount-of-cables-is-25-kilometres-to-make-it-easier-to-present-the-data-in-the-report-the-engineer-wants-to-convert-this-measurement-to-metres-what-is-the-total-length-of-the-cables-in-metres-dafbb5ea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/on-a-hot-day-a-glass-bottle-filled-with-water-is-left-in-a-sunny-spot-as-the-temperature-goes-up-both-the-water-and-the-bottle-undergo-thermal-expansion-given-that-the-coefficient-of-expansion-for-water-is-greater-than-that-of-glass-which-of-the-following-options-best-describes-what-happens-to-the-bottle-and-the-water-ef98bb9d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/in-the-operation-of-a-thermal-machine-a-certain-amount-of-heat-is-transferred-from-a-hot-source-to-a-cold-reservoir-which-leads-to-work-being-done-according-to-the-second-law-of-thermodynamics-how-does-this-heat-transfer-influence-the-overall-entropy-of-the-universe-ca43ae16 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-glass-factory-is-working-on-a-new-type-of-container-designed-to-hold-liquids-at-varying-environmental-temperatures-this-container-has-an-internal-volume-of-50000-cm-at-25c-and-is-constructed-from-a-material-with-a-volumetric-expansion-coefficient-of-000045-c-if-the-liquid-within-the-container-has-a-volumetric-expansion-coefficient-of-000075-c-what-will-be-the-overall-volume-change-of-the-system-container-plus-liquid-when-the-temperature-rises-to-80c-please-note-that-the-expansions-of-the-container-and-the-liquid-happen-independently-and-that-the-expansion-occurs-uniformly-in-all-directions-ea71d1f9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/in-a-thermodynamic-process-the-pressure-of-an-ideal-gas-changes-according-to-the-formula-pv-4-105-15-104-v-where-p-is-measured-in-pascals-and-v-in-cubic-meters-as-the-volume-of-the-gas-increases-from-2-10-3-m-to-8-10-3-m-we-need-to-calculate-the-work-done-by-the-gas-during-this-change-719e85f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-motorcyclist-is-executing-a-manoeuvre-on-a-circular-track-with-a-radius-of-40-metres-in-the-first-25-seconds-of-the-curve-he-accelerates-uniformly-increasing-his-angular-position-from-30-to-150-then-over-the-next-35-seconds-he-decelerates-uniformly-bringing-his-angular-position-down-to-90-considering-the-entire-journey-what-is-the-average-angular-velocity-of-the-motorcyclist-during-the-60-seconds-of-the-manoeuvre-14895064 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-vector-is-which-has-magnitude-direction-and-sense-calculate-the-magnitude-of-a-vector-write-a-vector-in-the-cartesian-plane/a-boat-is-sailing-at-a-speed-of-12-ms-heading-north-and-is-being-influenced-by-a-current-moving-at-5-ms-towards-the-east-what-is-the-resultant-velocity-of-the-boat-concerning-the-shoreline-expressed-as-a-vector-in-the-cartesian-plane-b316d9e5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/in-a-dam-water-flows-through-a-diversion-tunnel-before-making-its-way-back-to-the-main-river-lets-say-the-main-tunnel-has-a-cross-sectional-area-of-35-m-and-the-water-is-moving-at-a-velocity-of-28-ms-to-improve-water-distribution-the-tunnel-will-be-split-into-two-branches-with-areas-of-12-m-and-23-m-respectively-based-on-the-principle-of-conservation-of-flow-what-will-be-the-velocity-of-the-water-in-each-branch-once-the-division-has-taken-place-2ca94a71 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/a-party-balloon-contains-500-moles-of-air-at-a-pressure-of-100-atm-and-a-temperature-of-27c-if-the-balloon-is-taken-to-a-height-where-the-atmospheric-pressure-drops-to-080-atm-while-keeping-the-temperature-steady-what-will-be-the-new-volume-of-the-balloon-56606342 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-cylindrical-tank-holds-water-up-to-a-height-of-3-metres-a-metal-sphere-with-a-radius-of-05-metres-is-gradually-fully-immersed-in-the-water-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-calculate-the-buoyant-force-acting-on-the-sphere-from-the-water-3a4228a2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-4-kg-block-is-let-go-from-rest-at-the-top-of-a-frictionless-ramp-that-stands-8-meters-high-using-the-principle-of-conservation-of-mechanical-energy-what-will-the-kinetic-energy-of-the-block-be-when-it-reaches-the-bottom-of-the-ramp-3124ce98 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/in-a-research-lab-two-metallic-conductors-are-used-to-transport-heat-from-a-source-to-a-cooling-area-conductor-x-has-a-cross-sectional-area-of-05-m-a-length-of-3-metres-and-a-temperature-difference-of-150c-between-its-ends-with-a-thermal-conductivity-of-200-wmc-conductor-y-however-boasts-double-the-cross-sectional-area-half-the-length-and-a-thermal-conductivity-of-180-wmc-using-fouriers-law-which-of-the-two-conductors-achieves-a-higher-rate-of-heat-flow-and-what-factor-plays-the-biggest-role-in-this-difference-f18753df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/a-vehicles-suspension-system-uses-springs-to-cushion-the-bumps-from-the-road-each-spring-has-a-spring-constant-of-300-nm-and-is-compressed-by-010-meters-when-the-vehicle-is-stationary-when-loading-the-vehicle-with-an-extra-passenger-the-total-compression-of-the-springs-increases-to-015-meters-given-the-formula-f-kx-what-is-the-extra-force-exerted-by-the-springs-due-to-the-weight-of-the-passenger-c3cb33e4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/in-a-lab-a-researcher-measures-an-electric-current-of-075-a-and-an-electric-resistance-of-1200-w-to-make-the-calculations-easier-he-decides-to-convert-the-current-to-milliamperes-and-the-resistance-to-kiloohms-what-are-the-equivalent-values-of-these-quantities-using-the-international-system-prefixes-01723e7a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/an-electrical-circuit-is-made-up-of-a-power-source-and-a-resistor-if-the-power-source-provides-a-voltage-of-12v-and-the-current-flowing-through-the-resistor-is-2a-according-to-ohms-first-law-what-would-be-the-resistance-value-of-the-resistor-b16095b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/an-engineer-is-designing-a-transport-system-that-involves-pulling-an-object-using-two-forces-the-first-force-has-a-magnitude-of-250-n-and-acts-horizontally-while-the-second-force-has-a-magnitude-of-150-n-and-forms-an-angle-of-60-with-the-horizontal-direction-the-object-moves-8-metres-in-the-direction-of-the-resultant-force-what-is-the-work-done-by-the-resultant-force-on-the-object-during-this-displacement-1d64c161 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/to-send-a-spacecraft-that-can-break-free-from-the-earths-gravity-without-needing-extra-thrust-its-crucial-to-calculate-the-required-escape-velocity-taking-into-account-the-earths-mass-and-radius-what-is-the-minimum-speed-the-probe-needs-to-reach-right-at-launch-to-break-free-from-the-planet-3c5b10d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/a-cyclist-starts-off-at-rest-and-gradually-picks-up-speed-until-they-reach-12-ms-after-6-seconds-given-this-consistent-increase-in-motion-what-is-their-average-speed-for-this-time-period-3288333e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/imagine-an-electron-is-sitting-still-near-a-positively-charged-plate-which-is-separated-from-a-negatively-charged-plate-by-a-distance-d-we-want-to-figure-out-the-speed-of-the-electron-when-it-hits-the-other-plate-assuming-all-the-initial-electric-potential-energy-is-converted-into-kinetic-energy-with-no-energy-loss-9b8814ca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-student-is-pushing-a-15-kg-box-on-a-flat-surface-with-a-steady-force-of-40-n-applied-horizontally-the-box-is-moving-at-a-consistent-speed-given-this-scenario-which-of-the-options-below-accurately-depicts-all-the-forces-acting-on-the-box-including-their-directions-and-senses-55f33218 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/the-figure-represents-an-inclined-plane-where-a-block-of-mass-m-is-at-rest-under-the-action-of-a-for-b8261 2025-04-25 monthly https://storage.googleapis.com/teachy-questions-images/questions/946343fb-8f0d-4c54-9fc9-19bed3d2703c.jpg https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/in-a-telecommunications-device-to-ensure-reliable-performance-under-different-load-conditions-four-capacitors-are-linked-in-series-three-of-these-capacitors-have-capacitances-of-25-mf-30-mf-and-60-mf-respectively-considering-that-the-equivalent-capacitance-of-the-set-should-not-exceed-100-mf-to-maintain-voltage-stability-in-the-circuit-what-should-be-the-value-of-the-fourth-capacitor-0a48e7cf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/in-an-optics-lab-concave-mirrors-were-set-up-to-focus-light-beams-on-specific-points-while-convex-mirrors-were-used-to-broaden-the-field-of-view-without-causing-major-distortions-given-that-an-object-is-placed-beyond-the-focal-point-of-the-mirrors-which-of-the-following-statements-best-describes-the-characteristics-of-the-images-produced-by-the-concave-and-convex-mirrors-in-this-setup-74acb37a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/a-factory-is-developing-a-system-to-maintain-a-stable-temperature-in-a-large-storage-tank-the-tanks-walls-are-constructed-with-a-specific-material-designed-to-manage-heat-transfer-applying-fouriers-law-how-do-changes-in-the-area-and-length-of-the-tank-walls-influence-the-heat-flow-that-passes-through-them-989ce40c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/the-figure-illustrates-three-blocks-a-b-and-c-each-of-them-with-mass-m-connected-to-each-other-throu 2025-04-25 monthly https://storage.googleapis.com/teachy-questions-images/questions/c2b34add-edff-4915-9452-a185ae2d60a5.jpg https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-mass-m-block-is-placed-at-the-top-of-a-smooth-ramp-inclined-at-an-angle-8-to-the-horizontal-with-a-length-l-as-it-slides-down-the-ramp-the-blocks-gravitational-potential-energy-transforms-into-kinetic-energy-by-applying-the-principle-of-conservation-of-mechanical-energy-find-the-speed-of-the-block-when-it-arrives-at-the-bottom-of-the-ramp-in-terms-of-l-8-and-g-ba2f83b3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-train-takes-off-from-a-station-speeding-up-from-20-ms-to-35-ms-over-14-seconds-since-this-speed-change-happens-steadily-what-is-the-trains-average-scalar-acceleration-during-this-time-62bf8318 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-reference-frame-is-a-system-that-can-be-used-to-describe-the-motion-of-a-system-which-can-be-moving-or-at-rest-find-the-position-of-an-object-in-a-given-reference-system/a-train-is-travelling-in-a-straight-line-at-a-steady-speed-of-60-kmh-relative-to-the-ground-inside-this-train-a-person-strolls-in-the-opposite-direction-to-the-trains-movement-at-a-speed-of-5-kmh-according-to-the-reference-of-the-train-taking-into-account-the-ground-as-the-reference-point-what-is-the-speed-of-the-person-relative-to-the-ground-78e0d11f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/while-examining-a-remote-part-of-the-milky-way-astronomers-discovered-three-celestial-bodies-that-each-have-their-own-unique-light-properties-the-first-body-has-a-low-light-output-but-a-high-surface-temperature-the-second-boasts-a-substantial-compact-mass-and-radiates-strong-radiation-and-the-third-shows-moderate-brightness-alongside-a-relatively-low-temperature-in-light-of-star-evolution-processes-which-of-these-bodies-is-most-likely-to-be-a-neutron-star-4e70002b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/a-scientist-is-exploring-various-types-of-waves-to-create-new-communication-technologies-and-detection-systems-in-his-experiments-he-utilises-both-electromagnetic-waves-and-mechanical-waves-given-this-context-what-key-characteristic-distinguishes-electromagnetic-waves-from-mechanical-waves-efb505dc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/while-servicing-an-aircraft-on-the-ground-two-teams-are-working-together-to-support-the-wing-during-repair-procedures-the-first-team-is-applying-a-force-of-500-n-at-30-above-the-horizontal-and-the-second-team-is-using-a-force-of-500-n-at-150-above-the-horizontal-in-line-with-newtons-1st-law-assess-the-motion-of-the-wing-after-these-forces-are-applied-8fba4f2a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-cargo-ship-has-a-hull-with-a-submerged-cross-sectional-area-of-250-m-given-that-the-total-mass-of-the-vessel-is-5000-kg-and-the-density-of-seawater-is-1025-gcm-what-should-be-the-average-depth-of-immersion-for-the-hull-so-that-the-ship-stays-in-hydrostatic-equilibrium-5f343ac8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-coils-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-coils/while-setting-up-a-physics-experiment-a-student-needs-to-find-out-the-magnetic-field-created-at-the-centre-of-a-circular-coil-used-in-a-solenoid-the-coil-has-150-turns-and-is-powered-by-an-electric-current-of-25-a-given-that-the-radius-of-the-coil-is-10-cm-what-formula-should-be-used-to-calculate-the-magnetic-field-at-the-centre-of-the-coil-f0b0390b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/two-balls-with-masses-m-and-m-are-sliding-on-a-smooth-surface-without-friction-ball-1-moves-towards-ball-2-with-an-initial-velocity-v-while-ball-2-is-at-rest-at-the-beginning-after-they-collide-ball-1-has-a-velocity-v-and-ball-2-has-a-velocity-v-given-that-the-coefficient-of-restitution-between-the-two-balls-is-e-which-of-the-following-statements-accurately-describes-the-relationship-between-their-velocities-post-collision-a3200cf9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-car-weighing-1500-kg-is-navigating-a-circular-turn-with-a-radius-of-50-meters-maintaining-a-constant-speed-of-20-ms-given-that-the-only-horizontal-force-at-play-is-the-centripetal-force-required-to-keep-the-car-moving-in-a-circle-what-is-the-centripetal-force-acting-on-the-car-52750724 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-internal-energy-of-a-gas-is-and-how-to-calculate-it/in-a-thermal-machine-500-moles-of-an-ideal-gas-are-compressed-isothermally-from-an-initial-volume-of-1000-l-to-a-final-volume-of-400-l-since-the-internal-energy-of-an-ideal-gas-only-depends-on-its-temperature-can-you-tell-me-how-much-the-internal-energy-of-this-gas-changes-during-the-compression-process-83c8e6bd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/a-civil-engineer-is-assessing-the-stability-of-a-bridge-by-using-mechanical-waves-the-waves-being-emitted-have-a-frequency-of-60-hz-and-travel-at-a-speed-of-240-ms-through-the-bridges-structure-given-this-information-what-is-the-wavelength-of-the-mechanical-waves-being-used-cac0db36 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-electric-current-in-a-given-conductor-using-the-ratio-of-the-amount-of-charges-that-pass-through-the-conductor-divided-by-the-time/in-a-factory-two-electric-generators-are-linked-to-the-same-circuit-to-meet-the-machines-demands-the-first-generator-delivers-a-charge-of-450000-coulombs-over-a-period-of-300-seconds-while-the-second-generator-supplies-a-charge-of-300000-coulombs-during-the-same-timeframe-determine-the-overall-intensity-of-the-electrical-current-flowing-through-the-circuit-b7649ccc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/a-building-is-being-designed-with-a-wall-that-has-a-thickness-of-015-metres-and-a-total-area-of-12-m-the-thermal-conductivity-of-the-material-used-for-the-wall-is-08-wmk-the-inside-temperature-of-the-building-is-kept-at-22c-while-the-outside-temperature-is-7c-using-fouriers-law-what-is-the-heat-flow-that-passes-through-the-wall-33d821db 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/an-engineer-is-designing-a-device-that-makes-use-of-springs-to-absorb-shock-hes-using-a-spring-with-a-spring-constant-of-250-nm-when-an-object-is-placed-on-the-spring-it-compresses-by-010-meters-what-is-the-elastic-force-that-the-spring-exerts-on-the-object-178b9897 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/a-technician-is-adjusting-a-mirror-system-used-in-motion-sensors-during-the-adjustment-a-flat-mirror-is-moved-towards-a-stationary-object-at-a-constant-speed-of-v-ms-considering-how-images-are-formed-in-flat-mirrors-what-will-be-the-speed-of-the-image-of-the-object-in-relation-to-the-mirror-cb67da1f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-a-home-electrical-setup-an-electrician-is-working-on-a-parallel-circuit-that-includes-three-resistors-with-values-of-10-w-15-w-and-30-w-to-power-various-appliances-to-enhance-the-circuit-and-add-two-more-power-points-the-electrician-plans-to-connect-two-additional-resistors-with-the-same-resistance-in-parallel-what-should-the-resistance-value-of-each-of-these-new-resistors-be-to-ensure-that-the-overall-equivalent-resistance-of-the-circuit-is-brought-down-to-5-w-while-remaining-within-the-existing-electrical-systems-capacity-7adc02d3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/in-the-system-represented-below-the-body-a-with-a-mass-of-4-kg-is-connected-to-a-body-b-with-a-mass- 2025-04-25 monthly https://storage.googleapis.com/teachy-questions-images/questions/1b03b73b-94c5-4b54-828f-f2e48c18773e.jpg https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-a-physics-lab-two-small-charged-spheres-are-fixed-at-different-points-on-a-flat-surface-sphere-a-has-a-positive-charge-of-300-mc-and-is-located-1500-cm-north-of-sphere-b-which-has-a-negative-charge-of-200-mc-both-spheres-are-held-in-position-by-non-conductive-wires-considering-the-electric-forces-acting-between-the-spheres-which-of-the-following-statements-about-the-electric-field-at-the-midpoint-between-them-is-correct-90221dd5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/on-a-windless-day-to-fly-a-kite-a-boy-runs-horizontally-with-the-kite-tied-to-an-ideal-string-making-e3696 2025-04-25 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/an-engineer-is-designing-an-electrical-circuit-that-uses-a-copper-wire-with-a-resistivity-of-168-10-wm-the-wire-needs-to-be-50-metres-long-and-has-a-cross-sectional-area-of-20-10-m-using-ohms-law-calculate-the-total-resistance-of-the-wire-in-the-circuit-c3fc88d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/a-motorbike-takes-a-journey-from-one-city-to-another-covering-the-first-120-km-at-a-constant-speed-of-60-kmh-and-the-last-180-km-at-90-kmh-considering-the-whole-route-what-is-the-average-speed-of-the-motorbike-throughout-the-trip-b6280393 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/an-electric-field-generator-sets-up-a-consistent-electric-field-where-a-charge-of-2-mc-is-moved-from-point-x-to-point-y-doing-8-j-of-work-considering-that-the-movement-happens-in-line-with-the-electric-field-what-is-the-electric-potential-difference-between-points-x-and-y-4914edde 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-bricklayer-uses-an-ideal-fixed-pulley-and-a-rope-of-negligible-mass-to-vertically-lower-a-concrete-753bd 2025-04-25 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-electric-current-in-a-given-conductor-using-the-ratio-of-the-amount-of-charges-that-pass-through-the-conductor-divided-by-the-time/during-an-electricity-experiment-we-discovered-that-4500-electric-charges-go-through-a-particular-point-of-a-conductive-wire-in-90-seconds-with-this-information-what-is-the-intensity-of-the-electric-current-in-the-conductor-783601e4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-lateral-displacement-of-two-flat-surfaces-that-are-parallel-to-each-other/a-beam-of-light-hits-a-glass-sheet-with-flat-surfaces-making-a-45-angle-with-the-normal-to-the-first-surface-given-that-the-refractive-index-of-glass-is-150-apply-snells-law-to-find-the-lateral-shift-of-the-light-ray-after-it-leaves-the-plate-1354d331 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/during-an-optics-experiment-in-the-classroom-learners-set-up-a-point-light-source-close-to-an-opaque-object-and-watch-as-shadows-are-projected-onto-a-screen-they-observe-that-some-sections-of-the-shadow-have-clear-edges-while-others-are-more-blurred-and-less-bright-based-on-the-principles-of-geometric-optics-which-of-these-blurred-areas-corresponds-to-the-penumbra-31edcbd2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/in-a-lab-experiment-a-student-watches-how-a-wave-moves-along-a-stretched-string-the-position-of-a-specific-point-on-the-string-over-time-can-be-captured-by-a-sinusoidal-function-given-that-the-waves-amplitude-is-015-meters-and-the-frequency-is-25-hz-what-is-the-equation-that-shows-the-motion-of-that-point-as-time-goes-on-5c5bc232 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-a-physics-lab-two-charged-spheres-are-set-06-meters-apart-the-first-sphere-has-a-charge-of-3-x-10-6-c-while-the-second-has-a-charge-of-15-x-10-6-c-focusing-solely-on-the-interaction-between-these-two-charges-what-is-the-magnitude-of-the-electric-field-produced-by-the-first-sphere-at-the-location-of-the-second-sphere-use-the-electrostatic-constant-k-9-x-109-nmc-9a722a33 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/in-a-physics-lab-two-parallel-plates-are-spaced-010-meters-apart-and-subjected-to-a-steady-electric-field-of-intensity-300-nc-in-the-horizontal-direction-a-positive-charge-of-510-c-is-moved-from-point-a-to-point-b-covering-a-distance-of-005-meters-along-a-path-that-forms-a-30-angle-with-the-direction-of-the-electric-field-given-this-scenario-what-is-the-work-done-by-the-electric-force-when-moving-the-charge-from-a-to-b-fe3152ef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-a-lab-experiment-three-charged-conducting-spheres-are-lined-up-where-sphere-a-has-a-charge-of-400-c-sphere-b-has-a-charge-of-200-c-and-sphere-c-has-a-charge-of-300-c-the-distance-between-a-and-b-is-050-meters-and-the-distance-between-b-and-c-is-075-meters-using-coulombs-law-what-is-the-resultant-force-acting-on-sphere-b-due-to-spheres-a-and-c-fd1a094a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/in-a-standard-fridge-heat-is-taken-out-from-inside-the-appliance-and-released-into-the-outside-environment-according-to-the-second-law-of-thermodynamics-why-cant-heat-flow-naturally-from-the-cooler-surroundings-into-the-fridge-which-is-even-cooler-without-some-external-effort-d3bbd7d8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/a-force-of-100-n-is-acting-on-an-object-at-an-angle-of-30-degrees-with-respect-to-the-horizontal-to-find-the-components-of-this-force-we-need-to-break-the-vector-down-into-perpendicular-directions-what-is-the-horizontal-component-of-the-applied-force-acff4f87 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-newtons-laws-solve-mechanics-problems-involving-the-calculation-or-use-of-weight-normal-friction-among-other-forces/a-car-weighing-1500-kg-is-being-pulled-by-a-constant-force-from-a-cable-that-is-angled-at-2000-above-the-horizontal-the-road-surface-has-a-kinetic-friction-coefficient-of-035-considering-the-weight-normal-force-tension-in-the-cable-and-friction-acting-on-the-car-what-is-the-cars-acceleration-5717a946 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/in-a-lab-experiment-two-blocks-made-from-different-materials-are-immersed-in-water-to-examine-their-physical-properties-block-a-weighs-480-grams-and-has-a-volume-of-160-cm-while-block-b-weighs-600-grams-and-has-a-volume-of-200-cm-based-on-this-information-which-of-the-blocks-has-a-higher-specific-mass-0483a7ed 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/at-a-theme-park-a-carousel-is-spinning-around-in-a-smooth-circle-finishing-one-complete-round-every-15-seconds-for-the-safety-of-all-those-enjoying-the-ride-the-technical-crew-needs-to-figure-out-the-angular-velocity-of-the-carousel-based-on-this-what-is-the-angular-velocity-of-the-carousel-dda43c52 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-cyclist-is-cruising-along-a-path-where-their-position-over-time-is-described-by-the-function-st-5t-2t-t-meters-with-t-measured-in-seconds-what-is-the-cyclists-instantaneous-velocity-when-t-4-seconds-479a23c0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/during-a-routine-eye-test-an-optometrist-measures-the-focal-distance-of-a-patients-eye-and-finds-it-to-be-shorter-than-normal-making-it-hard-to-see-things-far-away-based-on-this-what-type-of-vision-impairment-does-the-patient-have-and-which-type-of-lens-would-be-recommended-to-fix-this-issue-aeb95617 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/in-a-lab-experiment-a-projectile-is-launched-straight-up-and-its-position-over-time-is-described-by-the-equation-st-5t-20t-15-where-s-is-in-metres-and-t-is-in-seconds-looking-at-the-motion-during-the-first-5-seconds-at-what-point-does-the-projectile-show-the-highest-instantaneous-velocity-b7e59eeb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-boat-with-mass-m-is-being-pulled-by-two-ropes-that-have-equal-tension-the-first-rope-is-at-an-angle-of-20-to-the-horizontal-whereas-the-second-rope-is-at-40-to-the-horizontal-given-that-the-system-is-moving-in-a-straight-line-on-a-surface-without-friction-what-is-the-tension-force-in-each-rope-in-terms-of-m-7dbd9909 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/during-a-school-experiment-a-teacher-stretches-two-ropes-made-of-different-materials-under-the-same-tension-of-50-n-rope-x-has-a-linear-mass-density-of-002-kgm-while-rope-y-has-a-linear-mass-density-of-005-kgm-using-the-relationship-that-the-velocity-of-a-wave-on-a-string-is-given-by-v-tm-where-t-is-the-tension-and-m-is-the-linear-mass-density-what-is-the-speed-of-the-waves-in-rope-x-bc8925b3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/when-heating-a-closed-system-500-j-of-heat-is-added-and-the-system-does-200-j-of-work-on-the-surroundings-based-on-the-1st-law-of-thermodynamics-what-is-the-change-in-the-internal-energy-of-the-system-02f2da42 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/a-proton-starts-off-at-rest-near-a-negatively-charged-plate-of-a-capacitor-with-a-potential-difference-of-500-v-when-the-proton-is-released-it-moves-towards-the-positively-charged-plate-accelerating-steadily-because-of-the-electric-field-between-the-plates-ignoring-the-influence-of-air-resistance-and-assuming-that-all-electrical-potential-energy-converts-into-kinetic-energy-what-will-the-protons-speed-be-when-it-hits-the-positive-plate-15ccb8c2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/in-a-classroom-demonstration-a-teacher-generates-a-wave-on-a-rope-thats-secured-to-a-wall-once-the-wave-interacts-with-the-wall-it-reflects-back-along-the-rope-the-teacher-notes-that-the-reflected-wave-displays-different-characteristics-compared-to-the-original-wave-given-this-observation-how-does-the-reflection-of-the-wave-occur-at-the-fixed-end-35b26f18 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/a-positively-charged-rod-with-a-charge-of-800-c-is-used-to-induce-charges-on-three-identical-metal-spheres-a-b-and-c-which-start-off-neutral-first-sphere-a-is-brought-close-to-the-rod-without-touching-it-causing-a-separation-of-charges-then-sphere-a-is-earthed-allowing-electrons-to-flow-in-and-neutralize-the-charge-next-sphere-b-is-charged-in-the-same-way-as-sphere-a-finally-spheres-b-and-c-are-brought-into-contact-and-then-separated-again-considering-the-conservation-of-electric-charges-in-the-system-what-will-be-the-final-charge-on-each-of-the-spheres-a-b-and-c-after-all-the-procedures-4243ed9b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-cyclist-is-training-on-a-circular-track-with-a-radius-of-50-meters-when-he-kicks-off-he-accelerates-angularly-in-a-smooth-manner-ramping-up-from-an-initial-angular-velocity-of-zero-to-2-rads-in-8-seconds-once-he-hits-this-speed-he-keeps-a-steady-rotation-until-he-finishes-up-10-laps-on-the-track-based-on-this-information-determine-1-what-was-the-cyclists-angular-acceleration-during-the-acceleration-phase-2-how-much-time-in-total-did-the-cyclist-take-to-finish-the-10-laps-after-starting-to-move-916cefed 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-bicycle-wheel-has-a-radius-of-035-meters-and-is-spinning-while-the-cyclist-moves-in-a-straight-line-at-a-steady-pace-if-over-10-seconds-the-cyclist-covers-a-distance-of-20-meters-what-was-the-average-angular-speed-of-the-wheel-during-this-time-dd3ea722 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/an-electrician-is-installing-a-lighting-system-in-a-home-and-is-using-three-resistors-with-values-of-8-w-12-w-and-24-w-these-resistors-are-arranged-in-a-mixed-configuration-within-the-circuit-what-is-the-total-equivalent-resistance-of-this-setup-1f1fc707 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-rotation-of-a-mirror-knowing-that-the-ray-exiting-the-mirror-rotates-twice-as-much-as-the-incident-angle-rotated/a-flat-mirror-is-set-up-to-rotate-continuously-around-its-vertical-axis-at-a-steady-rate-of-8-per-second-a-fixed-light-source-shines-a-beam-that-hits-the-mirror-at-an-angle-of-25-to-the-normal-of-its-reflecting-surface-after-4-seconds-of-consistent-clockwise-rotation-of-the-mirror-lets-find-out-the-total-angle-of-deviation-of-the-reflected-beam-in-relation-to-its-original-direction-its-important-to-note-that-the-beam-reflects-at-double-the-angle-that-the-mirror-has-rotated-74ecd5c0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/a-cyclist-is-pedalling-steadily-in-a-straight-line-at-a-speed-of-15-ms-heading-east-at-the-same-time-a-truck-is-cruising-along-the-same-road-in-the-same-direction-at-a-speed-of-10-ms-what-is-the-relative-speed-of-the-cyclist-compared-to-the-truck-0ee452a0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/in-a-practical-investigation-aimed-at-measuring-how-efficiently-a-material-emits-light-researchers-found-that-a-light-source-gives-off-250-1018-photons-each-second-with-a-frequency-of-600-1014-hz-given-that-the-energy-of-a-photon-is-calculated-using-e-hn-where-h-represents-plancks-constant-6626-1034-js-and-n-is-the-frequency-what-is-the-total-energy-emitted-by-the-source-over-a-duration-of-500-seconds-f7347899 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/a-driver-is-fiddling-with-the-rearview-mirror-of-his-parked-car-as-he-adjusts-it-the-mirror-begins-to-move-towards-the-car-at-a-steady-speed-of-5-ms-given-that-the-mirror-is-flat-what-speed-does-the-image-of-the-car-approach-the-mirror-3294df9a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-learner-is-pushing-a-20-kg-box-across-a-flat-surface-the-frictional-force-between-the-box-and-the-floor-remains-constant-at-50-n-if-the-learner-exerts-a-horizontal-force-of-70-n-to-shift-the-box-calculate-the-work-done-by-the-frictional-force-over-a-distance-of-5-meters-0e89c9bd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-lateral-displacement-of-two-flat-surfaces-that-are-parallel-to-each-other/a-physicist-is-investigating-how-a-beam-of-light-behaves-as-it-travels-through-two-parallel-glass-plates-each-measuring-5-cm-thick-with-a-refractive-index-of-n-160-the-beam-hits-the-first-plate-at-an-angle-of-35-relative-to-the-normal-line-using-snells-law-calculate-the-lateral-shift-of-the-beam-when-it-exits-the-second-plate-compared-to-its-original-path-in-the-surrounding-air-dcb844dc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-mass-of-250-kg-is-linked-to-a-horizontal-spring-that-has-a-spring-constant-of-100-nm-creating-a-frictionless-system-at-time-t-0-the-mass-is-moved-020-m-away-from-its-equilibrium-position-and-let-go-with-an-initial-speed-of-100-ms-in-a-positive-direction-given-that-the-motion-is-simple-harmonic-we-need-to-determine-the-equation-of-motion-that-defines-the-position-of-the-mass-over-time-71fdd891 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/a-scientist-is-examining-how-a-positive-charge-shifts-within-a-steady-electric-field-when-relocating-the-charge-from-point-a-with-potential-va-to-point-b-with-potential-vb-work-w-is-performed-what-equation-connects-electric-potential-the-work-carried-out-and-the-charge-that-is-moved-in-this-scenario-5ddef4d8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/a-group-of-engineers-is-working-on-the-design-of-a-water-supply-system-for-a-city-they-need-to-determine-the-flow-rate-of-water-moving-through-a-pipe-with-a-cross-sectional-area-of-075-m-and-a-flow-velocity-of-160-ms-what-would-be-the-flow-rate-of-water-in-this-pipe-451cb5d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/a-boat-is-sailing-at-a-speed-of-1000-ms-relative-to-the-water-heading-30-north-of-east-at-the-same-time-the-river-current-is-flowing-at-400-ms-towards-the-east-what-is-the-relative-speed-of-the-boat-with-respect-to-the-riverbank-a5ea0d92 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-lab-uses-a-glass-cylinder-that-can-hold-200-litres-to-carry-out-experiments-with-heating-liquids-when-the-temperature-in-the-lab-rises-by-25c-the-liquid-inside-the-cylinder-expands-given-that-the-volumetric-expansion-coefficient-of-the-liquid-is-000075c-what-will-the-new-volume-of-the-liquid-in-the-cylinder-be-after-its-heated-3ea84ba0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/a-physics-lab-is-set-up-with-two-static-electric-charges-a-positive-charge-of-5-c-at-point-a-and-another-positive-charge-of-2-c-initially-placed-at-point-b-which-is-1-meter-away-from-a-once-the-2-c-charge-is-let-go-from-rest-it-travels-straight-towards-the-5-c-charge-using-the-principles-of-electric-potential-energy-what-will-the-velocity-of-the-2-c-charge-be-when-it-gets-to-a-distance-of-04-meters-from-point-a-71ed1012 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/in-a-physics-practical-a-guitar-string-with-a-total-length-l-is-fixed-at-both-ends-and-kept-under-consistent-tension-the-teacher-notices-that-when-the-string-oscillates-at-the-fundamental-frequency-it-creates-a-pattern-of-stationary-waves-with-a-specific-wavelength-considering-the-higher-harmonics-how-does-the-wavelength-of-the-n-th-harmonic-relate-to-the-total-length-of-the-string-l-ee18ac26 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-block-with-mass-m-is-placed-at-the-top-of-a-frictionless-inclined-ramp-at-a-height-h-above-ground-level-as-it-slides-down-the-ramp-the-gravitational-potential-energy-of-the-block-converts-into-kinetic-energy-keeping-in-mind-the-principle-of-conservation-of-energy-what-will-the-speed-of-the-block-be-when-it-reaches-the-bottom-of-the-ramp-17cd6406 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/in-an-experiment-that-confines-electrons-in-a-quantum-box-physicists-aim-to-pin-down-both-the-position-and-momentum-of-an-electron-at-the-same-time-according-to-the-heisenberg-uncertainty-principle-which-states-that-dx-dp-2-where-is-the-reduced-planck-constant-researchers-measure-the-position-of-the-electron-with-an-uncertainty-dx-of-005-nm-given-105-10-js-what-is-the-minimum-possible-uncertainty-in-determining-the-momentum-dp-of-the-electron-in-this-experiment-c019eef9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-youngs-experiment-a-single-colour-light-source-sends-waves-through-two-parallel-slits-creating-an-interference-pattern-on-a-screen-placed-at-a-distance-l-from-the-slits-taking-into-account-the-distance-between-the-slits-d-and-the-wavelength-l-of-the-light-what-is-the-formula-that-defines-the-positions-of-the-interference-maxima-seen-on-the-screen-c66d779f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/a-runner-completed-a-distance-of-5-kilometres-in-a-time-of-075-hours-during-an-endurance-test-using-the-metric-system-what-was-the-average-speed-of-the-runner-in-metres-per-second-d5dbfdbd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/a-metal-block-and-a-wooden-block-have-equal-masses-the-metal-block-takes-up-a-volume-of-150-cm-while-the-wooden-block-takes-up-a-volume-of-300-cm-based-on-this-information-which-of-the-blocks-has-a-higher-density-2eb996e3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/in-a-lab-experiment-we-have-two-containers-filled-with-water-the-first-one-holds-250-g-of-water-at-30c-and-the-second-one-has-150-g-of-water-at-60c-both-containers-are-insulated-before-they-are-mixed-into-one-closed-system-given-the-specific-heat-capacity-of-water-is-418-jgc-and-assuming-no-heat-escapes-into-the-environment-what-will-be-the-final-temperature-of-the-mixture-a61bac39 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/a-civil-engineer-is-assessing-the-forces-acting-on-a-beam-that-is-subjected-to-two-vector-loads-the-first-load-has-a-magnitude-of-80-n-and-is-inclined-at-25-above-the-horizontal-while-the-second-load-has-a-magnitude-of-120-n-and-forms-an-angle-of-160-with-the-horizontal-to-determine-the-resulting-force-on-the-beam-what-are-the-horizontal-and-vertical-components-of-the-loads-after-breaking-them-down-into-vectors-e07501de 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/joao-put-a-metal-spoon-into-a-cup-of-hot-tea-after-a-while-the-part-of-the-spoon-sticking-out-of-the-cup-started-to-get-warm-what-type-of-heat-transfer-is-at-play-here-ca3fe04e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/a-train-is-travelling-at-a-steady-speed-of-080c-relative-to-an-observer-z-who-is-stationed-on-the-platform-inside-the-train-light-is-emitted-from-the-middle-towards-both-ends-based-on-the-principles-of-relativity-how-will-the-observer-z-on-the-platform-measure-the-speed-of-the-light-emitted-within-the-train-4acc69c7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-power-generated-by-the-joule-effect-in-a-resistor-or-a-circuit-and-solve-problems-that-require-this-calculation-such-as-the-time-needed-for-a-resistor-to-heat-a-certain-amount-of-water/a-lab-is-running-an-experiment-to-heat-2-litres-of-water-using-an-electric-heater-the-device-has-an-electrical-resistance-of-15-w-and-is-plugged-into-a-source-supplying-a-current-of-4-a-considering-the-joule-effect-what-is-the-electrical-power-dissipated-by-the-heater-while-heating-the-water-2806eba4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-rocket-is-zooming-along-at-a-speed-of-08-times-the-speed-of-light-in-relation-to-earth-according-to-the-theory-of-special-relativity-what-length-will-an-observer-on-earth-measure-for-the-rocket-considering-the-effect-of-length-contraction-8d05b29a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-mass-spring-system-oscillates-vertically-just-like-simple-harmonic-motion-with-a-mass-of-2-kg-attached-to-a-spring-that-has-a-spring-constant-of-200-nm-and-an-amplitude-of-15-cm-this-motion-can-be-visualised-as-the-projection-of-uniform-circular-motion-of-a-point-moving-along-a-circle-with-a-radius-thats-equal-to-the-amplitude-of-the-oscillations-with-this-analogy-between-the-two-types-of-motion-in-mind-calculate-the-angular-velocity-of-the-point-in-uniform-circular-motion-that-corresponds-to-the-same-period-as-the-simple-harmonic-motion-of-the-mass-spring-system-810d15c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/a-1000-kg-car-travelling-at-15-ms-collides-front-on-with-another-800-kg-car-moving-in-the-same-direction-at-10-ms-after-the-collision-both-vehicles-end-up-moving-together-whats-the-final-speed-of-the-system-after-the-collision-0dcb4188 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/a-train-sets-off-from-station-a-making-its-way-to-station-b-which-is-300-km-away-during-the-first-leg-of-the-journey-the-train-maintains-a-steady-speed-of-80-kmh-however-in-the-second-leg-due-to-some-track-repairs-its-speed-drops-to-50-kmh-what-is-the-average-speed-of-the-train-for-the-whole-trip-e5e5e7d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/in-a-physics-lab-a-student-uses-a-flat-mirror-to-bounce-a-beam-of-light-the-beam-hits-the-mirror-at-an-angle-of-25-in-relation-to-the-normal-based-on-the-law-of-reflection-what-will-the-angle-of-reflection-of-the-beam-be-in-relation-to-the-normal-bb2d60a6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/a-physics-student-is-conducting-experiments-with-concave-and-convex-mirrors-that-have-the-same-curvature-radius-he-places-an-object-at-a-distance-shorter-than-the-curvature-radius-of-the-concave-mirror-and-at-that-same-distance-from-the-convex-mirror-as-well-based-on-the-principles-of-image-formation-in-both-types-of-mirrors-how-will-the-resulting-images-differ-in-terms-of-type-orientation-and-size-88d16b68 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/a-scientist-is-running-an-experiment-with-two-fixed-electric-charges-he-places-a-5-mc-charge-and-an-8-mc-charge-spaced-3-meters-apart-in-a-vacuum-what-is-the-magnitude-of-the-electric-force-acting-between-the-two-charges-7467522a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/a-sportsperson-goes-through-two-displacements-during-a-training-session-for-the-first-move-they-displace-according-to-vector-a-i-2j-and-right-after-they-make-a-second-displacement-shown-by-vector-b-i-j-what-is-the-resultant-vector-that-signifies-the-total-displacement-of-the-sportsperson-c1179128 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/in-a-study-about-uniformly-varied-straight-line-motion-the-acceleration-a-of-an-object-is-related-to-its-initial-velocity-v-and-time-t-using-the-formula-a-kvt-where-k-is-an-unknown-constant-using-dimensional-analysis-work-out-the-dimension-of-the-constant-k-cfe51864 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-a-practical-experiment-two-positive-point-charges-with-magnitudes-q-and-q-are-placed-apart-a-distance-r-in-a-vacuum-the-researcher-decides-to-increase-the-distance-between-the-charges-threefold-and-to-halve-charge-q-while-keeping-q-unchanged-according-to-coulombs-law-how-does-the-magnitude-of-the-electric-force-between-the-charges-change-after-these-adjustments-c9869e61 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-power-of-a-body-with-its-speed-generated-at-that-moment-using-the-formula-pf-v-where-the-power-is-given-by-the-product-of-the-applied-force-by-the-speed-of-the-body/a-cyclist-is-riding-up-a-hill-on-a-bicycle-with-a-steady-incline-right-now-the-bicycle-is-cruising-at-a-speed-of-500-ms-and-the-cyclist-is-exerting-a-constant-horizontal-force-of-20000-n-to-keep-moving-what-is-the-power-the-cyclist-is-generating-e9fe9e11 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-thermal-power-plant-operates-using-a-heat-engine-that-takes-in-heat-from-a-source-at-600-k-and-releases-heat-to-a-reservoir-at-300-k-according-to-thermodynamic-principles-whats-the-highest-theoretical-efficiency-this-machine-could-possibly-achieve-ebf5cbfe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/a-submarine-is-operating-at-a-depth-of-300-meters-in-the-ocean-given-that-the-density-of-saltwater-is-about-1025-kgm-and-the-atmospheric-pressure-at-sea-level-is-10-10-pa-what-is-the-total-pressure-exerted-on-the-submarines-hull-at-this-depth-c0d7000e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/a-bus-is-cruising-at-a-steady-speed-along-a-straight-and-flat-road-the-driver-keeps-the-same-speed-without-having-to-step-on-the-accelerator-or-brake-according-to-newtons-1st-law-its-correct-to-say-that-2c4d45a5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-a-youngs-experiment-two-narrow-slits-are-spaced-06-mm-apart-and-are-lit-up-by-a-monochromatic-light-source-with-a-wavelength-of-550-nm-the-observation-screen-is-placed-25-meters-away-from-the-slits-given-that-the-distance-between-the-slits-and-the-screen-is-significantly-larger-than-the-separation-of-the-slits-and-the-angles-formed-by-the-maxima-of-interference-are-small-what-is-the-position-of-the-fifth-bright-maximum-on-the-screen-a2d30436 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/an-engineer-is-working-on-a-refrigeration-system-that-uses-a-thermodynamic-cycle-made-up-of-two-gas-transformations-an-isothermal-expansion-and-an-adiabatic-compression-of-an-ideal-gas-during-the-isothermal-expansion-the-volume-of-the-gas-increases-from-1-m-to-3-m-while-maintaining-a-constant-temperature-of-300-k-in-the-following-adiabatic-compression-the-gas-is-compressed-back-to-its-original-volume-taking-into-account-the-ideal-gas-laws-and-the-principles-of-thermodynamic-transformations-what-will-the-final-temperature-of-the-gas-be-after-the-adiabatic-compression-42a02ce6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/an-engineer-is-working-on-an-equation-to-figure-out-the-resistance-of-a-material-where-the-resistance-r-is-described-by-the-formula-r-k-velocitylength-we-know-that-velocity-has-the-dimension-lt-1-and-length-has-the-dimension-l-what-is-the-dimension-of-the-constant-k-ff467c05 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-power-of-a-body-with-its-speed-generated-at-that-moment-using-the-formula-pf-v-where-the-power-is-given-by-the-product-of-the-applied-force-by-the-speed-of-the-body/a-motorcyclist-speeds-up-his-bike-by-applying-a-steady-force-of-300-n-for-10-seconds-boosting-his-speed-from-5-ms-to-25-ms-meanwhile-the-air-resistance-acting-against-the-bikes-movement-is-100-n-whats-the-average-power-generated-by-the-motorcyclist-during-this-time-2832d6a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/while-researching-galaxies-an-astronomer-observes-various-shapes-and-structures-in-different-distant-galaxies-he-notes-that-some-have-spiral-arms-while-others-exhibit-a-more-rounded-shape-with-no-clear-structure-what-criteria-is-he-using-to-classify-the-different-types-of-galaxies-34d28685 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-constant-force-remembering-that-work-is-calculated-by-the-product-of-the-distance-traveled-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/a-person-pushes-a-shopping-trolley-with-a-constant-force-of-150-n-making-an-angle-of-30-with-the-direction-of-motion-the-trolley-moves-horizontally-for-20-meters-what-is-the-work-done-by-the-applied-force-c02f082a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-mass-spring-system-is-hanging-vertically-in-a-lab-when-you-pull-the-mass-down-and-let-it-go-it-swings-up-and-down-in-a-single-direction-given-that-the-motion-is-periodic-and-clearly-undamped-what-is-the-equation-that-describes-the-simple-harmonic-motion-of-this-system-aa145760 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-tools-such-as-graphs-to-calculate-the-work-of-a-force-using-the-idea-that-the-area-on-a-force-by-displacement-graph-is-numerically-equal-to-the-work-generated-by-the-force/a-sportsman-is-dragging-a-box-along-a-straight-path-the-force-he-applies-changes-based-on-the-position-described-by-the-function-fx-10x-2x-n-where-x-represents-the-distance-in-meters-travelled-by-the-box-the-sportsman-drags-the-box-from-position-x-0-to-x-5-metres-assuming-theres-no-friction-what-is-the-work-done-by-the-force-during-this-movement-d10e37e8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-manufacturer-of-optical-equipment-is-working-on-an-aspheric-lens-for-a-professional-camera-this-lens-needs-a-focal-length-of-2500-cm-and-is-made-with-a-material-that-has-a-refractive-index-of-155-given-that-one-of-the-lens-surfaces-has-a-curvature-radius-of-2000-cm-use-the-lens-makers-equation-to-figure-out-the-curvature-radius-of-the-other-surface-required-to-get-the-desired-focal-length-cd329c99 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/during-a-marathon-a-runner-covers-a-distance-of-42195-kilometres-given-that-the-average-length-of-a-step-is-about-08-metres-what-is-the-order-of-magnitude-of-the-total-number-of-steps-taken-by-the-runner-throughout-the-marathon-34acebaf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/two-ice-skaters-are-giving-each-other-a-push-during-a-pairs-competition-if-skater-a-applies-a-force-of-200-n-on-skater-b-according-to-newtons-3rd-law-what-are-the-reaction-forces-at-play-in-this-scenario-a36256db 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/in-a-factory-two-assembly-lines-utilise-gear-systems-to-coordinate-their-movements-the-first-line-features-a-series-of-gears-with-15-30-and-45-teeth-while-the-second-line-showcases-gears-with-10-20-and-40-teeth-if-both-sequences-are-powered-by-a-driving-gear-that-rotates-at-60-rpm-in-the-clockwise-direction-which-line-will-have-the-final-gear-with-the-highest-angular-velocity-and-what-is-the-comparison-between-the-final-gear-speeds-of-the-two-lines-8723fe35 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/on-an-automated-production-line-youll-find-a-conveyor-belt-driven-by-a-motor-that-turns-a-pulley-with-radius-r-at-a-steady-angular-speed-w-to-maintain-a-consistent-linear-speed-v-for-the-products-on-the-conveyor-what-should-the-connection-between-w-and-r-be-moreover-if-the-radius-of-the-pulley-is-increased-by-25percent-what-should-the-new-angular-speed-w-be-in-order-to-keep-the-linear-speed-of-the-products-the-same-306f17a4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/a-technician-is-installing-a-metal-plate-with-several-circular-holes-designed-for-running-cables-during-the-installation-the-plate-will-experience-fluctuations-in-ambient-temperature-taking-into-account-the-surface-expansion-of-the-plates-material-what-will-occur-to-the-diameter-of-the-holes-as-the-temperature-rises-d3711f42 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/an-engineer-is-looking-into-how-two-lasers-that-emit-light-waves-at-the-same-frequency-interfere-with-one-another-the-first-laser-creates-a-wave-with-an-amplitude-of-8-units-while-the-second-produces-a-wave-with-an-amplitude-of-5-units-when-these-two-waves-overlap-what-is-the-resulting-amplitude-of-the-combined-wave-f30e22a3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/a-learner-is-conducting-an-experiment-with-a-ray-of-light-transitioning-from-air-to-water-they-observe-that-the-angle-of-incidence-is-45-and-the-angle-of-refraction-is-30-based-on-this-information-what-is-the-refractive-index-of-water-9a2aa25e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/a-flat-mirror-is-moving-in-a-straight-line-away-from-an-object-at-a-consistent-speed-v-when-considering-how-the-virtual-image-forms-during-this-process-what-is-the-speed-of-the-images-movement-relative-to-the-mirror-0c0a3d31 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/a-learner-places-a-ruler-12-metres-away-from-a-flat-mirror-in-a-classroom-he-looks-at-the-reflected-image-of-the-ruler-in-the-mirror-given-the-properties-of-flat-mirrors-what-is-the-distance-between-the-ruler-and-its-reflected-image-a1da0f09 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-vehicle-weighing-1500-kg-is-cruising-along-a-flat-road-at-a-steady-speed-of-20-ms-given-that-the-frictional-force-between-the-tyres-and-the-road-surface-is-3000-n-calculate-the-work-done-by-the-frictional-force-as-the-vehicle-covers-a-distance-of-500-metres-assume-there-are-no-other-forces-acting-in-the-direction-of-travel-apart-from-the-driving-force-and-the-frictional-force-c06893de 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-levers-are-simple-machines-that-help-amplify-a-force-comprehend-how-they-work-and-the-main-types-such-as-interfixed-interresistant-and-interpotent/an-engineer-is-putting-together-a-two-plate-balance-to-weigh-large-quantities-of-items-he-opts-for-a-second-class-lever-inter-resistant-to-ensure-that-a-small-force-applied-at-the-longer-arm-can-effectively-balance-a-heavy-load-at-the-shorter-arm-considering-the-principles-of-moment-equilibrium-which-of-the-following-adjustments-to-the-lever-would-improve-the-mechanical-advantage-enabling-the-lifting-of-heavier-loads-with-the-same-applied-force-b54de76f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-3-kg-block-is-placed-at-the-top-of-an-inclined-ramp-at-an-angle-of-25-degrees-to-the-horizontal-and-slides-down-to-the-base-of-the-ramp-which-is-6-metres-long-without-any-friction-by-applying-the-principle-of-conservation-of-mechanical-energy-lets-find-out-the-blocks-speed-when-it-reaches-the-bottom-of-the-ramp-use-g-981-ms-d123973d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/a-funfair-features-a-ferris-wheel-with-cabins-that-rotate-steadily-each-cabin-follows-a-circular-course-with-a-radius-of-30-metres-and-completes-a-full-spin-in-a-specific-timeframe-since-one-of-the-cabins-returns-to-a-starting-point-every-4-minutes-calculate-the-wheels-rotation-period-and-the-frequency-of-this-circular-movement-furthermore-assess-how-the-frequency-changes-if-the-period-is-shortened-to-35-minutes-while-keeping-the-same-radius-41dcdf9b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/a-civil-engineer-uses-seismic-waves-to-assess-the-integrity-of-a-building-structure-by-generating-a-wave-that-travels-to-the-top-of-the-construction-he-monitors-the-reflected-wave-returning-to-the-sensor-given-the-types-of-reflection-surfaces-what-does-the-inversion-observed-in-the-reflected-wave-suggest-about-the-nature-of-the-reflection-surface-f521ec62 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/to-cut-down-on-the-glare-in-photos-taken-of-water-surfaces-a-photographer-often-uses-two-polarizing-filters-placed-one-after-the-other-on-their-camera-given-that-the-intensity-of-light-passing-through-a-polarizer-is-represented-by-i-i0-cos8-where-8-is-the-angle-between-the-axes-of-the-polarizers-what-fraction-of-the-original-light-power-will-get-through-the-second-polarizer-when-the-axes-are-tilted-at-45-to-each-other-62b9a86d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/in-a-physics-lab-there-are-three-identical-metal-spheres-a-b-and-c-that-start-off-neutral-and-are-kept-apart-sphere-a-gets-a-negative-charge-of-400-mc-through-friction-after-that-its-connected-to-sphere-b-using-a-conducting-wire-allowing-charges-to-move-between-them-then-sphere-b-is-connected-to-sphere-c-leading-to-another-round-of-charge-redistribution-once-all-connections-are-disconnected-and-the-spheres-are-isolated-again-what-will-the-final-electric-charge-on-each-sphere-a-b-and-c-be-given-the-conservation-of-charge-and-the-materials-properties-42c4b38f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/in-a-portable-electronic-circuit-two-capacitors-of-5-mf-and-10-mf-are-hooked-up-in-parallel-to-enhance-the-voltage-stability-for-the-components-given-this-setup-which-of-the-following-options-reflects-the-equivalent-capacitance-of-the-system-b398a59b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-cyclist-begins-pedalling-at-a-speed-of-5-ms-and-after-12-seconds-accelerates-to-a-speed-of-20-ms-given-this-time-frame-what-was-the-average-scalar-acceleration-of-the-cyclist-during-this-period-1d726283 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-parachutist-jumps-out-of-an-aircraft-at-an-initial-angle-of-30-to-the-horizontal-reaching-a-peak-height-of-4500-meters-during-their-dive-by-breaking-down-the-motion-calculate-the-total-time-taken-for-the-athlete-to-come-back-to-the-starting-point-2b396167 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-levers-are-simple-machines-that-help-amplify-a-force-comprehend-how-they-work-and-the-main-types-such-as-interfixed-interresistant-and-interpotent/a-mechanic-uses-a-lever-to-hoist-a-heavy-engine-within-a-vehicle-looking-at-the-various-types-of-levers-which-type-is-being-used-when-the-fulcrum-is-positioned-between-the-applied-force-and-the-weight-to-be-lifted-382a0684 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/a-student-is-constructing-a-dark-chamber-for-a-school-project-the-space-between-the-hole-of-the-chamber-and-the-projection-screen-measures-25-cm-if-an-object-that-stands-180-metres-tall-is-positioned-4-metres-away-from-the-dark-chamber-what-will-the-height-of-the-image-displayed-on-the-screen-be-3cac5958 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/a-municipality-has-decided-to-launch-a-new-sustainable-energy-project-aimed-at-supplying-its-residents-with-clean-energy-the-plan-includes-the-installation-of-solar-panels-and-wind-turbines-as-the-primary-energy-sources-however-the-area-still-relies-on-coal-fired-power-stations-that-use-fossil-fuels-to-meet-the-energy-demand-given-this-situation-which-of-the-following-options-distinguishes-a-renewable-energy-source-from-a-non-renewable-one-c85cdde5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/a-diver-wants-to-observe-the-marine-life-just-beneath-the-surface-of-the-water-to-stop-light-rays-coming-from-the-seabed-from-bending-when-moving-from-water-to-air-its-important-to-find-out-the-critical-angle-of-incidence-given-that-the-refractive-index-of-water-is-133-and-that-of-air-is-100-whats-the-critical-angle-of-incidence-for-the-light-beam-when-its-exiting-the-water-578b9a72 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-vector-is-which-has-magnitude-direction-and-sense-calculate-the-magnitude-of-a-vector-write-a-vector-in-the-cartesian-plane/an-engineer-is-looking-at-the-forces-acting-on-a-structure-and-illustrates-two-of-these-forces-as-vectors-on-the-cartesian-plane-a-force-of-5-n-in-the-positive-direction-along-the-x-axis-and-another-of-12-n-in-the-positive-direction-along-the-y-axis-to-find-out-the-total-intensity-of-the-forces-applied-what-is-the-size-of-the-resultant-vector-of-these-two-forces-fe25f619 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/the-use-of-various-electronic-devices-like-cell-phones-and-microwaves-results-in-the-emission-of-different-types-of-electromagnetic-radiation-while-these-technologies-offer-many-advantages-extended-exposure-to-certain-types-of-radiation-might-pose-risks-to-our-health-considering-the-characteristics-of-electromagnetic-waves-and-their-biological-effects-which-of-the-following-ranges-of-radiation-is-most-linked-to-potential-cellular-damage-9a418e6e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/an-athlete-trains-using-two-different-routes-in-the-first-they-run-a-full-circular-track-at-a-consistent-speed-while-in-the-second-they-start-from-rest-and-gradually-speed-up-in-a-straight-line-based-on-these-activities-which-statement-correctly-describes-the-average-vector-acceleration-for-each-route-edd2803f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/an-engineer-is-working-on-an-electric-circuit-for-a-device-that-uses-two-resistors-in-series-one-of-10-w-and-the-other-of-20-w-connected-in-parallel-to-a-third-resistor-of-30-w-if-the-battery-supplies-a-voltage-of-12-v-what-is-the-total-current-flowing-through-the-circuit-54c4e2e8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/in-the-food-industry-an-acrylic-tank-with-an-initial-volume-of-120000-litres-holds-juice-at-a-temperature-of-15c-when-we-heat-the-tank-to-pasteurise-the-juice-the-liquid-expands-given-that-the-volumetric-expansion-coefficient-of-the-juice-is-000068-c-calculate-the-volume-of-the-juice-when-the-temperature-rises-to-45c-27e860eb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/an-astronomy-lab-is-looking-to-launch-a-satellite-that-will-orbit-the-earth-at-a-height-where-gravitational-acceleration-is-reduced-to-half-of-what-it-is-at-the-earths-surface-given-that-the-mass-of-the-earth-is-598-x-1024-kg-and-the-earths-radius-is-637-x-106-m-what-should-be-the-total-distance-from-the-centre-of-the-earth-for-the-satellite-to-achieve-this-condition-a5dc7677 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/throughout-a-stars-life-cycle-various-phases-play-a-critical-role-in-forming-and-spreading-vital-chemical-elements-across-the-universe-these-elements-are-essential-for-the-development-of-solar-systems-like-ours-which-stage-of-stellar-evolution-is-directly-linked-to-the-creation-of-heavier-elements-and-their-distribution-in-space-0e2aa2bb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-person-is-pulling-a-sled-over-a-surface-of-snow-inclined-at-20-to-keep-the-sled-moving-at-a-steady-pace-its-essential-to-take-into-account-all-the-forces-acting-on-it-what-are-the-key-forces-at-play-in-this-situation-and-what-are-their-directions-and-effects-56d7fd67 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/the-human-eye-works-as-an-optical-system-that-uses-the-cornea-and-lens-to-focus-light-onto-the-retina-allowing-us-to-see-sharp-images-of-objects-at-various-distances-normally-the-eye-adjusts-its-focal-distance-so-that-light-from-far-off-objects-hits-the-retina-accurately-if-a-person-has-an-increased-focal-distance-of-35-cm-meaning-they-cant-focus-on-nearby-objects-properly-what-type-of-vision-problem-do-they-have-and-what-kind-of-lenses-do-they-need-to-fix-it-e36a89f1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/when-you-heat-a-pot-on-the-stove-the-heat-moves-from-the-burner-to-the-food-through-various-methods-while-the-base-of-the-pot-heats-up-directly-the-surrounding-air-begins-to-circulate-because-of-uneven-heating-considering-the-different-methods-of-heat-transfer-which-one-is-responsible-for-the-circulation-of-air-above-the-pot-8807e0ff 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/for-a-spacecraft-to-break-free-from-the-earths-gravitational-grip-and-embark-on-its-journey-into-space-it-needs-to-hit-a-particular-speed-at-launch-this-minimum-speed-guarantees-that-the-spacecraft-wont-just-plummet-back-to-earth-without-extra-thrust-what-is-the-escape-velocity-required-for-a-spacecraft-to-leave-earth-dab22634 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/while-designing-a-new-industrial-fan-the-engineers-found-that-the-electrical-power-p-consumed-relates-to-the-force-produced-f-and-the-rotational-speed-of-the-blades-w-through-the-formula-p-k-fa-wb-power-is-measured-in-dimensions-m-l-t-force-in-m-l-t-and-angular-velocity-in-t-using-dimensional-analysis-determine-the-values-of-the-exponents-a-and-b-to-ensure-the-equation-remains-dimensionally-consistent-10f99812 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-electric-current-in-a-given-conductor-using-the-ratio-of-the-amount-of-charges-that-pass-through-the-conductor-divided-by-the-time/in-a-physics-lab-250-10-electrons-move-through-a-section-of-a-conductor-over-a-period-of-500-seconds-given-that-the-elementary-charge-of-an-electron-is-160-10-coulombs-what-is-the-current-intensity-in-this-conductor-cba97bf2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/in-a-physics-lab-a-student-connects-three-capacitors-with-different-capacitances-in-series-to-explore-how-they-work-together-considering-that-the-equivalent-capacitance-for-capacitors-in-series-is-calculated-by-summing-the-inverses-of-each-capacitors-capacitance-what-is-the-total-capacitance-of-this-setup-if-the-capacitors-are-rated-at-4-f-6-f-and-12-f-3c60645a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/an-operator-applies-a-force-of-100-n-at-an-angle-of-45-in-relation-to-the-direction-of-movement-to-shift-a-piece-of-equipment-a-distance-of-5-metres-given-that-there-are-no-other-horizontal-forces-acting-on-the-equipment-what-is-the-work-done-by-the-resultant-force-that-the-operator-applied-675f8643 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/a-student-is-pushing-a-20-kg-box-across-the-classroom-floor-with-a-horizontal-force-of-30-n-towards-the-east-according-to-newtons-third-law-what-force-does-the-box-exert-on-the-student-a717f13e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/a-scientist-is-examining-how-gravity-varies-in-different-spots-using-a-simple-pendulum-he-sets-up-a-pendulum-that-measures-075-meters-in-length-and-notes-that-the-time-taken-for-complete-swings-is-153-seconds-given-this-information-what-is-the-estimated-value-of-the-acceleration-due-to-gravity-in-the-area-where-the-experiment-took-place-3464461c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/an-engineer-is-working-on-a-generator-that-uses-rectangular-coils-measuring-05-m-by-02-m-situated-within-a-uniform-magnetic-field-of-40-t-the-angle-between-the-magnetic-field-direction-and-the-normal-to-the-coils-surface-is-60-given-this-information-what-is-the-magnetic-flux-through-one-of-the-coils-and-does-this-flux-stay-the-same-or-change-over-time-fc73473a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/in-an-electronic-circuit-a-capacitor-of-1050-mf-is-connected-to-a-steady-voltage-source-if-the-charge-stored-in-the-capacitor-reaches-525-mc-whats-the-potential-difference-between-the-plates-of-the-capacitor-52daf9b2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/in-an-electronics-lab-three-resistors-with-values-of-5-w-10-w-and-15-w-are-hooked-up-in-parallel-to-power-a-circuit-whats-the-equivalent-resistance-of-these-resistors-87a5e75f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/when-a-fridge-is-in-operation-it-pulls-heat-from-inside-and-releases-it-into-the-outside-air-according-to-the-second-law-of-thermodynamics-what-key-factor-is-crucial-for-the-fridge-to-keep-running-smoothly-c94f546e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/an-eye-specialist-is-adjusting-spectacles-for-a-patient-who-struggles-to-see-things-in-the-distance-clearly-to-address-nearsightedness-he-has-to-pick-the-right-type-of-lens-what-type-of-lens-convergent-or-divergent-should-be-used-in-the-spectacles-for-this-situation-b0af80df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/a-mechanic-is-using-a-lever-to-lift-a-heavy-load-he-exerts-a-force-of-200-n-at-a-distance-of-075-meters-from-the-pivot-point-making-an-angle-of-60-degrees-with-the-lever-what-is-the-resulting-torque-generated-by-the-force-on-the-lever-96abf8ea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-for-a-rigid-body-to-be-stationary-it-needs-to-have-the-sum-of-its-forces-and-the-sum-of-its-moments-equal-to-zero-solve-statics-problems-and-find-the-forces-acting-on-the-main-components/a-windmill-is-fixed-to-a-solid-foundation-to-ensure-that-the-windmill-stays-grounded-while-the-wind-pushes-against-the-sails-the-total-forces-and-moments-acting-on-it-need-to-balance-out-to-zero-given-the-forces-at-play-what-must-the-relationship-be-between-the-wind-force-and-the-reaction-forces-at-the-base-to-maintain-the-windmill-in-a-stable-position-18248f08 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-a-classroom-experiment-two-u-shaped-magnets-are-set-up-with-their-north-ends-facing-each-other-creating-a-strong-magnetic-interaction-in-the-space-between-them-a-small-compass-is-placed-near-the-point-where-the-north-ends-of-the-magnets-are-closest-together-looking-at-how-the-magnetic-field-lines-behave-in-this-setup-which-of-the-following-statements-best-describes-the-arrangement-of-the-field-lines-in-the-area-between-the-magnets-f7f9da85 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/a-cyclist-speeds-up-from-5-ms-to-15-ms-along-a-straight-path-over-a-steady-time-interval-given-that-the-motion-is-uniformly-varied-what-is-the-average-speed-of-the-cyclist-during-this-time-bb14c687 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/during-a-soccer-match-a-player-takes-a-shot-at-the-ball-applying-a-steady-force-for-a-short-while-before-the-kick-the-ball-was-at-a-standstill-knowing-that-the-force-applied-was-30-n-and-the-duration-of-the-force-application-was-05-seconds-what-is-the-impulse-given-to-the-ball-9eee2883 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/in-a-physics-lab-two-positively-charged-electrodes-are-set-a-distance-d-apart-creating-a-uniform-electric-field-between-them-a-particle-with-charge-q-is-released-from-rest-at-the-electrode-situated-at-position-a-and-moves-along-the-electric-field-towards-electrode-b-during-this-movement-the-electric-force-does-work-w-on-the-particle-leading-to-a-final-velocity-v-at-point-b-by-applying-the-principle-of-energy-conservation-and-understanding-the-link-between-electric-work-and-kinetic-energy-which-of-the-following-equations-connects-the-charge-q-with-the-work-w-the-distance-d-the-final-velocity-v-and-the-electrostatic-constant-k-165b4309 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/a-freight-car-weighing-800-kg-is-travelling-at-a-speed-of-4-ms-on-the-railway-at-the-same-spot-another-freight-car-with-a-mass-of-1200-kg-is-at-rest-if-we-only-look-at-the-movement-before-the-collision-what-is-the-total-momentum-of-the-system-created-by-the-two-freight-cars-4d23d112 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-block-with-a-mass-of-200-kg-is-released-from-rest-at-the-top-of-an-inclined-ramp-at-an-angle-of-30-the-height-of-the-ramp-is-500-m-when-it-reaches-the-bottom-of-the-ramp-the-block-is-moving-at-a-speed-of-800-ms-taking-into-account-the-non-conservative-forces-acting-during-the-motion-calculate-the-initial-mechanical-energy-of-the-system-and-find-out-how-much-energy-was-lost-to-these-forces-0d744a86 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/maria-decided-to-take-a-bike-ride-in-a-park-in-the-first-15-minutes-she-keeps-a-steady-speed-of-12-kmh-then-as-the-path-steepens-her-speed-gradually-increases-until-she-reaches-24-kmh-by-the-end-of-the-next-15-minutes-considering-this-journey-what-was-marias-average-speed-for-the-whole-30-minute-ride-59f9d843 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-car-makes-a-circular-turn-with-a-radius-of-50-metres-completing-an-angle-of-90-degrees-in-15-seconds-considering-uniform-circular-motion-calculate-the-average-angular-velocity-of-the-car-during-the-turn-57fb9a3e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/an-engineer-is-assessing-two-walls-made-from-different-materials-for-their-thermal-insulation-properties-the-first-wall-covers-an-area-of-400-m-has-a-thickness-of-015-m-and-experiences-a-temperature-difference-of-30-c-between-the-two-environments-the-second-wall-has-the-same-area-and-temperature-difference-but-its-thickness-is-010-m-given-that-the-thermal-conductivity-of-the-first-material-is-120-wmc-what-will-be-the-heat-flow-rate-through-the-second-wall-according-to-fouriers-law-c91feea3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/a-person-is-trying-to-push-a-box-thats-sitting-still-on-a-flat-surface-given-that-the-coefficient-of-static-friction-between-the-box-and-the-ground-is-05-and-the-weight-of-the-box-is-100-n-what-is-the-maximum-static-frictional-force-the-person-needs-to-overcome-in-order-to-start-moving-the-box-9d3ad21e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/in-an-acoustics-lab-a-loudspeaker-produces-a-sound-wave-with-an-intensity-of-200-wm-when-measured-1-meter-away-from-the-source-given-that-sound-intensity-diminishes-with-the-square-of-the-distance-what-will-the-sound-intensity-be-at-3-meters-from-the-source-4b9d34cb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-research-vessel-has-a-hull-that-displaces-3500-m-of-seawater-with-a-density-of-1025-kgm-when-fully-submerged-considering-the-acceleration-due-to-gravity-equal-to-981-ms-what-is-the-buoyant-force-acting-on-the-vessel-and-how-does-this-value-influence-its-ability-to-remain-afloat-45d1cee6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-rotation-of-a-mirror-knowing-that-the-ray-exiting-the-mirror-rotates-twice-as-much-as-the-incident-angle-rotated/an-optical-engineer-is-adjusting-the-position-of-a-flat-mirror-to-direct-a-laser-beam-in-a-scientific-experiment-he-decides-to-rotate-the-mirror-by-20-degrees-from-its-starting-position-considering-that-the-angle-of-the-reflected-ray-changes-by-twice-the-angle-that-the-mirror-was-turned-what-will-be-the-change-in-the-angle-of-the-reflected-beam-37314843 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-company-in-the-optics-industry-is-working-on-a-lens-for-photographic-cameras-that-needs-a-focal-length-of-1500-cm-the-lens-will-be-crafted-from-glass-with-a-refractive-index-of-n-160-the-first-surface-of-the-lens-is-convex-with-a-radius-of-curvature-r-3000-cm-using-the-lens-makers-formula-what-should-be-the-radius-of-curvature-r-of-the-second-surface-to-achieve-the-specified-focal-length-d3024ecc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-levers-are-simple-machines-that-help-amplify-a-force-comprehend-how-they-work-and-the-main-types-such-as-interfixed-interresistant-and-interpotent/a-group-of-architects-is-working-on-a-lifting-system-for-an-old-beach-kiosk-using-levers-to-help-lift-heavy-structures-they-decide-to-use-a-first-class-lever-to-make-the-most-of-the-force-applied-while-using-the-least-effort-taking-into-account-the-principles-of-statics-and-how-levers-work-what-should-be-the-position-of-the-fulcrum-and-the-applied-forces-in-this-setup-to-boost-the-mechanical-efficiency-of-the-lifting-system-a32a7e56 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/a-swimmer-is-pushing-against-the-wall-of-the-pool-to-kick-off-a-stroke-according-to-newtons-3rd-law-what-reaction-force-does-the-wall-exert-on-the-swimmer-352ef242 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/in-a-basketball-match-when-a-player-jumps-to-grab-the-ball-they-push-down-on-the-ground-with-their-feet-following-newtons-third-law-what-force-does-the-ground-push-back-on-the-player-f37d55f6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-3-kg-block-is-positioned-at-the-top-of-a-ramp-with-a-height-of-4-metres-and-an-incline-of-30-as-it-slides-down-without-any-friction-the-mechanical-energy-of-the-block-remains-constant-what-is-the-kinetic-energy-of-the-block-upon-reaching-the-bottom-be1e0a1b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-gaussian-equation-to-calculate-the-distance-between-images-and-lenses-as-well-as-their-sizes/in-an-optics-experiment-a-converging-lens-with-a-focal-length-of-1500-cm-is-used-to-create-an-image-of-an-object-that-is-placed-3000-cm-away-from-the-lens-using-the-gaussian-equation-what-is-the-distance-of-the-image-produced-by-the-lens-706cd4b2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/a-ray-of-light-hits-the-boundary-between-medium-a-which-has-a-refractive-index-of-150-and-medium-b-with-a-refractive-index-of-200-at-an-angle-of-45-degrees-to-the-normal-using-snells-law-work-out-the-angle-of-refraction-in-medium-b-and-find-the-percentage-change-in-the-speed-of-light-as-it-moves-from-medium-a-to-medium-b-4534b7c0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/in-an-industrial-kitchen-a-chef-aims-to-keep-a-metal-pot-heated-to-a-consistent-temperature-while-preparing-a-dish-that-demands-precise-heat-control-to-achieve-this-he-employs-a-heat-source-with-adjustable-intensity-and-places-the-pot-on-a-thermally-insulating-stand-considering-the-various-mechanisms-of-heat-transfer-which-combination-of-processes-is-chiefly-being-managed-to-ensure-the-pot-maintains-its-desired-thermal-balance-4f448f40 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/an-engineer-is-designing-a-system-to-lift-submerged-loads-in-a-dam-to-raise-a-mass-m-to-a-height-h-the-pump-must-work-against-the-gravitational-force-as-well-as-the-buoyant-force-provided-by-the-water-given-the-acceleration-due-to-gravity-g-and-the-density-of-water-rho-what-formula-accurately-represents-the-total-work-done-by-the-pump-to-lift-the-mass-m-to-the-height-h-d9399c99 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/in-a-recording-studio-two-speakers-are-playing-different-music-tracks-at-the-same-time-speaker-a-is-pumping-out-sound-waves-with-a-power-of-120-w-from-a-distance-of-3-meters-while-speaker-b-is-operating-at-80-w-from-4-meters-away-since-sound-intensity-measures-the-energy-a-sound-wave-carries-over-time-through-an-area-and-considering-the-inverse-square-law-applies-to-how-sound-propagates-what-is-the-overall-sound-intensity-at-the-spot-where-both-sounds-converge-dbc8b5c2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-for-a-rigid-body-to-be-stationary-it-needs-to-have-the-sum-of-its-forces-and-the-sum-of-its-moments-equal-to-zero-solve-statics-problems-and-find-the-forces-acting-on-the-main-components/a-horizontal-beam-measuring-600-metres-in-length-is-supported-by-two-pillars-with-pillar-a-situated-100-metre-from-one-end-and-pillar-b-at-the-other-end-a-vertical-force-of-500-n-is-applied-downwards-at-the-midpoint-of-the-beam-given-that-the-beam-is-in-static-equilibrium-what-is-the-magnitude-of-the-reaction-force-exerted-by-pillar-a-8ec984f8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-distances-in-vertical-motions-calculate-the-distance-traveled-as-well-as-the-final-velocity-and-the-time-of-displacement-in-a-vertical-motion-such-as-when-an-object-falls-from-a-tower/an-object-is-launched-straight-up-from-the-top-of-a-25-meter-tower-with-an-initial-speed-of-12-ms-taking-gravity-as-98-ms-what-is-the-highest-point-the-object-reaches-above-the-ground-e0733e75 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/as-air-flows-around-an-airplanes-wing-its-noticeable-that-the-airspeed-on-the-upper-surface-is-quicker-than-on-the-lower-surface-using-bernoullis-principle-how-does-this-variation-in-speed-impact-the-pressure-on-the-different-surfaces-of-the-wing-and-help-generate-lift-d2493be6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/a-factory-makes-use-of-a-circular-metal-plate-with-a-diameter-of-2-meters-to-build-a-structure-that-needs-to-withstand-changes-in-temperature-when-the-temperature-goes-up-the-plate-experiences-superficial-expansion-given-that-the-coefficient-of-superficial-expansion-of-the-metal-is-a-and-the-temperature-change-is-dt-what-will-the-new-diameter-of-the-plate-be-after-it-heats-up-09276ec5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/while-observing-the-night-sky-with-a-high-precision-telescope-a-student-spots-a-cluster-of-young-stars-surrounded-by-a-vibrant-cloud-of-gas-and-dust-given-these-observations-which-type-of-celestial-object-is-the-student-looking-at-186eb92a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-calculations-regarding-the-movements-of-objects-on-earth-in-the-solar-system-and-in-the-universe-based-on-the-analysis-of-gravitational-interactions/a-space-engineer-is-designing-two-satellite-missions-satellite-x-will-be-placed-in-low-earth-orbit-400-km-above-the-earths-surface-while-satellite-y-will-be-in-geostationary-orbit-about-35786-km-from-the-surface-taking-into-account-the-principles-of-universal-gravity-and-the-necessity-of-maintaining-stable-trajectories-for-both-satellites-which-of-the-following-statements-accurately-captures-the-differences-in-the-required-orbital-speeds-for-the-two-satellites-fd6e4d4a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-time-dilation-using-the-lorentz-factor-g-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-speed-of-the-object/a-spacecraft-is-cruising-at-a-steady-speed-of-08-times-the-speed-of-light-08-c-in-relation-to-earth-if-an-astronaut-on-board-notices-that-3-years-have-gone-by-during-the-journey-how-long-is-it-measured-by-someone-observing-from-earth-for-the-same-stretch-of-time-35bd5525 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/in-a-bid-to-cut-down-on-greenhouse-gas-emissions-an-energy-company-is-weighing-up-the-options-of-installing-solar-panels-or-wind-turbines-in-a-particular-area-taking-into-account-factors-like-generation-variability-environmental-impact-and-the-initial-outlay-which-of-the-energy-generation-options-presents-the-best-compromise-between-sustainability-and-economic-practicality-50b58d86 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/an-engineer-is-looking-into-how-the-applied-force-relates-to-the-mass-of-a-material-and-the-resulting-acceleration-in-their-project-to-keep-everything-consistent-they-decide-to-use-dimensional-analysis-what-is-the-dimension-of-the-proportionality-constant-in-this-scenario-dbd109e2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/in-a-decor-shop-a-designer-uses-a-flat-mirror-to-show-how-different-pieces-of-furniture-would-fit-into-a-space-he-places-a-vase-25-cm-from-the-mirror-and-a-chair-35-cm-away-from-it-given-that-the-mirror-is-flat-what-is-the-distance-between-the-reflected-images-of-the-vase-and-the-chair-in-relation-to-the-mirror-c6effe78 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/at-a-naval-shipyard-a-vessel-weighing-a-total-of-1200-kg-is-being-pulled-by-two-forces-at-once-the-first-force-exerted-by-the-engine-is-1500-n-horizontally-the-second-force-measuring-800-n-is-applied-at-an-angle-of-45-degrees-to-the-horizontal-additionally-a-resistance-force-from-the-sea-acting-against-the-movement-has-an-intensity-of-500-n-calculate-the-vessels-resulting-acceleration-as-per-newtons-second-law-ca19a922 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/an-engineer-is-working-on-a-heat-engine-that-runs-between-a-heat-source-at-600-k-and-a-cold-reservoir-at-300-k-using-the-principles-of-thermodynamics-what-is-the-maximum-theoretical-efficiency-that-this-engine-can-achieve-in-the-carnot-cycle-db344b31 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-laws-of-kepler-are-solve-problems-involving-the-use-of-keplers-laws-such-as-recognizing-the-orbits-of-planets-calculating-radius-distance-and-oscillation-period/according-to-keplers-third-law-the-time-it-takes-for-a-planet-to-orbit-the-sun-is-related-to-the-semi-major-axis-of-its-orbit-for-example-the-earth-has-a-semi-major-axis-of-100-au-and-takes-1-year-to-complete-its-orbit-if-we-consider-another-planet-that-has-a-semi-major-axis-of-400-au-what-would-its-orbital-period-be-ec7d2ac4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/an-ideal-mass-spring-system-oscillates-horizontally-without-any-friction-at-a-particular-moment-the-mass-is-moved-a-distance-x-from-its-equilibrium-position-and-has-an-acceleration-a-in-terms-of-simple-harmonic-motion-how-do-the-acceleration-a-and-the-displacement-x-of-the-mass-relate-to-one-another-07493c21 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/on-an-ice-rink-a-skater-weighing-60-kg-glides-in-a-straight-line-at-a-speed-of-4-ms-towards-another-skater-who-is-initially-stationary-weighing-80-kg-after-they-collide-both-skaters-continue-to-move-in-the-same-direction-using-the-principle-of-conservation-of-momentum-what-will-be-their-shared-speed-after-the-collision-29675a9e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-a-classroom-activity-learners-use-iron-filings-around-a-bar-magnet-to-see-the-magnetic-field-lines-it-creates-by-observing-the-way-the-filings-settle-which-of-the-following-statements-best-describes-the-characteristics-of-the-magnetic-field-lines-in-this-scenario-08ac27f2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-maxima-and-minima-of-newtons-rings-or-use-it-to-calculate-wavelengths-or-thicknesses-of-bodies/in-an-experiment-to-measure-the-wavelength-of-light-using-newtons-rings-a-student-placed-a-flat-plate-over-a-monochromatic-light-source-and-observed-the-rings-created-from-the-interference-of-reflected-waves-by-measuring-the-diameter-of-the-fourth-dark-ring-which-was-628-mm-and-understanding-that-the-distance-between-the-plates-is-approximate-while-the-refractive-index-of-the-material-is-100-we-can-determine-the-wavelength-of-the-light-used-in-the-experiment-c33078b8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-worker-uses-a-rope-to-pull-a-cart-with-a-mass-of-50-kg-up-an-incline-at-30-to-the-horizontal-the-rope-is-held-at-an-angle-of-45-to-the-horizontal-if-we-ignore-friction-what-is-the-tension-force-in-the-rope-7e7cc190 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/throughout-the-life-cycle-of-a-star-with-a-mass-similar-to-our-sun-nuclear-processes-unfold-in-its-core-leading-to-the-creation-of-various-chemical-elements-these-elements-are-eventually-released-into-interstellar-space-through-phenomena-like-planetary-nebulas-given-the-significance-of-these-elements-in-forming-solar-systems-which-of-the-following-options-best-describes-the-link-between-stellar-evolution-and-the-distribution-of-essential-chemical-elements-necessary-for-the-development-of-new-planetary-systems-abe4be79 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/a-technology-company-is-developing-a-circuit-board-that-needs-a-specific-equivalent-resistance-to-function-correctly-the-board-has-three-resistors-already-connected-in-parallel-with-values-of-12-w-18-w-and-24-w-to-bring-the-total-resistance-down-to-8-w-the-team-is-looking-at-adding-a-fourth-resistor-in-parallel-what-value-should-this-additional-resistor-be-to-reach-the-desired-equivalent-resistance-2f2c0671 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-electric-current-in-a-given-conductor-using-the-ratio-of-the-amount-of-charges-that-pass-through-the-conductor-divided-by-the-time/a-technician-is-installing-an-electrical-system-in-a-small-home-and-needs-to-find-out-the-electric-current-flowing-through-one-of-the-conductors-during-the-measurement-he-notes-that-an-amount-of-275-10-coulombs-of-charge-flows-through-the-conductor-in-55-seconds-given-these-values-what-is-the-intensity-of-the-electric-current-in-this-conductor-3e737803 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/a-community-is-looking-at-options-to-produce-electricity-sustainably-thinking-about-putting-up-solar-panels-and-using-natural-gas-when-examining-the-environmental-implications-and-resource-availability-which-energy-source-should-the-community-focus-on-to-ensure-long-term-sustainability-4e3156f3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-graphs-of-uniform-rectilinear-motion-use-the-graphs-of-uniform-motion-to-solve-uniform-motion-issues/during-a-race-on-a-flat-track-two-runners-keep-a-steady-pace-throughout-the-course-the-position-versus-time-graph-for-runner-a-has-a-steeper-incline-than-that-of-runner-b-with-this-in-mind-which-of-the-following-statements-accurately-describes-the-movements-of-the-two-runners-b02db9d3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/two-electrical-charges-are-positioned-04-meters-apart-charge-q1-has-a-value-of-4-c-and-charge-q2-has-a-value-of-2-c-considering-the-electric-force-between-them-what-is-the-size-of-the-force-that-q1-applies-to-q2-00f87205 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-car-is-travelling-on-a-straight-road-at-a-steady-speed-of-80-kmh-after-driving-for-3-hours-the-driver-chooses-to-turn-onto-a-road-that-makes-a-45-angle-with-the-original-path-keeping-the-same-speed-what-will-be-the-new-path-of-the-car-following-the-change-in-direction-a07ce732 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/in-a-physics-experiment-a-circular-loop-with-a-radius-of-010-meters-is-placed-in-a-uniform-magnetic-field-with-an-intensity-of-050-tesla-the-loop-is-tilted-at-30-degrees-to-the-direction-of-the-magnetic-field-to-explore-the-concepts-of-magnetism-the-teacher-encourages-the-students-to-calculate-the-magnetic-flux-passing-through-the-loop-assuming-that-the-magnetic-field-and-the-loops-orientation-stay-unchanged-what-is-the-magnetic-flux-f-through-the-loops-area-427a5587 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/in-a-physics-experiment-a-block-with-a-mass-of-15-kg-is-attached-to-a-vertical-spring-that-extends-030-m-when-the-system-is-at-rest-given-that-there-are-no-other-forces-acting-other-than-the-weight-of-the-block-and-the-elastic-force-of-the-spring-what-is-the-spring-constant-e5924af9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/an-engineer-is-designing-underwater-lighting-systems-to-enhance-visibility-when-directing-a-beam-of-light-from-water-refractive-index-n-133-to-air-refractive-index-n-100-its-crucial-to-calculate-the-critical-angle-of-incidence-to-prevent-total-internal-reflection-what-is-the-critical-angle-of-incidence-for-this-beam-of-light-when-it-transitions-from-water-to-air-c48e8a73 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/in-a-calorimetry-experiment-a-researcher-combines-350-g-of-water-at-22c-with-150-g-of-water-at-78c-in-a-thermally-insulated-container-given-that-the-specific-heat-capacity-of-water-is-418-jgc-what-will-be-the-final-temperature-of-the-mixture-additionally-lets-discuss-how-accuracy-in-measuring-the-masses-can-impact-the-results-dc3333ad 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/when-youre-riding-a-bike-the-power-from-the-pedals-is-transferred-to-the-rear-wheel-using-a-gear-system-if-the-gear-on-the-pedals-has-15-teeth-and-the-gear-on-the-rear-wheel-has-45-teeth-and-the-cyclist-is-pedaling-at-60-revolutions-per-minute-rpm-on-the-pedal-gear-what-would-be-the-rotational-speed-of-the-rear-wheel-47a50159 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/while-setting-up-a-new-factory-engineers-must-determine-the-appropriate-electrical-cables-that-will-link-the-equipment-with-the-internal-distribution-system-the-cables-should-handle-a-current-of-150-a-and-maintain-a-maximum-resistance-of-03-w-to-keep-energy-losses-as-low-as-possible-given-that-the-material-available-for-the-cables-has-a-resistivity-of-15-10-wm-and-each-cable-is-80-meters-long-what-should-be-the-minimum-cross-sectional-area-of-the-cables-to-comply-with-the-resistance-requirements-a70bb507 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-car-is-travelling-on-a-straight-road-with-its-position-over-time-described-by-the-equation-st-5t2-3t-where-s-is-in-metres-and-t-is-in-seconds-given-this-path-what-is-the-instantaneous-velocity-of-the-car-at-t-4-seconds-52ed4125 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-metal-reservoir-holds-750-cm-of-water-at-25-c-if-we-take-into-account-that-the-volumetric-expansion-coefficient-of-water-is-roughly-000021-c-what-will-the-volume-of-the-water-in-the-reservoir-be-when-the-temperature-goes-up-to-85-c-384a456a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-thermodynamic-cycle-is-and-solve-problems-involving-thermodynamic-cycles-with-calculations-of-heat-exchanged-internal-energy-or-work-done/a-thermal-power-station-functions-by-using-a-thermodynamic-cycle-to-convert-thermal-energy-into-mechanical-work-during-one-of-the-cycles-stages-the-machine-takes-in-500-j-of-heat-from-the-hot-reservoir-and-lets-go-of-300-j-to-the-cold-reservoir-based-on-this-information-what-is-the-work-achieved-by-the-plant-in-this-cycle-830baabc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/an-artificial-satellite-is-being-launched-to-maintain-a-stable-circular-orbit-around-the-earth-considering-the-mass-of-the-earth-as-597-10-kg-and-the-earths-radius-as-637-10-m-what-expression-represents-the-orbital-velocity-needed-for-that-satellite-3e15f99c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/a-satellite-is-zipping-around-the-earth-at-a-rapid-pace-making-the-effects-of-special-relativity-quite-significant-given-that-the-satellite-has-a-rest-mass-of-500-kg-and-is-travelling-at-30percent-the-speed-of-light-what-is-the-total-relativistic-energy-of-the-satellite-de084dab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-reference-frame-is-a-system-that-can-be-used-to-describe-the-motion-of-a-system-which-can-be-moving-or-at-rest-find-the-position-of-an-object-in-a-given-reference-system/an-airplane-is-cruising-along-at-a-steady-speed-of-200-kmh-relative-to-an-airport-runway-at-the-same-time-a-train-sets-off-from-the-same-runway-heading-in-a-direction-thats-at-a-right-angle-to-the-path-of-the-airplane-travelling-at-a-constant-speed-of-90-kmh-if-we-treat-the-airport-runway-as-a-fixed-reference-point-after-how-long-will-the-position-of-the-train-match-the-projection-of-the-airplanes-position-onto-the-direction-of-the-train-1c06d16d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/while-setting-up-a-lighting-system-in-a-factory-an-electrical-engineer-employs-capacitors-connected-in-parallel-to-ensure-the-voltage-remains-stable-he-uses-four-capacitors-the-second-capacitor-has-half-the-capacitance-of-the-first-the-third-has-twice-the-capacitance-of-the-second-and-the-fourth-matches-the-capacitance-of-the-first-if-the-total-capacitance-of-this-parallel-setup-is-10-mf-what-are-the-capacitance-values-of-each-of-the-four-capacitors-94b1699a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/in-a-home-an-electrical-appliance-runs-at-a-voltage-of-220-v-and-has-a-resistance-of-44-w-according-to-ohms-law-what-is-the-current-passing-through-the-appliance-ad92703c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-internal-energy-of-a-gas-is-and-how-to-calculate-it/in-this-experiment-a-learner-heats-an-ideal-gas-inside-a-container-with-a-fixed-volume-raising-its-temperature-from-300-k-to-450-k-given-that-the-internal-energy-of-this-gas-is-solely-dependent-on-its-temperature-what-is-the-change-in-the-internal-energy-of-the-gas-16132d4b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/a-balloon-holds-an-ideal-gas-at-a-temperature-of-25c-and-an-atmospheric-pressure-of-1-atm-taking-up-a-volume-of-30-litres-if-the-balloon-is-moved-to-a-place-where-the-pressure-drops-to-08-atm-and-the-temperature-rises-to-35c-how-many-moles-of-gas-are-in-the-balloon-b5009c5a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/a-train-is-chugging-along-at-a-steady-pace-compared-to-the-station-two-lightning-strikes-hit-the-ends-of-the-station-at-the-same-time-as-seen-by-someone-on-the-platform-according-to-the-principles-of-relativity-how-would-someone-on-the-train-view-the-timing-of-these-two-events-f732c2bc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/imagine-a-construction-site-where-a-motor-is-used-to-lift-a-load-of-250-kg-straight-up-to-a-height-of-12-meters-in-just-30-seconds-besides-working-against-gravity-this-motor-also-has-to-deal-with-a-constant-frictional-resistance-of-80-n-given-that-the-acceleration-due-to-gravity-is-981-ms-calculate-how-much-power-the-motor-generates-during-the-entire-lifting-operation-4016a643 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/an-engineer-is-working-on-designing-an-underwater-lighting-system-that-leverages-total-internal-reflection-to-enhance-efficiency-to-ensure-that-the-light-remains-contained-within-the-submerged-structure-its-essential-to-calculate-the-critical-angle-of-incidence-when-transitioning-from-water-to-air-given-that-the-refractive-index-of-water-is-133-and-that-of-air-is-100-what-is-the-minimum-critical-angle-that-the-light-must-achieve-when-exiting-the-water-for-total-internal-reflection-to-take-place-7474bdaa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/in-a-workshop-a-worker-needs-to-push-a-25-kg-steel-block-across-a-flat-surface-the-coefficient-of-static-friction-between-the-block-and-the-surface-is-045-while-the-coefficient-of-kinetic-friction-is-035-what-is-the-minimum-force-the-worker-must-apply-horizontally-to-get-the-block-moving-and-what-will-be-the-frictional-force-when-the-block-is-in-constant-motion-349de9bd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/a-cyclist-starts-from-rest-and-their-position-along-a-straight-track-can-be-represented-by-the-equation-st-5t-2t-where-s-is-in-metres-and-t-is-in-seconds-what-is-the-instantaneous-acceleration-of-the-cyclist-during-this-motion-17c97418 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/an-engineer-is-designing-a-suspension-system-for-motorcycles-using-springs-and-weights-the-chosen-spring-has-a-spring-constant-of-250-nm-and-is-linked-to-a-weight-of-4-kg-which-represents-part-of-the-chassis-since-the-system-undergoes-simple-harmonic-motion-what-is-the-period-of-this-motion-a3d16cbf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/with-the-rise-in-environmental-issues-and-the-urgent-need-to-secure-long-term-energy-provision-a-city-is-assessing-how-to-transition-from-its-mainly-non-renewable-energy-mix-to-renewable-options-given-the-climate-variability-in-the-area-and-ongoing-energy-demands-which-combination-of-renewable-energy-sources-would-best-serve-the-citys-requirements-in-a-sustainable-and-efficient-way-898b1e5d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/the-city-of-sao-paulo-is-rolling-out-new-strategies-to-manage-the-increasing-energy-demand-in-a-sustainable-way-its-essential-to-choose-energy-sources-that-not-only-deliver-efficiency-but-also-show-respect-for-the-environment-which-of-the-following-forms-of-energy-generation-is-viewed-as-renewable-and-commonly-adopted-to-encourage-urban-sustainability-1b9cd666 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-projectile-is-thrown-at-an-angle-from-the-top-of-a-45-meter-building-with-an-initial-speed-of-30-ms-at-an-angle-of-60-to-the-horizontal-if-we-ignore-air-resistance-how-long-will-it-take-for-the-projectile-to-reach-the-ground-342627b5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/a-square-metal-plate-measuring-200-meters-on-each-side-has-a-circular-hole-with-a-diameter-of-050-meters-right-in-the-centre-when-the-temperature-of-the-plate-rises-evenly-it-expands-by-05percent-across-its-surface-taking-this-uniform-expansion-into-account-what-will-the-new-diameter-of-the-hole-be-after-the-plate-has-expanded-78802f84 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/a-water-reservoir-has-a-depth-of-25-metres-according-to-stevins-theorem-the-pressure-exerted-by-the-water-increases-with-depth-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-extra-pressure-felt-by-the-water-at-the-bottom-of-the-reservoir-b3cc2f9e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/a-lab-technician-is-examining-the-oscillations-of-a-spring-that-vibrates-in-simple-harmonic-motion-he-notes-that-the-maximum-amplitude-of-the-vibrations-is-008-meters-and-the-angular-frequency-of-the-oscillation-is-5-rads-given-that-the-movement-of-the-spring-can-be-described-by-a-sinusoidal-function-over-time-what-would-be-the-equation-representing-the-displacement-of-the-spring-as-a-function-of-time-a96b22e0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/in-a-straightforward-electrical-circuit-a-12-v-battery-is-linked-to-two-resistors-in-series-r1-and-r2-given-that-the-work-done-by-the-source-in-moving-a-charge-of-3-c-through-r1-is-9-j-what-is-the-electric-potential-supplied-by-r2-to-this-same-charge-4ce402ee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/a-scientist-conducts-an-experiment-using-a-flat-mirror-set-up-on-a-level-track-the-mirror-starts-moving-towards-a-stationary-object-at-a-steady-speed-v-taking-the-mirrors-motion-into-account-what-is-the-speed-of-the-objects-image-compared-to-the-mirror-2873df9d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/a-beam-of-light-hits-the-surface-as-it-travels-from-air-into-water-at-a-30-angle-given-that-the-refractive-index-of-air-is-about-100-and-that-of-water-is-133-well-use-snells-law-to-find-the-angle-of-refraction-in-the-water-60b6be29 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/a-cyclist-is-pedalling-in-the-direction-represented-by-the-vector-2i-3j-ms-while-the-wind-pushes-against-them-with-a-force-that-can-be-shown-as-the-vector-i-j-ms-in-the-same-direction-what-is-the-resultant-velocity-of-the-cyclist-when-we-sum-these-vectors-2d2509f3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/a-construction-machine-performs-a-job-with-2000-joules-to-move-materials-on-site-and-takes-80-seconds-to-get-it-done-however-for-the-sake-of-energy-efficiency-the-company-aims-to-cut-down-the-time-needed-to-do-the-same-work-if-they-manage-to-reduce-the-time-to-50-seconds-what-will-the-machines-new-power-output-be-66981188 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/a-physics-lab-has-two-point-charges-fixed-20-cm-apart-one-positive-and-the-other-negative-considering-the-behaviour-of-the-electric-field-around-these-charges-how-are-the-field-lines-arranged-in-the-space-between-them-c6fff388 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/a-hydraulic-system-is-utilised-in-a-crane-to-lift-heavy-loads-the-smaller-piston-has-an-area-of-002-m-and-the-larger-piston-has-an-area-of-05-m-according-to-pascals-theorem-what-force-needs-to-be-applied-to-the-smaller-piston-to-lift-a-load-of-2000-n-on-the-larger-piston-ec30a258 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/during-a-car-race-on-a-straight-track-a-vehicle-starts-from-a-standstill-and-accelerates-uniformly-until-it-reaches-a-speed-of-36-ms-in-9-seconds-with-this-information-calculate-the-distance-the-car-travelled-during-this-acceleration-phase-be2f6c76 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/in-an-experiment-a-learner-heats-water-in-a-sealed-glass-cup-its-noted-that-as-the-temperature-goes-up-the-water-level-in-the-cup-also-rises-taking-into-account-that-both-the-water-and-the-glass-cup-expand-with-heat-what-is-the-primary-reason-for-the-increase-in-the-water-level-fe73f402 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/during-an-electrification-experiment-a-neutral-plastic-sphere-is-rubbed-with-a-wool-cloth-leading-to-the-transfer-of-electrons-between-the-two-materials-each-electron-carries-a-charge-of-160-x-10-19-c-what-is-the-total-electric-charge-gained-by-the-plastic-sphere-after-500-x-1012-electrons-have-been-transferred-15dc9c23 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/in-a-physics-lab-a-student-sets-up-a-light-source-so-that-the-beam-hits-a-flat-mirror-at-an-angle-of-25-degrees-to-the-normal-of-the-reflective-surface-using-the-principles-of-light-reflection-what-angle-will-the-reflected-beam-make-with-the-normal-to-the-mirror-81ca602d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-graphs-of-uniform-rectilinear-motion-use-the-graphs-of-uniform-motion-to-solve-uniform-motion-issues/a-car-travels-on-a-straight-road-keeping-a-steady-speed-throughout-the-trip-looking-at-the-graphs-that-show-position-as-a-function-of-time-and-speed-as-a-function-of-time-for-this-type-of-motion-which-of-the-following-options-accurately-describes-the-shape-of-these-graphs-in-uniform-linear-motion-b4d080a0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-5-kg-block-is-subjected-to-two-forces-one-of-20-n-towards-the-east-and-another-of-15-n-towards-the-north-acting-at-the-same-time-assuming-theres-no-friction-calculate-the-blocks-resulting-acceleration-323bda41 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-cyclist-rides-around-a-circular-track-with-a-radius-of-30-metres-the-angular-position-of-the-cyclist-over-time-is-described-by-8t-p15-t-where-8-is-in-radians-and-t-is-measured-in-seconds-to-evaluate-performance-we-need-to-determine-the-instantaneous-velocity-of-the-cyclist-at-t-10-seconds-based-on-this-path-what-is-the-cyclists-instantaneous-velocity-at-that-point-c84470bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/during-a-practical-lab-class-the-learners-conducted-an-experiment-to-figure-out-the-amount-of-heat-necessary-for-melting-a-specific-mass-of-ice-at-0c-converting-it-into-water-at-the-same-temperature-given-that-the-latent-heat-of-fusion-of-ice-is-a-known-value-which-of-the-following-options-accurately-reflects-the-amount-of-heat-absorbed-by-the-ice-during-this-process-284801f2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/in-a-physics-lab-two-spinning-disks-are-used-for-experiments-on-circular-motion-disk-a-has-a-radius-of-05-meters-and-makes-one-full-rotation-every-10-seconds-while-disk-b-has-twice-the-radius-of-disk-a-to-ensure-that-both-disks-edges-are-moving-at-the-same-linear-speed-what-should-the-rotation-period-of-disk-b-be-3664a0c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/in-a-physics-experiment-a-glass-prism-with-an-apex-angle-of-60-degrees-is-used-to-bend-a-beam-of-white-light-if-the-light-ray-hits-the-prism-at-an-angle-of-45-degrees-relative-to-the-normal-of-the-entry-face-what-is-the-total-angular-deviation-of-the-beam-after-it-passes-through-the-prism-92bd9ef8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/an-industrial-engine-runs-continuously-for-2-hours-using-a-total-of-15-kwh-of-electrical-energy-if-we-assume-that-all-this-energy-is-turned-into-thermal-power-lets-calculate-the-thermal-power-produced-by-the-engine-f37470ac 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/in-an-experiment-we-need-to-move-an-electric-charge-of-8-c-from-one-point-to-another-while-doing-240-j-of-work-whats-the-potential-difference-between-these-points-9b71eb35 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/a-driver-suddenly-slams-on-the-brakes-engaging-the-brakes-for-a-brief-moment-according-to-the-impulse-theorem-what-is-the-connection-between-the-force-exerted-and-the-change-in-momentum-of-the-vehicle-when-braking-1b16d68c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/a-geostationary-satellite-is-orbiting-the-earth-at-a-height-where-the-effective-radius-from-the-centre-of-the-earth-is-6400-km-considering-the-law-of-universal-gravitation-how-does-the-gravitational-force-exerted-by-the-earth-on-the-satellite-change-with-respect-to-the-radius-of-the-earth-5e903a30 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/an-engineer-is-designing-a-ramp-to-help-move-heavy-loads-in-a-warehouse-to-ensure-the-structures-stability-he-needs-to-calculate-the-forces-involved-when-an-object-slides-down-the-ramp-given-that-the-force-applied-to-push-the-object-makes-an-angle-of-30-with-the-horizontal-find-out-the-horizontal-and-vertical-components-of-this-force-which-of-the-following-options-correctly-presents-the-horizontal-and-vertical-components-of-the-applied-force-b9f993db 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/a-group-of-engineers-is-working-on-an-energy-storage-system-that-uses-spherical-capacitors-to-make-better-use-of-space-in-portable-electronic-devices-each-capacitor-comprises-two-concentric-metallic-spheres-with-an-inner-radius-of-5-cm-and-an-outer-radius-of-15-cm-separated-by-a-dielectric-material-that-has-a-dielectric-constant-of-30-to-ensure-the-system-runs-effectively-the-engineers-need-to-determine-the-capacitance-of-each-spherical-capacitor-given-the-data-provided-and-the-relevant-formula-for-spherical-capacitors-what-is-the-capacitance-of-one-of-these-capacitors-47d91bf3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/in-an-experiment-a-beam-of-light-hits-the-boundary-between-air-and-an-unknown-transparent-substance-at-a-35-angle-when-it-is-refracted-in-that-material-the-light-makes-an-angle-of-20-given-that-the-speed-of-light-in-a-vacuum-is-300-108-ms-can-you-determine-the-speed-of-light-in-the-unknown-substance-dcbec80c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-cyclist-completes-a-lap-on-a-circular-track-while-keeping-a-steady-speed-what-is-the-average-vector-acceleration-of-the-cyclist-for-the-entire-route-87bbda09 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/in-a-physics-lab-a-researcher-uses-a-device-to-measure-the-position-of-a-subatomic-particle-with-great-precision-reaching-an-uncertainty-in-position-of-dx-500-10-m-according-to-heisenbergs-uncertainty-principle-what-is-the-smallest-possible-uncertainty-in-the-momentum-dp-of-this-particle-b3c18c6c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/a-learner-uses-a-spring-to-lift-a-weight-the-spring-has-a-spring-constant-of-150-nm-and-is-compressed-by-03-metres-during-the-process-considering-hookes-law-what-is-the-work-done-by-the-elastic-force-during-this-movement-240a173a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-water-reservoir-with-an-initial-volume-of-250000-litres-is-subjected-to-a-temperature-rise-of-5000-c-during-summer-given-that-the-volumetric-expansion-coefficient-of-the-reservoirs-material-is-850-10-c-what-will-the-volume-of-the-reservoir-be-after-heating-b4ca181f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/two-isolated-objects-are-rubbed-together-leading-to-the-transfer-of-electric-charges-after-this-process-one-of-the-objects-ends-up-with-a-negative-charge-given-that-the-charge-of-an-electron-is-roughly-160-10-c-how-many-electrons-were-transferred-to-create-this-negative-charge-on-the-object-0aff73a7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/a-dancer-is-showcasing-circular-movements-on-a-spinning-platform-he-completes-120-rotations-in-a-span-of-10-minutes-what-is-the-time-it-takes-for-one-full-rotation-of-the-platform-d72d90a1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/during-a-calorimetry-experiment-ana-measured-the-final-temperature-of-a-chemical-reaction-using-a-thermometer-marked-in-the-celsius-scale-to-ensure-her-results-align-with-international-standards-and-can-be-compared-with-global-data-she-needs-to-convert-this-temperature-to-the-kelvin-scale-what-is-the-temperature-in-kelvin-that-corresponds-to-75c-10d6a083 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/in-a-thermal-power-station-the-steel-pipes-used-to-carry-steam-experience-considerable-temperature-fluctuations-during-operation-if-we-have-a-pipe-that-measures-5000-metres-at-a-temperature-of-2500c-and-the-linear-expansion-coefficient-of-steel-is-1110-c-what-will-be-the-increase-in-length-of-this-pipe-when-the-temperature-reaches-15000c-93dd29d9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/an-engineer-is-designing-a-lifting-system-to-raise-heavy-goods-in-a-warehouse-while-looking-at-one-of-the-levers-in-the-system-he-takes-into-account-the-various-forces-acting-on-the-lever-during-standard-operation-given-that-the-lever-is-balanced-and-in-contact-with-the-support-surface-what-are-the-key-forces-that-should-be-included-in-the-free-body-diagram-of-the-lever-c60586df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/in-a-physics-lab-a-learner-shines-a-beam-of-light-onto-a-flat-mirror-ensuring-that-the-incoming-ray-forms-a-30-angle-with-respect-to-the-normal-line-at-the-mirrors-surface-using-the-principles-of-light-reflection-what-is-the-angle-between-the-reflected-ray-and-the-surface-of-the-mirror-ca67e29f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/a-diver-observes-a-rod-standing-upright-in-the-water-because-of-the-way-light-bends-at-the-boundary-between-water-and-air-the-lower-end-of-the-rod-appears-to-be-in-a-different-position-given-that-the-index-of-refraction-of-water-is-133-what-is-the-apparent-position-of-the-lower-end-of-the-rod-for-the-diver-if-the-actual-depth-is-30-cm-ef637733 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/in-a-lab-two-containers-are-placed-on-the-same-heat-source-one-is-metal-and-the-other-is-plastic-after-a-few-minutes-it-becomes-clear-that-the-metal-container-is-much-hotter-to-the-touch-than-the-plastic-one-what-is-the-primary-heat-transfer-mechanism-causing-this-temperature-difference-between-the-two-materials-ee227ecc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/an-engineer-is-designing-a-load-movement-system-within-a-solar-panel-that-utilises-a-uniform-electric-field-to-move-electrons-from-point-a-to-point-b-given-that-the-distance-between-a-and-b-is-05-meters-and-that-the-electric-force-acting-on-each-electron-is-2-10-n-directed-along-the-displacement-what-is-the-work-done-by-the-electric-force-to-move-an-electron-from-a-to-b-01a7d8fe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/a-space-agency-is-gearing-up-to-launch-a-probe-that-needs-to-break-free-from-the-earths-gravitational-grasp-to-carry-out-observations-way-out-in-deep-space-considering-that-the-earth-has-a-mass-of-about-598-x-1024-kg-and-an-average-radius-of-637-x-106-metres-what-is-the-minimum-speed-the-probe-must-hit-at-launch-to-reach-the-required-escape-velocity-592e7a97 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-submarine-is-operating-at-a-depth-of-400-metres-in-the-ocean-the-density-of-seawater-is-1025-kgm-and-the-acceleration-due-to-gravity-is-981-ms-considering-that-the-area-of-the-submarines-frontal-surface-is-10-m-calculate-the-pressure-exerted-by-the-water-on-that-surface-and-determine-the-buoyant-force-acting-on-the-submarine-based-on-these-values-evaluate-which-of-the-following-situations-best-describes-the-equilibrium-state-of-the-submarine-d81912fc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/the-city-of-solara-aims-to-lessen-its-reliance-on-non-renewable-energy-sources-to-encourage-sustainable-development-what-renewable-energy-source-should-the-city-consider-adopting-e93b9ded 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/a-car-is-going-around-a-bend-while-moving-in-a-circular-path-at-a-steady-speed-given-that-the-cars-speed-is-20-ms-and-the-turns-radius-is-50-metres-what-is-the-frequency-at-which-the-car-completes-one-lap-ee7d39d9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-maxima-and-minima-of-newtons-rings-or-use-it-to-calculate-wavelengths-or-thicknesses-of-bodies/an-optical-technician-is-using-the-phenomenon-of-newtons-rings-to-measure-the-thickness-of-a-thin-film-deposited-on-a-flat-lens-by-observing-the-interference-rings-formed-he-finds-that-the-distance-between-two-consecutive-maxima-is-050-mm-given-that-the-light-used-has-a-wavelength-of-550-nm-in-a-vacuum-what-is-the-thickness-of-the-film-at-the-position-of-the-first-maximum-ring-d9fbf57f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/in-a-physics-lab-a-spring-is-secured-to-the-ceiling-and-holds-a-mass-of-15-kg-that-moves-up-and-down-the-spring-constant-is-60-nm-when-the-mass-is-pulled-down-to-a-maximum-displacement-of-01-m-and-then-let-go-it-undergoes-simple-harmonic-motion-based-on-this-information-calculate-the-period-of-this-motion-89ab6893 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-cyclist-is-cruising-around-a-circular-track-with-a-radius-of-30-meters-while-maintaining-a-steady-pace-taking-into-account-the-forces-at-play-during-this-curvilinear-motion-which-force-is-responsible-for-steering-the-cyclist-towards-the-centre-of-the-turn-61568bae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/study-the-movement-of-fluids-bernoullis-principle-states-that-in-an-ideal-flow-the-pressure-decreases-when-the-fluid-velocity-increases-and-vice-versa-keeping-the-total-energy-constant/at-an-airfield-engineers-are-looking-at-the-design-of-an-aircrafts-wings-to-enhance-its-flight-efficiency-using-bernoullis-principle-they-notice-that-the-speed-of-air-over-the-top-of-the-wing-is-quicker-than-that-underneath-it-based-on-this-observation-what-is-the-main-outcome-for-the-aircraft-877a8f93 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/in-a-rectangular-water-storage-tank-the-depth-of-the-water-gradually-increases-from-the-surface-to-the-bottom-reaching-a-total-of-15-metres-according-to-stevins-theorem-the-pressure-at-any-point-in-the-liquid-is-influenced-by-how-deep-that-point-is-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-pressure-exerted-by-the-water-at-the-bottom-of-the-tank-not-taking-atmospheric-pressure-into-account-5503c494 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/with-the-growing-need-for-sustainable-energy-a-city-has-chosen-to-invest-in-various-sources-to-meet-the-energy-needs-of-its-residents-taking-into-account-the-environmental-aspects-and-energy-efficiency-which-of-the-following-alternatives-represents-a-key-method-of-renewable-energy-generation-8683662a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/in-the-electrical-circuit-of-a-home-there-are-three-resistors-arranged-so-that-two-of-them-with-resistances-of-8-w-and-12-w-are-connected-in-parallel-and-this-setup-is-in-series-with-a-third-resistor-of-6-w-what-is-the-total-equivalent-resistance-of-this-circuit-acebf13d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/in-a-hospital-setting-radiographic-equipment-makes-use-of-electromagnetic-radiation-to-capture-detailed-images-of-the-inside-of-the-human-body-however-regular-exposure-to-this-type-of-radiation-raises-concerns-about-potential-health-risks-for-both-patients-and-healthcare-workers-given-the-different-kinds-of-radiation-and-their-effects-on-human-health-what-would-be-the-most-effective-measure-to-reduce-the-risks-associated-with-the-ongoing-use-of-this-equipment-37c6d9df 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-vehicle-with-mass-m-is-taking-a-turn-on-a-circular-road-with-a-radius-r-at-a-steady-speed-v-if-the-vehicles-speed-increases-to-2v-while-keeping-the-same-curvature-radius-how-does-the-centripetal-force-needed-to-keep-the-vehicle-on-its-circular-path-change-23acab3d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/a-flat-mirror-is-moving-in-a-straight-line-away-from-an-object-at-a-constant-speed-v-in-this-situation-how-fast-is-the-virtual-image-appearing-to-move-in-relation-to-the-mirror-339b8470 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-of-momentum-impulse-theorem-and-collisions-recalling-when-momentum-given-by-q-m-v-can-be-conserved-or-not/on-an-ice-rink-a-skater-weighing-70-kg-is-gliding-along-at-a-speed-of-3-ms-towards-another-skater-who-weighs-50-kg-and-is-initially-stationary-after-they-collide-they-continue-to-skate-together-in-the-same-direction-using-the-principle-of-conservation-of-momentum-what-is-the-final-velocity-of-the-two-skaters-combined-after-the-collision-a68c9865 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/in-a-10-storey-building-an-elevator-needs-to-lift-a-load-of-800-kg-to-the-top-floor-which-is-30-metres-high-in-25-seconds-given-that-the-acceleration-due-to-gravity-is-98-ms-what-is-the-average-power-that-the-motor-of-the-elevator-needs-to-provide-to-complete-this-task-fdcbee57 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/a-diver-spots-a-fish-thats-out-of-the-water-for-the-light-from-the-fish-to-enter-the-water-without-bending-too-much-the-angle-at-which-it-hits-the-waters-surface-must-be-less-than-the-critical-angle-given-that-the-refractive-index-of-water-is-133-and-that-of-air-is-100-what-is-the-critical-angle-of-incidence-for-the-light-to-go-from-water-to-air-without-total-internal-reflection-happening-9b5cb167 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-magnetic-field-is-a-place-where-magnetic-forces-can-be-detected-represented-by-magnetic-field-lines-verify-which-bodies-interact-with-magnetic-fields-and-bodies-that-can-generate-a-magnetic-field-such-as-magnets/an-engineer-is-working-on-designing-an-electromagnet-for-an-industrial-crane-to-boost-the-magnetic-force-in-the-work-area-he-looks-into-various-configurations-for-the-coil-winding-being-aware-that-the-magnetic-field-is-depicted-by-magnetic-field-lines-and-that-the-field-strength-goes-up-with-more-turns-and-higher-electric-current-what-modification-in-the-coil-design-could-lead-to-a-significant-increase-in-the-magnetic-field-density-produced-by-the-electromagnet-df8b9916 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/in-a-geometric-optics-experiment-a-learner-directs-a-ray-of-light-that-hits-a-flat-mirror-at-an-angle-of-incidence-of-30-according-to-the-law-of-reflection-what-will-be-the-angle-of-reflection-for-this-ray-of-light-a50a800d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/in-a-school-lab-weve-set-up-a-straightforward-electrical-circuit-with-a-12-v-battery-a-4-w-resistor-and-a-6-w-resistor-connected-in-series-given-that-there-are-no-additional-sources-of-resistance-in-the-circuit-what-is-the-strength-of-the-electric-current-flowing-through-the-whole-circuit-36c6d563 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-magnetic-field-is-a-place-where-magnetic-forces-can-be-detected-represented-by-magnetic-field-lines-verify-which-bodies-interact-with-magnetic-fields-and-bodies-that-can-generate-a-magnetic-field-such-as-magnets/in-a-practical-investigation-a-student-brings-a-magnet-close-to-various-materials-and-notices-that-only-some-are-attracted-to-it-reflecting-on-the-concept-of-a-magnetic-field-what-characteristic-of-these-materials-enables-them-to-engage-with-the-magnetic-field-generated-by-the-magnet-f4769951 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/a-researcher-is-looking-to-find-out-which-of-two-materials-is-better-suited-for-making-components-that-need-to-keep-their-mass-down-for-a-certain-volume-material-a-weighs-250-g-and-has-a-volume-of-50-cm-while-material-b-weighs-300-g-and-has-a-volume-of-60-cm-based-on-their-specific-mass-which-material-has-a-higher-specific-mass-80aa12da 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/a-worker-is-pulling-a-cart-using-two-ropes-the-first-rope-applies-a-force-of-50-n-at-an-angle-of-30-above-the-horizontal-while-the-second-rope-applies-a-force-of-80-n-at-an-angle-of-45-above-the-horizontal-if-the-cart-moves-10-metres-along-a-level-path-what-is-the-work-done-by-the-resultant-force-on-the-cart-51f58d1f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/an-engineer-is-developing-a-circuit-for-an-electronic-device-that-needs-temporary-energy-storage-to-ensure-that-the-device-continues-to-function-during-short-power-cuts-he-opts-to-use-a-capacitor-given-that-the-required-charge-to-keep-the-device-operational-is-0005-c-and-the-available-voltage-is-12-v-what-should-the-capacitance-of-the-capacitor-be-0cbbb5b9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/a-bicycle-has-a-transmission-system-made-up-of-two-gears-a-driving-gear-with-18-teeth-and-a-driven-gear-with-54-teeth-when-the-cyclist-pedals-the-driving-gear-makes-90-revolutions-per-minute-rpm-considering-how-the-motion-is-transmitted-through-the-gears-what-will-be-the-rotational-speed-of-the-driven-gear-3b050969 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/in-the-boiler-of-a-power-station-1200-j-of-heat-is-supplied-to-the-steam-and-800-j-of-work-is-done-by-the-connected-machine-according-to-the-first-law-of-thermodynamics-what-is-the-change-in-the-internal-energy-of-the-steam-after-this-process-61610f31 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/in-an-urban-lighting-system-poles-and-trees-serve-as-obstacles-that-block-the-light-emitted-by-the-lamps-resulting-in-dark-patches-and-shaded-areas-on-the-adjacent-pavements-considering-the-principles-of-geometric-optics-how-do-the-physical-features-of-these-obstacles-impact-the-size-and-clarity-of-the-shaded-regions-formed-9af1575b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/at-a-braai-a-speaker-gives-off-a-sound-power-of-1000-w-since-sound-travels-evenly-in-all-directions-and-sound-intensity-refers-to-the-energy-delivered-per-unit-time-over-a-unit-area-what-is-the-sound-intensity-when-youre-20-metres-away-from-the-speaker-f224fa7d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/a-truck-is-heading-east-at-a-steady-speed-of-18-ms-while-a-motorcycle-is-cruising-along-the-same-road-in-the-same-direction-at-12-ms-considering-the-movement-of-both-vehicles-what-is-the-relative-speed-of-the-truck-in-relation-to-the-motorcycle-3044bfc8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-calculate-the-main-forces-acting-in-curvilinear-motion-understand-centripetal-force-and-solve-problems-involving-the-use-of-these-forces/a-vehicle-weighing-1200-kg-is-taking-a-turn-on-a-road-with-a-radius-of-80-meters-while-maintaining-a-constant-speed-of-25-ms-considering-that-the-only-horizontal-force-at-play-is-the-friction-between-the-tyres-and-the-road-what-is-the-magnitude-of-this-force-that-keeps-the-vehicle-moving-in-a-circular-path-ad0922cc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/in-an-experiment-on-electrification-two-identical-conductive-objects-are-rubbed-together-leading-to-the-transfer-of-electric-charges-between-them-once-they-are-separated-taking-into-account-the-conservation-of-electric-charge-in-the-system-which-of-the-following-scenarios-correctly-represents-the-distribution-of-charges-on-the-objects-2fb5a9d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-15-kg-block-is-being-pulled-up-an-incline-at-25-to-the-horizontal-using-a-pulling-force-of-80-n-that-runs-parallel-to-the-slope-given-that-the-coefficient-of-friction-between-the-block-and-the-incline-is-03-what-are-the-main-forces-acting-on-the-block-and-in-which-directions-do-they-act-738772da 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/a-refrigeration-system-works-by-taking-heat-out-of-the-inside-of-a-fridge-and-releasing-it-into-the-warmer-outside-air-according-to-the-second-law-of-thermodynamics-why-wouldnt-this-happen-naturally-without-using-some-energy-from-outside-74de427d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/a-rocket-is-being-launched-from-the-surface-of-the-earth-with-the-aim-of-completely-breaking-free-from-the-planets-gravitational-pull-without-needing-extra-thrust-after-takeoff-given-that-the-mass-of-the-earth-is-roughly-597-x-1024-kg-and-the-radius-of-the-earth-is-about-637-103-km-what-is-the-minimum-speed-that-the-rocket-must-reach-to-achieve-escape-velocity-4ca09fd9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/a-scientist-is-doing-an-experiment-that-requires-converting-2500-millimeters-to-meters-in-order-to-calculate-the-speed-of-a-particle-which-prefix-from-the-international-system-should-be-used-to-express-this-measurement-in-meters-1f9c1885 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/a-worker-is-putting-together-an-electronic-component-and-needs-to-shift-a-positive-electric-charge-of-3-mc-over-a-distance-of-2-meters-within-a-steady-electric-field-with-a-strength-of-150-nc-directed-horizontally-given-that-the-electric-force-operates-parallel-to-the-movement-what-is-the-work-done-by-the-electric-force-during-this-movement-d1dd91e1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-a-physics-lab-there-are-two-long-parallel-wires-that-are-30-cm-apart-each-carrying-a-current-of-4-a-in-the-same-direction-at-a-spot-exactly-midway-between-the-wires-what-is-the-strength-of-the-magnetic-field-produced-3ad2e058 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/a-band-is-getting-ready-for-a-big-gig-and-wants-to-tweak-its-speakers-to-make-sure-the-sound-reaches-all-the-audience-without-blasting-their-ears-off-knowing-that-one-of-the-speakers-has-a-power-output-of-500-w-and-that-the-sound-spreads-evenly-over-an-area-of-5-m-what-is-the-sound-intensity-generated-by-the-speaker-9ae445f3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/a-learner-is-running-an-experiment-with-a-perfect-spring-they-attach-the-spring-vertically-and-add-a-weight-to-its-end-once-the-system-stabilises-the-spring-stretches-by-015-meters-given-that-the-acceleration-due-to-gravity-is-98-ms-what-is-the-spring-constant-3c8b5814 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/a-plane-makes-two-back-to-back-flight-segments-in-the-first-segment-it-covers-500-km-at-an-angle-of-30-north-of-east-which-well-refer-to-as-vector-v-in-the-second-segment-it-flies-300-km-at-an-angle-of-60-north-of-west-represented-by-vector-v-what-is-the-overall-displacement-vector-of-the-planes-journey-f7c90310 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/in-an-analogue-clock-the-minute-hand-moves-from-its-starting-position-to-its-final-position-over-a-given-time-if-the-hand-rotates-90-degrees-in-15-seconds-what-is-the-average-angular-velocity-of-the-hand-during-this-time-bf8a47b5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/in-a-physics-lab-two-identical-objects-are-given-an-electric-charge-through-friction-object-x-picks-up-a-positive-charge-of-400-mc-and-object-y-ends-up-with-a-negative-charge-considering-that-the-total-charge-of-the-system-is-the-sum-of-the-charges-on-both-objects-and-that-charge-conservation-applies-what-charge-does-object-y-have-d211fbcc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/during-a-calorimetry-experiment-a-researcher-takes-note-of-the-temperature-of-a-chemical-reaction-with-the-help-of-two-thermometers-that-use-different-scales-the-first-thermometer-reads-25c-while-the-second-one-shows-77f-for-the-same-reaction-to-ensure-the-results-are-comparable-the-researcher-opts-to-convert-both-temperatures-to-the-kelvin-scale-what-is-the-temperature-difference-between-the-two-readings-after-conversion-expressed-in-kelvin-da05aa60 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/during-a-hands-on-activity-the-learners-placed-two-bar-magnets-on-a-table-and-noticed-that-the-attraction-or-repulsion-force-changed-depending-on-how-far-apart-they-were-keeping-in-mind-the-properties-of-the-magnetic-fields-involved-which-of-the-following-options-best-explains-how-the-distance-between-the-magnets-affects-the-strength-of-the-force-between-them-7951be7a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/a-fridge-moves-heat-from-its-inside-where-its-cool-to-the-outside-where-its-warmer-according-to-the-second-law-of-thermodynamics-what-needs-to-happen-for-this-process-to-occur-on-its-own-6d5bb698 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/in-a-theatre-an-orchestra-is-tuning-the-strings-on-a-violin-to-get-everything-just-right-for-the-performance-one-of-the-violins-strings-has-a-fixed-length-of-070-metres-and-is-vibrating-in-the-fifth-harmonic-under-stable-conditions-given-the-connection-between-wavelength-and-harmonics-for-strings-fixed-at-both-ends-what-is-the-ratio-between-the-wavelength-of-the-vibration-associated-with-this-harmonic-and-the-overall-length-of-the-string-3a6ff56a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/with-the-growing-need-for-energy-and-the-urgency-to-lessen-our-environmental-footprint-a-city-is-looking-to-broaden-its-energy-mix-the-options-under-consideration-include-solar-power-oil-wind-energy-and-coal-which-of-these-energy-sources-is-renewable-e4379951 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/a-circular-plate-with-an-area-of-003-m-spins-at-a-steady-angular-speed-of-2-rads-in-a-uniform-magnetic-field-of-intensity-12-t-the-axis-of-rotation-of-the-plate-initially-makes-an-angle-of-30-with-the-magnetic-field-lines-considering-the-plates-motion-calculate-the-magnetic-flux-that-passes-through-the-plate-at-time-t-p4-seconds-5f383d3f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-50-kg-block-is-sitting-on-a-slope-thats-inclined-at-an-angle-of-30-degrees-to-the-horizontal-the-forces-at-play-include-the-blocks-weight-the-normal-force-from-the-slope-the-frictional-force-between-the-block-and-the-slope-and-the-component-of-the-weight-that-runs-parallel-to-the-slope-given-these-forces-which-one-attempts-to-pull-the-block-back-up-the-slope-when-it-starts-to-slide-down-a147eea3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-time-dilation-using-the-lorentz-factor-g-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-speed-of-the-object/a-spaceship-is-zooming-along-at-06-the-speed-of-light-compared-to-earth-according-to-einsteins-theory-of-special-relativity-time-on-the-spaceship-stretches-out-when-compared-to-time-on-earth-what-is-the-lorentz-factor-g-we-use-to-figure-out-this-time-dilation-35f7e554 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-order-of-magnitude-is-estimate-the-order-of-magnitude-of-a-certain-magnitude-such-as-the-number-of-steps-taken-in-a-marathon/a-marathon-is-roughly-42-kilometres-long-considering-that-an-average-person-takes-about-1300-steps-per-kilometre-what-would-be-the-estimated-total-number-of-steps-a-runner-takes-during-the-race-e464abad 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/a-car-with-a-mass-of-1500-kg-speeds-up-from-a-standstill-to-20-ms-on-a-smooth-track-without-any-friction-assuming-that-all-the-effort-put-in-by-the-engine-is-transformed-into-kinetic-energy-how-much-work-has-the-engine-done-during-this-acceleration-24fa392f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/in-a-room-a-flat-mirror-is-fixed-on-the-wall-opposite-the-door-pedro-stands-18-metres-away-from-the-mirror-while-his-sister-ana-is-25-metres-away-from-the-same-mirror-on-the-same-side-considering-how-images-are-formed-by-a-flat-mirror-determine-the-distance-between-the-images-of-pedro-and-ana-produced-by-the-mirror-49366c85 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-cyclist-is-taking-part-in-a-race-on-a-circular-track-with-a-radius-of-30-metres-he-keeps-a-steady-speed-of-12-metres-per-second-while-navigating-the-curve-given-the-principles-of-uniform-circular-motion-what-is-the-centripetal-acceleration-acting-on-the-cyclist-74fa9913 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-car-makes-a-turn-on-a-road-with-a-circular-path-of-radius-50-metres-maintaining-a-constant-speed-of-20-ms-what-is-the-centripetal-acceleration-acting-on-the-car-a1a09166 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/while-recording-an-orchestral-piece-the-sound-engineer-notices-that-some-instruments-sound-more-rich-than-others-even-at-similar-volume-levels-considering-the-concepts-of-pitch-and-timbre-what-accounts-for-this-difference-in-sound-quality-b9d6fdb4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/in-an-industrial-setup-the-conversion-of-thermal-energy-into-mechanical-work-takes-place-through-a-thermal-engine-based-on-the-principles-of-thermodynamics-and-keeping-the-entropy-of-the-universe-in-mind-what-happens-to-the-total-entropy-while-this-engine-is-running-88794d4d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/a-vehicle-with-mass-m-is-initially-at-a-standstill-on-a-flat-road-the-driver-speeds-up-the-car-by-applying-a-constant-force-f-moving-it-a-distance-d-until-it-reaches-a-final-velocity-v-with-a-constant-friction-force-f-acting-against-the-motion-what-is-the-relationship-between-the-kinetic-energy-gained-by-the-car-and-the-work-done-by-the-force-f-during-the-displacement-f8610480 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/a-space-mission-is-gearing-up-to-launch-a-probe-that-needs-to-break-free-from-earths-gravitational-grip-to-enter-an-interplanetary-orbit-given-that-the-mass-of-the-earth-is-597-x-1024-kg-and-its-radius-is-637-x-106-metres-lets-figure-out-the-minimum-speed-the-probe-must-hit-at-launch-to-escape-terrestrial-gravity-without-any-extra-propulsion-while-ignoring-air-resistance-and-other-external-forces-cede7e2c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-mass-spring-system-comprises-a-mass-m-2-kg-attached-to-a-spring-with-an-elastic-constant-k-150-nm-after-being-displaced-010-meters-from-its-resting-position-and-released-the-mass-starts-to-oscillate-without-any-friction-performing-simple-harmonic-motion-given-the-initial-displacement-and-that-it-starts-from-rest-what-is-the-equation-of-the-simple-harmonic-motion-that-represents-the-position-of-the-mass-as-time-progresses-302caa71 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/an-engineer-is-working-on-a-transport-system-using-a-10-kg-block-that-slides-down-an-incline-ramp-set-at-a-30-angle-to-the-horizontal-to-pull-the-block-back-up-the-ramp-a-force-is-applied-through-a-rope-which-makes-a-20-angle-with-the-direction-parallel-to-the-ramp-given-the-coefficient-of-friction-between-the-block-and-the-ramp-is-015-what-is-the-net-force-acting-on-the-block-fd986904 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/in-a-physics-lab-a-student-carries-out-two-different-experiments-in-the-first-a-mass-is-attached-to-an-ideal-frictionless-spring-and-it-oscillates-up-and-down-in-the-second-a-block-is-hooked-to-a-spring-and-slides-along-a-surface-where-air-resistance-is-proportional-to-its-speed-based-on-the-relationship-between-acceleration-and-displacement-observed-in-both-systems-which-of-the-movements-displayed-is-classified-as-simple-harmonic-motion-90945fd1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-block-weighing-600-kg-starts-from-rest-at-the-top-of-an-incline-set-at-4000-stretching-1500-m-down-to-the-bottom-as-the-block-rolls-down-the-ramp-it-reaches-a-point-where-its-height-above-ground-is-500-m-assuming-theres-no-friction-between-the-block-and-the-ramp-and-mechanical-energy-is-conserved-throughout-its-descent-what-will-the-blocks-speed-be-at-that-point-0499d756 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/in-an-industrial-robot-the-motion-transmission-system-utilises-two-stages-of-gears-in-the-first-stage-a-driving-gear-with-24-teeth-drives-an-intermediate-gear-with-72-teeth-in-the-second-stage-the-intermediate-gear-transmits-the-motion-to-a-third-gear-with-36-teeth-which-is-connected-to-the-main-actuator-if-the-robots-motor-spins-at-180-revolutions-per-minute-rpm-what-will-be-the-angular-speed-of-the-main-actuator-which-of-the-following-options-indicates-the-correct-angular-speed-of-the-main-actuator-10486274 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/a-researcher-is-employing-the-bohr-model-to-investigate-the-hydrogen-atom-in-a-contemporary-physics-experiment-knowing-that-the-radius-of-the-first-orbit-is-053-a-and-that-the-radius-of-the-n-th-orbit-can-be-calculated-using-the-appropriate-formula-from-the-bohr-model-what-is-the-correct-expression-to-determine-the-radius-of-the-atom-in-the-n-th-orbit-9eeeb549 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-ship-is-sailing-in-waters-with-a-density-of-1025-kgm-to-keep-it-afloat-we-need-to-figure-out-the-buoyant-force-acting-on-the-hull-when-its-fully-submerged-what-is-the-buoyant-force-that-the-sea-exerts-on-the-ships-hull-considering-the-submerged-volume-is-500-m-and-the-acceleration-due-to-gravity-is-981-ms-58c4cc2d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/a-musician-is-tuning-his-violin-before-a-performance-he-plays-two-notes-that-have-the-same-volume-but-different-pitches-and-distinct-sound-characteristics-considering-the-properties-of-sound-waves-which-of-the-following-options-best-explains-the-perceived-differences-between-these-two-notes-7619d4d7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/a-thermal-engine-works-between-a-hot-source-at-600-k-and-a-cold-source-at-300-k-given-that-this-engine-runs-on-a-carnot-cycle-what-is-the-highest-efficiency-it-can-attain-2b2ff013 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/two-ice-skaters-are-at-a-standstill-next-to-each-other-when-one-of-them-gives-the-other-a-push-backward-according-to-newtons-3rd-law-how-can-we-describe-the-forces-at-play-in-this-interaction-50b5ad6d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/in-a-lab-experiment-two-long-parallel-wires-carry-electric-currents-in-the-same-direction-and-with-the-same-strength-these-wires-are-spaced-04-meters-apart-considering-the-magnetic-interaction-between-them-what-is-the-magnetic-force-that-one-wire-exerts-on-the-other-per-unit-length-91bf3997 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/in-a-school-lab-a-learner-sets-up-a-simple-pendulum-using-a-rope-that-measures-150-metres-and-observes-that-the-period-of-one-complete-swing-is-245-seconds-based-on-this-information-what-is-the-acceleration-due-to-gravity-in-the-area-where-the-experiment-took-place-91a6f854 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-cyclist-is-riding-on-a-circular-track-with-a-radius-of-40-meters-during-a-part-of-the-curve-their-speed-increases-from-12-ms-to-20-ms-over-8-seconds-of-steady-acceleration-taking-uniformly-varying-circular-motion-into-account-what-is-the-centripetal-acceleration-of-the-cyclist-at-the-end-of-the-curve-and-what-is-the-average-tangential-acceleration-during-the-speed-increase-fd8ef905 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/a-cyclist-accelerates-a-bicycle-from-a-standstill-until-reaching-a-speed-of-8-ms-while-covering-a-distance-of-20-metres-on-flat-ground-considering-that-the-only-force-responsible-for-the-increase-in-the-cyclists-kinetic-energy-is-the-propulsive-force-exerted-on-the-pedals-how-does-the-work-done-by-this-force-relate-to-the-kinetic-energy-gained-by-the-bicycle-at-the-end-of-the-distance-55d62fb4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/a-truck-delivers-perishable-food-and-uses-ice-blocks-to-keep-the-inside-at-a-suitable-temperature-during-its-journey-at-the-start-the-truck-contains-800-g-of-ice-at-0c-over-4-hours-on-the-road-the-ice-takes-in-a-total-of-67200-j-of-thermal-energy-from-its-surroundings-given-that-the-latent-heat-of-fusion-of-ice-is-334-jg-and-the-specific-heat-capacity-of-water-is-418-jgc-calculate-the-final-temperature-of-the-water-and-ice-mixture-by-the-time-the-trip-wraps-up-d431646e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/a-worker-is-pushing-a-box-with-a-force-of-100-n-applied-to-a-cable-that-makes-a-30-angle-with-the-ground-to-get-the-box-moving-horizontally-we-need-to-break-the-force-vector-down-into-its-horizontal-and-vertical-components-what-is-the-horizontal-component-of-the-force-applied-by-the-worker-535a767d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/an-electron-that-is-initially-stationary-is-placed-in-a-location-where-the-electric-potential-energy-is-500-10-j-once-released-it-moves-to-an-area-where-the-electric-potential-energy-is-zero-taking-into-account-only-the-electric-force-acting-on-the-electron-what-will-its-speed-be-when-it-arrives-at-the-new-location-fd99e6bc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/while-on-a-trip-a-driver-observes-that-their-car-is-cruising-in-a-straight-line-at-a-steady-speed-of-80-kmh-given-this-information-what-kind-of-trajectory-is-the-car-following-a921458e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/in-an-electrical-circuit-a-12-v-battery-is-connected-to-two-resistors-in-series-one-resistor-of-4-w-and-another-of-6-w-a-learner-wants-to-find-out-the-electric-potential-at-the-point-between-the-two-resistors-given-the-distribution-of-electric-potential-along-the-circuit-what-is-the-value-of-the-potential-at-this-point-9e8acbc7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-apparent-frequency-perceived-by-an-observer-who-may-be-moving-or-stationary-from-a-sound-source-that-may-be-moving-or-stationary-it-is-important-that-at-least-one-of-the-two-is-moving/a-train-emitting-sound-waves-at-a-frequency-of-500-hz-is-approaching-a-platform-at-a-speed-of-30-ms-at-the-same-time-an-observer-on-the-platform-is-moving-towards-the-train-at-a-speed-of-5-ms-with-the-speed-of-sound-in-air-set-at-340-ms-what-is-the-perceived-frequency-for-the-observer-due-to-the-doppler-effect-fd30932d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/a-scientific-diver-is-assessing-how-well-a-new-optical-communication-device-works-this-equipment-uses-the-bending-of-light-as-it-moves-between-water-and-air-to-send-signals-to-make-sure-the-light-signals-are-sent-effectively-without-causing-unwanted-reflections-its-vital-to-find-out-the-critical-angle-where-light-transitions-from-water-refractive-index-133-to-air-refractive-index-100-whats-the-minimum-critical-angle-needed-to-ensure-that-light-fully-refracts-into-the-air-preventing-total-internal-reflection-0ad92fa9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/theres-a-cargo-truck-weighing-1500-kg-cruising-down-a-highway-at-a-speed-of-25-ms-with-this-information-what-would-be-the-momentum-of-the-truck-da570920 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/when-you-rub-a-woollen-fabric-against-a-rubber-balloon-electric-charges-transfer-between-the-two-materials-since-only-negative-charges-are-involved-and-the-charge-of-an-electron-is-160-10-19-c-what-is-the-electric-charge-that-the-balloon-picks-up-after-transferring-25-1012-electrons-f705ef17 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/in-a-lab-experiment-a-mass-of-08-kg-is-attached-to-a-horizontal-spring-with-a-spring-constant-of-160-nm-the-mass-is-initially-pulled-015-m-from-its-resting-position-and-is-released-without-any-initial-velocity-it-is-noted-that-the-mass-undergoes-periodic-oscillations-around-the-resting-position-given-that-the-system-exhibits-simple-harmonic-motion-what-is-the-formula-that-describes-the-position-of-the-mass-over-time-797cf114 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/in-a-physics-lab-a-student-sees-that-a-beam-of-light-hits-the-boundary-between-air-and-an-unknown-liquid-at-an-angle-of-45-as-it-enters-the-liquid-the-refracted-beam-makes-an-angle-of-30-using-this-information-calculate-the-refractive-index-of-the-liquid-bd91e3ae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/a-technician-in-optics-is-calibrating-a-system-that-uses-a-convex-lens-with-a-focal-distance-of-3000-cm-and-a-concave-mirror-with-a-focal-distance-of-6000-cm-to-project-images-onto-a-display-screen-to-ensure-the-objects-image-is-clear-on-the-screen-the-technician-must-figure-out-the-correct-position-of-the-object-in-relation-to-the-mirror-since-the-light-from-the-object-first-passes-through-the-lens-before-being-reflected-by-the-mirror-what-should-be-the-distance-between-the-object-and-the-mirror-to-project-the-image-accurately-on-the-screen-dc951631 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/a-rocket-with-a-rest-mass-of-1500-kg-is-moving-at-a-speed-of-075-times-the-speed-of-light-using-the-principles-of-relativity-theory-calculate-the-total-relativistic-energy-of-the-rocket-what-is-the-total-relativistic-energy-c54218ec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/a-wave-train-travels-down-a-rope-thats-secured-to-a-wall-when-it-hits-the-wall-how-does-the-reflected-wave-compare-to-the-original-wave-735d8c43 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/an-object-is-attached-to-a-rope-and-spins-in-a-circular-motion-at-a-tangential-speed-of-5-ms-tracing-a-path-with-a-radius-of-2-meters-what-is-the-time-it-takes-for-one-complete-rotation-ff0b364f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-solar-panel-transforms-sunlight-into-electricity-by-harnessing-photons-that-interact-with-semiconductor-materials-if-a-photon-comes-in-with-a-frequency-of-600-1014-hz-what-is-the-energy-of-this-photon-42451d24 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-cyclist-weighing-70-kg-is-zooming-down-a-hill-at-a-rapid-pace-during-the-ride-their-speed-ramps-up-from-5-ms-to-15-ms-whats-the-change-in-the-cyclists-kinetic-energy-36fb1742 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/a-researcher-is-carrying-out-an-experiment-to-figure-out-how-much-hot-water-is-needed-to-bring-a-specific-amount-of-cold-water-up-to-a-comfortable-temperature-he-has-200-grams-of-cold-water-at-15c-and-wants-to-warm-it-up-to-25c-the-hot-water-available-is-at-80c-assuming-theres-no-heat-loss-to-the-environment-how-much-hot-water-should-be-added-to-achieve-the-desired-temperature-0ed81d36 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/a-brazilian-city-is-looking-to-broaden-its-energy-mix-to-cut-down-on-harmful-emissions-and-promote-sustainability-given-the-primary-forms-of-energy-generation-available-which-option-would-best-suit-these-goals-taking-into-account-the-geographical-setting-and-local-natural-resources-4a3999d6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/a-piston-filled-with-an-ideal-gas-is-heated-by-a-thermal-source-supplying-a-quantity-of-heat-q-to-the-system-at-the-same-time-the-gas-does-work-w-by-expanding-against-a-constant-pressure-in-line-with-the-first-law-of-thermodynamics-how-does-the-change-in-the-internal-energy-of-the-gas-du-connect-with-q-and-w-d0f1ff24 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-ohms-first-law-which-states-that-the-current-passing-through-a-conductor-between-two-points-is-directly-proportional-to-the-voltage-across-the-two-points/in-a-physics-lab-a-student-is-putting-together-a-circuit-made-up-of-a-power-source-and-two-resistors-connected-in-series-the-first-resistor-has-a-resistance-of-4-w-and-the-second-one-has-an-unknown-resistance-if-the-current-flowing-through-the-circuit-is-05-a-when-the-source-supplies-10-v-what-is-the-resistance-of-the-second-resistor-according-to-ohms-first-law-19b1fa9d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/while-building-a-catapult-for-a-physics-project-a-student-attaches-a-15-metre-long-bar-to-a-pivot-point-located-05-metres-from-one-end-he-applies-a-force-of-30-n-at-the-opposite-end-of-the-bar-creating-a-60-angle-with-the-bar-to-bring-the-catapult-into-balance-he-decides-to-apply-a-second-force-at-a-certain-point-along-the-bar-since-the-catapult-needs-to-stay-in-rotational-equilibrium-whats-the-strength-of-the-second-force-that-needs-to-be-applied-03-metres-from-the-fulcrum-keeping-the-same-60-angle-with-respect-to-the-bar-c9e5f904 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-solar-device-operates-using-visible-light-that-contains-photons-with-a-wavelength-of-600-nm-by-using-the-relationship-between-the-energy-of-the-photons-and-their-wavelength-calculate-the-energy-of-each-photon-and-determine-if-this-energy-is-enough-to-release-electrons-from-the-semiconductor-material-used-in-the-solar-panel-which-has-a-work-function-of-200-ev-d866d235 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-block-of-mass-m-is-released-from-rest-at-the-top-of-an-inclined-ramp-at-an-angle-8-to-the-horizontal-as-it-moves-down-the-ramp-the-block-covers-a-distance-s-until-it-hits-a-flat-surface-with-a-coefficient-of-friction-m-after-travelling-a-distance-d-along-the-flat-surface-the-block-ascends-a-second-ramp-sloped-at-the-same-angle-8-taking-into-account-the-conservation-of-mechanical-energy-through-the-descents-and-ascents-along-with-the-effect-of-the-friction-force-on-the-flat-surface-what-is-the-maximum-height-h-that-the-block-reaches-on-the-second-ramp-9b5be7c7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/a-musician-is-tuning-a-violin-string-that-measures-065-meters-in-length-while-working-with-the-third-harmonic-the-wavelength-of-the-vibrations-on-the-string-needs-to-be-identified-given-that-we-are-in-a-stationary-vibration-regime-whats-the-connection-between-the-wavelength-l-of-this-harmonic-and-the-length-of-the-string-l-d6b6f892 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/when-building-a-new-home-the-electrician-needs-to-select-materials-that-ensure-safe-electrical-flow-and-protect-against-shocks-they-must-choose-conductors-that-carry-electricity-efficiently-and-insulators-that-prevent-any-leakage-of-current-based-on-the-properties-of-conductivity-and-insulation-which-materials-should-the-electrician-use-for-the-wiring-and-its-external-sheath-9bc7f460 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-power-of-a-body-with-its-speed-generated-at-that-moment-using-the-formula-pf-v-where-the-power-is-given-by-the-product-of-the-applied-force-by-the-speed-of-the-body/a-cyclist-is-ramping-up-their-speed-while-keeping-a-steady-force-on-the-pedals-according-to-the-formula-p-f-v-how-does-the-power-generated-by-the-cyclist-change-as-their-speed-increases-8be57cac 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/a-thermal-power-plant-operates-using-an-ideal-engine-that-functions-on-the-carnot-cycle-between-a-hot-source-at-800-k-and-a-cold-source-at-400-k-after-completing-a-cycle-the-engine-does-work-of-2400-j-based-on-this-information-calculate-how-much-heat-is-absorbed-from-the-hot-source-during-the-cycle-f7485e01 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/a-scientist-is-carrying-out-an-experiment-in-which-he-adds-150-g-of-aluminium-at-25c-to-a-certain-amount-of-water-at-80c-inside-a-thermally-insulated-calorimeter-given-the-specific-heat-capacity-of-aluminium-is-0900-jgc-and-that-of-water-is-418-jgc-what-will-be-the-final-equilibrium-temperature-of-the-mixture-c88dd1d8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-an-experiment-on-static-electricity-we-have-two-point-charges-placed-in-the-same-plane-a-positive-charge-of-q-at-point-a-and-a-negative-charge-of-q-at-point-b-with-a-distance-d-separating-them-by-using-a-field-line-detector-we-observe-the-distribution-of-the-electric-field-in-the-space-between-these-charges-given-this-setup-which-of-the-following-options-best-describes-how-the-electric-field-lines-behave-in-this-central-area-97baca6d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/in-a-contemporary-home-the-lighting-system-in-each-room-is-set-up-to-make-the-most-of-energy-usage-in-the-living-room-three-60-w-bulbs-are-hooked-up-in-series-guaranteeing-a-steady-brightness-alongside-this-two-more-60-w-bulbs-are-added-in-parallel-giving-us-the-flexibility-to-adjust-the-light-intensity-as-required-with-this-setup-in-mind-what-is-the-total-equivalent-resistance-of-the-living-rooms-lighting-system-0c621bf9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-laws-of-kepler-are-solve-problems-involving-the-use-of-keplers-laws-such-as-recognizing-the-orbits-of-planets-calculating-radius-distance-and-oscillation-period/a-space-observatory-is-keeping-an-eye-on-two-exoplanets-that-orbit-a-sun-like-star-exoplanet-x-takes-about-400-earth-days-to-complete-an-orbit-at-an-average-distance-of-12-astronomical-units-au-from-its-host-star-while-exoplanet-y-is-situated-at-an-average-distance-of-27-au-by-applying-keplers-laws-we-can-figure-out-the-orbital-period-of-exoplanet-y-and-see-how-this-relationship-aligns-with-keplers-third-law-regarding-planetary-motion-d2bac925 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/an-engineer-is-designing-a-communication-system-that-operates-underwater-utilising-light-beams-to-share-information-between-devices-positioned-at-various-depths-to-ensure-effective-transmission-its-vital-for-the-light-beams-to-exit-the-water-without-experiencing-total-internal-reflection-a-phenomenon-that-depends-on-the-critical-angle-of-incidence-given-that-the-refractive-index-of-water-is-133-and-that-of-air-is-100-whats-the-minimum-critical-angle-the-light-beams-can-have-when-coming-out-of-the-water-to-prevent-total-internal-reflection-befdb194 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-rocket-is-zooming-along-at-a-speed-of-06-times-the-speed-of-light-when-viewed-from-earth-according-to-the-theory-of-special-relativity-the-length-of-the-rocket-as-seen-by-an-observer-on-earth-will-differ-from-its-actual-length-using-the-lorentz-factor-g-what-length-contraction-will-the-observer-on-earth-notice-e414074d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-levers-are-simple-machines-that-help-amplify-a-force-comprehend-how-they-work-and-the-main-types-such-as-interfixed-interresistant-and-interpotent/in-a-hand-trolley-the-pivot-point-is-located-between-the-load-being-transported-and-the-effort-exerted-by-the-user-what-type-of-lever-does-this-setup-represent-a8abd575 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/in-a-home-the-lighting-setup-consists-of-three-lamps-arranged-in-a-combination-two-40-w-lamps-connected-in-parallel-and-this-arrangement-is-in-series-with-a-third-lamp-of-80-w-given-that-the-total-voltage-supplied-by-the-electrical-network-is-220-v-we-need-to-find-the-total-current-flowing-through-the-circuit-as-well-as-the-current-passing-through-the-80-w-lamp-0cba1dcb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/newtons-universal-law-of-gravitation-helps-us-figure-out-how-gravity-works-at-different-points-around-a-planet-for-instance-we-know-that-the-acceleration-due-to-gravity-at-the-surface-of-the-earth-is-981-ms-using-this-law-what-would-be-the-gravitational-acceleration-at-a-distance-from-the-earths-centre-that-is-twice-its-radius-11b20453 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/two-carts-with-masses-of-15-kg-and-2-kg-are-rolling-on-perpendicular-paths-along-a-smooth-track-cart-a-is-cruising-at-a-speed-of-3-ms-towards-the-east-while-cart-b-is-zooming-along-at-2-ms-towards-the-north-following-their-collision-the-carts-part-ways-forming-a-45-degree-angle-between-their-paths-with-a-coefficient-of-restitution-of-08-what-is-the-final-speed-of-cart-a-after-the-collision-6b8a7464 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/a-runner-participates-in-a-race-where-they-dash-120-metres-to-the-east-and-then-jog-back-80-metres-to-the-west-finishing-the-event-in-a-total-of-20-seconds-based-on-this-route-what-is-the-runners-average-vector-velocity-during-the-race-5885e3c8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/in-a-physics-lab-a-10-kg-block-is-being-pulled-across-a-flat-surface-by-a-force-applied-via-a-rope-that-makes-a-30-angle-with-the-horizontal-given-that-the-coefficient-of-friction-between-the-block-and-the-surface-is-05-can-you-identify-the-main-forces-acting-on-the-block-and-their-respective-directions-0d24fe2a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-a-lab-experiment-two-point-charges-are-placed-in-space-a-positive-charge-of-q-and-a-negative-charge-of-q-set-apart-by-a-distance-d-we-observe-the-pattern-of-electric-field-lines-produced-by-these-charges-in-the-surrounding-area-considering-the-interaction-between-the-electric-fields-generated-by-each-charge-which-of-these-characteristics-accurately-describes-the-behaviour-of-the-field-lines-in-this-setup-69991ab9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-rotation-of-a-mirror-knowing-that-the-ray-exiting-the-mirror-rotates-twice-as-much-as-the-incident-angle-rotated/an-architect-makes-use-of-flat-mirrors-to-channel-natural-light-into-various-spaces-within-a-building-to-start-off-a-mirror-is-set-up-in-such-a-way-that-sunlight-strikes-it-perpendicularly-bouncing-directly-into-a-window-to-modify-the-lighting-the-architect-opts-to-rotate-the-mirror-by-a-specific-angle-since-rotating-the-mirror-alters-the-direction-of-the-reflected-light-by-double-the-angle-of-rotation-calculate-how-much-the-direction-of-the-reflected-light-will-shift-if-the-mirror-is-rotated-20-degrees-92b963ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-a-home-lighting-project-two-lamps-with-resistances-of-10-w-and-15-w-are-set-up-in-parallel-to-ensure-the-circuit-runs-smoothly-what-is-the-equivalent-resistance-of-these-lamps-4bc6b87f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-local-engineer-is-designing-a-satellite-that-orbits-at-a-distance-equal-to-twice-the-radius-of-the-earth-using-the-universal-law-of-gravitation-what-will-the-gravitational-acceleration-be-at-the-position-of-the-satellite-3b8cc20d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/a-sound-engineer-is-fine-tuning-two-speakers-that-are-producing-sound-waves-with-frequencies-that-are-quite-similar-by-layering-the-signals-he-notices-a-regular-variation-in-how-loud-the-sound-seems-given-that-the-first-wave-has-a-frequency-of-500-hz-and-the-second-one-is-at-503-hz-what-is-the-beat-frequency-resulting-from-this-combination-ad5b0eb5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/during-a-space-mission-engineers-must-calculate-the-travel-time-between-earth-and-mars-keeping-in-mind-the-orbits-of-the-planets-around-the-sun-earth-completes-its-orbit-in-about-365-days-while-mars-takes-roughly-687-days-which-of-the-following-statements-best-explains-the-relationship-between-the-orbital-periods-of-these-two-planets-and-the-implications-for-planning-launch-opportunities-49cf5a90 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/study-the-movement-of-fluids-bernoullis-principle-states-that-in-an-ideal-flow-the-pressure-decreases-when-the-fluid-velocity-increases-and-vice-versa-keeping-the-total-energy-constant/an-airport-is-developing-a-new-runway-with-sections-at-varying-heights-to-help-light-aircraft-take-off-based-on-bernoullis-principle-how-does-the-change-in-runway-height-impact-the-airflow-speed-around-the-aircrafts-wings-and-the-resulting-pressure-on-them-in-order-to-enhance-lift-during-takeoff-68493f3d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-lens-manufacturer-is-working-on-a-converging-lens-that-has-a-refractive-index-of-15-and-a-focal-length-of-20-cm-if-the-first-surface-of-the-lens-has-a-radius-of-curvature-of-30-cm-what-should-be-the-radius-of-curvature-of-the-second-surface-to-achieve-the-required-specifications-cda2731a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-cyclist-navigates-a-bend-on-a-circular-road-with-a-radius-of-100-metres-maintaining-a-steady-speed-of-72-kmh-to-prevent-slipping-we-need-to-calculate-the-centripetal-acceleration-that-keeps-the-cyclist-on-track-determine-the-centripetal-acceleration-acting-on-the-cyclist-during-the-turn-f5374e6f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/in-an-acoustics-lab-two-sound-sources-are-set-up-at-the-same-distance-from-a-sound-intensity-sensor-source-a-puts-out-waves-with-a-power-of-150-w-while-source-b-has-a-power-of-450-w-given-that-both-waves-spread-evenly-over-an-area-of-20-m-whats-the-relationship-between-the-sound-intensities-measured-by-the-sensor-for-each-source-fe2a503e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/a-perfect-gas-trapped-in-a-cylinder-with-a-sliding-piston-goes-through-two-successive-transformations-in-the-first-transformation-it-takes-in-600-j-of-heat-and-applies-250-j-of-work-on-the-piston-in-the-second-transformation-it-lets-go-of-150-j-of-heat-and-takes-in-100-j-of-work-from-outside-using-the-first-law-of-thermodynamics-what-is-the-overall-change-in-the-internal-energy-of-the-gas-after-these-two-transformations-701c46a6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/a-cyclist-sets-off-from-a-starting-point-and-rides-4-km-north-over-30-minutes-then-he-switches-direction-and-travels-3-km-east-over-the-next-20-minutes-what-is-the-average-vector-velocity-of-the-cyclist-for-the-whole-journey-c77fb644 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/in-a-physics-experiment-we-have-an-electric-charge-q-placed-right-in-the-middle-of-an-imaginary-spherical-surface-with-a-radius-of-r-using-gausss-law-what-is-the-total-electric-flux-that-passes-through-this-surface-11561c1e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/during-a-classroom-experiment-two-sound-wave-generators-produce-waves-with-slightly-different-frequencies-the-learners-notice-a-regular-variation-in-the-loudness-of-the-resulting-sound-due-to-beats-knowing-that-the-first-generator-emits-waves-with-a-frequency-of-500-hz-and-the-second-at-504-hz-what-is-the-frequency-of-the-observed-beats-34b5295c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-motorbike-is-cruising-along-a-straight-road-with-an-initial-speed-of-15-ms-and-starts-to-pick-up-speed-after-accelerating-for-10-seconds-its-speed-reaches-25-ms-what-is-the-acceleration-of-the-motorbike-during-this-time-1d1e94b3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-scientist-is-investigating-how-gravitational-acceleration-changes-with-distance-from-the-earths-centre-to-do-this-he-aims-to-find-the-gravitational-acceleration-at-a-point-that-is-two-times-the-earths-radius-away-using-the-law-of-universal-gravitation-what-is-the-gravitational-acceleration-of-the-earth-at-this-distance-819fb687 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-vector-is-which-has-magnitude-direction-and-sense-calculate-the-magnitude-of-a-vector-write-a-vector-in-the-cartesian-plane/ana-is-pulling-a-shopping-trolley-with-a-force-represented-by-a-vector-of-12-n-that-makes-an-angle-of-45-with-the-horizontal-how-can-this-vector-be-expressed-in-the-cartesian-coordinate-system-34bdef1a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/when-designing-an-electrical-circuit-for-a-vehicles-system-engineers-chose-different-materials-for-the-wires-and-the-insulation-surrounding-them-the-material-selected-for-the-conductors-showcased-high-electrical-conductivity-whereas-the-insulator-had-low-conductivity-and-high-electrical-resistance-with-the-necessary-characteristics-for-safe-and-effective-circuit-components-in-mind-what-would-be-the-likely-outcome-of-mistakenly-swapping-the-insulating-material-for-one-with-high-electrical-conductivity-4c830bca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/during-a-performance-test-a-cyclist-picks-up-speed-steadily-from-a-standstill-until-they-reach-a-specific-speed-on-a-straight-track-the-physics-teacher-wants-to-illustrate-the-cyclists-motion-graphically-taking-into-account-uniformly-accelerated-motion-which-characteristic-best-describes-the-graph-that-relates-the-speed-and-position-of-this-cyclist-6eb42b94 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/in-a-furniture-store-theres-a-flat-mirror-15-meters-wide-fixed-against-a-wall-a-customer-stands-2-meters-away-from-the-mirror-to-see-how-a-sofa-would-look-in-reflection-considering-how-images-are-formed-in-flat-mirrors-what-will-be-the-distance-between-the-customer-and-the-reflected-image-of-the-sofa-in-the-mirror-fdbae9e9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-cyclist-weighing-70-kg-tackles-a-hill-sloped-at-30-degrees-to-the-horizontal-maintaining-a-steady-pace-over-a-distance-of-500-meters-considering-that-the-only-non-conservative-force-acting-is-air-resistance-what-is-the-work-done-by-this-force-during-the-climb-f9449eaa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/in-a-hydraulic-press-a-smaller-piston-with-an-area-of-003-m-is-pressed-with-a-force-of-150-n-according-to-pascals-theorem-what-will-be-the-force-applied-to-the-larger-piston-with-an-area-of-015-m-in-this-system-b051f7a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/ana-is-watching-a-fish-swimming-150-metres-below-the-surface-of-a-tranquil-pond-because-of-how-light-bends-when-it-moves-from-water-to-air-the-fish-appears-to-be-closer-to-the-surface-than-it-actually-is-given-that-the-refractive-index-of-water-is-133-and-that-of-air-is-100-what-does-ana-perceive-as-the-fishs-position-49df65cd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/based-on-the-wave-assumption-calculate-the-troughs-crests-or-the-resulting-amplitude-of-a-wave-superposition/in-a-physics-practical-two-sinusoidal-waves-with-the-same-frequency-and-direction-meet-at-a-specific-point-on-a-rope-the-first-wave-has-an-amplitude-of-450-cm-and-the-second-wave-has-an-amplitude-of-275-cm-considering-how-these-waves-combine-what-is-the-resulting-amplitude-at-the-intersection-point-f1ea28ea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/when-manufacturing-waterproof-containers-its-crucial-to-keep-an-eye-on-the-specific-mass-of-the-materials-used-to-guarantee-the-strength-and-practicality-of-the-products-if-you-have-a-box-made-of-a-particular-material-weighing-600-g-and-occupying-a-volume-of-200-cm-what-is-the-specific-mass-of-this-material-b97c6df1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/in-an-experiment-focused-on-optical-communication-an-engineer-utilizes-a-light-beam-made-up-of-500-10-photons-each-with-a-wavelength-of-450-nm-by-applying-the-formulas-e-hf-and-c-lf-where-h-represents-plancks-constant-and-c-denotes-the-speed-of-light-what-is-the-total-energy-transmitted-by-this-light-beam-6627b182 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/in-a-lab-experiment-a-particle-starts-moving-at-a-speed-of-5-ms-after-a-constant-force-is-applied-for-10-seconds-its-speed-increases-to-15-ms-assuming-uniform-acceleration-calculate-the-average-speed-of-the-particle-during-the-time-the-force-was-applied-ea92f0ca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/in-a-lab-two-sound-wave-generators-are-producing-signals-at-slightly-different-frequencies-the-first-generator-puts-out-a-wave-at-256-hz-while-the-second-one-produces-a-wave-at-260-hz-what-frequency-will-we-observe-for-the-beats-created-when-these-two-waves-overlap-830ac1b6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/joao-set-up-a-simple-pendulum-to-explore-simple-harmonic-motion-in-his-physics-class-he-uses-a-05-kg-mass-attached-to-a-12-meter-long-string-and-finds-that-the-period-of-the-pendulum-is-245-seconds-for-small-swings-based-on-this-information-what-is-the-approximate-value-of-the-acceleration-due-to-gravity-in-the-area-where-the-experiment-was-carried-out-ac51667e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/at-a-theme-park-a-ferris-wheel-takes-one-minute-to-complete-a-full-turn-since-the-ferris-wheel-moves-in-a-circular-and-steady-manner-what-is-the-period-of-its-circular-motion-7025f779 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/in-a-physics-lab-a-student-puts-together-a-parallel-plate-capacitor-using-two-plates-with-an-area-a-spaced-apart-by-a-distance-d-and-places-a-dielectric-material-with-a-dielectric-constant-k-between-them-assuming-the-space-outside-the-plates-is-a-vacuum-what-is-the-capacitance-of-this-capacitor-bf945d53 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-distances-in-vertical-motions-calculate-the-distance-traveled-as-well-as-the-final-velocity-and-the-time-of-displacement-in-a-vertical-motion-such-as-when-an-object-falls-from-a-tower/a-lift-drops-a-sphere-from-rest-at-the-top-of-an-8000-meter-high-building-at-the-same-time-a-second-sphere-is-launched-vertically-upwards-from-the-ground-with-an-initial-velocity-of-2000-ms-taking-the-acceleration-due-to-gravity-as-981-ms-and-ignoring-air-resistance-at-what-height-from-the-ground-will-the-two-spheres-meet-4f43d9fa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/in-a-lab-two-straight-and-parallel-wires-are-spaced-5-cm-apart-and-carry-electric-currents-of-3-a-and-4-a-respectively-both-currents-are-flowing-in-the-same-direction-what-is-the-strength-of-the-magnetic-force-per-meter-of-length-acting-between-these-wires-81eb6836 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/astronomers-use-telescopes-to-observe-various-celestial-objects-including-stars-nebulae-and-galaxies-recently-a-section-within-a-nebula-was-pinpointed-where-significant-amounts-of-gas-and-dust-are-collapsing-due-to-gravitational-forces-leading-to-the-birth-of-new-stars-considering-these-features-what-type-of-star-is-most-likely-emerging-in-this-setting-3adb0d84 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/during-an-astronomy-observation-a-celestial-object-was-spotted-that-shows-bright-luminosity-significant-mass-and-is-found-within-an-active-nebula-given-these-traits-what-type-of-object-is-it-most-likely-to-be-6b130aa3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/in-a-physics-lab-a-lecturer-places-a-fixed-positive-electric-charge-of-8-c-at-a-particular-spot-in-space-a-student-aims-to-figure-out-the-electric-field-created-by-this-charge-at-a-point-3-meters-away-assuming-the-environment-is-a-vacuum-what-is-the-strength-of-the-electric-field-at-that-observation-point-eb9de39c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/in-a-lab-experiment-a-student-heats-up-a-metal-container-filled-with-water-they-notice-that-as-the-temperature-goes-up-the-water-level-rises-even-without-adding-any-more-water-to-the-container-taking-into-account-the-thermal-expansion-of-liquids-and-materials-which-of-the-following-explanations-best-explains-this-observation-c83a218e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-a-wave-interference-experiment-a-student-conducts-youngs-double-slit-experiment-with-two-slits-that-are-025-mm-apart-the-light-being-used-is-monochromatic-with-a-wavelength-of-500-nm-and-the-observation-screen-is-positioned-15-meters-from-the-slits-taking-into-account-the-constructive-interference-produced-in-this-experiment-what-is-the-distance-from-the-central-point-where-the-third-maximum-intensity-occurs-on-the-screen-ae604b09 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/a-freight-train-is-travelling-steadily-at-a-speed-of-40-kmh-to-the-north-while-a-passenger-train-sets-off-from-the-same-station-at-1000-am-heading-south-at-a-speed-of-60-kmh-given-the-steady-motion-of-both-trains-how-far-from-the-station-will-the-passenger-train-be-when-the-total-distance-between-the-two-trains-reaches-200-km-ac9917e4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/in-a-home-we-use-an-electric-generator-as-a-backup-power-source-during-load-shedding-this-110-v-generator-is-hooked-up-to-two-appliances-a-fridge-with-a-resistance-of-22-w-and-a-fan-with-a-resistance-of-11-w-both-running-in-parallel-given-that-the-generator-is-real-and-has-an-internal-resistance-of-5-w-what-is-the-total-current-supplied-by-the-generator-when-both-appliances-are-working-at-the-same-time-e4158e70 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/in-a-physics-lab-we-have-a-mass-spring-system-that-includes-a-spring-with-an-elastic-constant-of-k-200-nm-and-a-mass-of-m-4-kg-attached-to-it-when-the-mass-is-pulled-025-m-away-from-its-resting-position-and-then-let-go-it-moves-in-simple-harmonic-motion-given-this-system-what-is-the-period-of-the-simple-harmonic-motion-exhibited-by-the-mass-43c014b8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-graphs-of-uniform-rectilinear-motion-use-the-graphs-of-uniform-motion-to-solve-uniform-motion-issues/a-vehicle-is-cruising-along-a-straight-road-at-a-steady-speed-the-graph-showing-the-vehicles-position-over-time-is-a-straight-line-with-a-slope-of-60-kmh-based-on-this-graph-which-of-the-following-statements-is-accurate-regarding-the-vehicles-motion-2a70957a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/when-a-cube-of-ice-melts-in-a-glass-of-water-at-room-temperature-theres-a-transfer-of-thermal-energy-between-the-ice-and-the-water-using-thermodynamic-principles-how-does-this-transformation-affect-the-overall-entropy-of-the-universe-8ff3c0c1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/in-a-practical-experiment-we-have-two-types-of-ideal-gases-gas-x-and-gas-y-which-are-heated-from-300-k-to-600-k-while-keeping-the-volume-the-same-its-known-that-the-molecular-mass-of-gas-x-is-half-that-of-gas-y-what-can-we-determine-about-the-average-speeds-of-the-molecules-of-these-two-gases-after-theyve-been-heated-451e12de 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/a-straight-wire-carries-an-electric-current-of-8-a-and-is-positioned-at-an-angle-of-30-to-the-lines-of-a-uniform-magnetic-field-of-06-t-calculate-the-magnetic-force-acting-on-a-15-metre-segment-of-this-wire-164ae998 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-tools-such-as-graphs-to-calculate-the-work-of-a-force-using-the-idea-that-the-area-on-a-force-by-displacement-graph-is-numerically-equal-to-the-work-generated-by-the-force/an-object-is-pulled-by-a-force-that-changes-evenly-over-a-distance-of-8-meters-the-graph-that-shows-the-force-applied-as-a-function-of-displacement-creates-a-straight-line-starting-from-0-n-and-reaching-16-n-at-the-end-of-the-distance-whats-the-work-done-by-the-force-during-this-distance-9dc8564c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-block-of-mass-m-is-released-from-rest-at-the-top-of-an-inclined-ramp-that-forms-an-angle-8-with-the-horizontal-and-has-a-total-length-l-given-that-the-surface-of-the-ramp-has-a-coefficient-of-kinetic-friction-m-determine-where-along-the-ramp-the-mechanical-energy-of-the-system-is-not-conserved-anymore-d2996b67 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/on-a-circular-track-with-a-diameter-of-50-metres-two-motorcycles-are-doing-laps-with-uniform-circular-motions-but-at-different-speeds-motorcycle-a-completes-a-lap-in-40-seconds-while-motorcycle-b-takes-60-seconds-to-do-the-same-distance-if-they-both-start-at-the-same-time-after-how-many-laps-will-motorcycle-b-have-covered-an-angle-that-is-15-times-the-total-angle-covered-by-motorcycle-a-use-the-principles-of-uniform-circular-motion-to-figure-it-out-f4408602 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-tools-such-as-graphs-to-calculate-the-work-of-a-force-using-the-idea-that-the-area-on-a-force-by-displacement-graph-is-numerically-equal-to-the-work-generated-by-the-force/while-building-a-ramp-for-cyclists-engineers-look-into-the-force-needed-to-push-a-bicycle-up-the-ramp-theyve-found-that-the-force-changes-depending-on-where-you-are-on-the-ramp-which-is-represented-by-the-function-fx-2x-where-f-is-measured-in-newtons-and-x-in-meters-specifically-for-x-ranging-from-0-to-3-meters-based-on-this-force-versus-displacement-graph-how-much-work-does-the-force-do-in-moving-the-bicycle-from-the-start-to-the-finish-of-the-ramp-6742b225 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/when-manufacturing-an-electronic-device-a-metal-sheet-featuring-various-circular-holes-experiences-a-rise-in-temperature-during-the-assembly-process-given-the-coefficient-of-surface-expansion-of-the-metal-how-does-the-diameter-of-the-holes-change-after-heating-c7f2bcfa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/a-car-is-cruising-along-a-straight-road-and-its-position-over-time-is-represented-by-the-equation-pt-8t-2t-where-p-is-in-metres-and-t-is-in-seconds-given-this-movement-what-is-the-instantaneous-acceleration-of-the-car-at-that-moment-7284b669 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/a-student-is-setting-up-an-electrical-circuit-that-includes-a-voltage-source-a-resistor-and-measuring-devices-an-ammeter-connected-in-series-and-a-voltmeter-connected-in-parallel-with-the-resistor-bearing-in-mind-that-real-ammeters-have-low-internal-resistance-and-real-voltmeters-have-high-internal-resistance-how-do-these-measuring-instruments-affect-the-current-and-voltage-readings-in-the-circuit-compared-to-ideal-devices-53b8ac5b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/a-car-in-motion-follows-a-path-described-by-the-position-equation-in-relation-to-time-pt-10t-5t-based-on-this-function-what-is-the-instantaneous-acceleration-of-the-car-at-any-given-point-in-time-f58ab0aa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-10-kg-block-is-being-pulled-by-a-force-of-30-n-at-an-angle-of-40-above-the-horizontal-on-a-level-surface-with-a-static-friction-coefficient-of-05-alongside-the-pulling-force-both-the-weight-and-normal-forces-are-acting-on-the-block-considering-all-the-key-forces-affecting-the-block-which-of-the-following-options-accurately-describes-the-directions-and-senses-of-these-forces-in-relation-to-the-block-5f3fc084 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-power-generated-by-the-joule-effect-in-a-resistor-or-a-circuit-and-solve-problems-that-require-this-calculation-such-as-the-time-needed-for-a-resistor-to-heat-a-certain-amount-of-water/an-electric-heater-has-a-resistance-of-50-w-and-is-connected-to-a-voltage-source-of-220-v-considering-that-all-the-energy-dissipated-in-the-resistance-is-converted-into-heat-to-warm-the-water-how-long-will-it-take-to-heat-1-kg-of-water-from-25c-to-75c-the-specific-heat-capacity-of-water-is-418-jgc-3d20b528 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/at-a-science-fair-joao-used-a-concave-mirror-to-focus-sunlight-and-a-convex-mirror-to-enlarge-the-lighted-area-in-different-parts-of-his-project-considering-the-image-formation-properties-of-these-types-of-mirrors-which-of-the-following-alternatives-correctly-describes-the-images-formed-by-each-mirror-in-this-scenario-39f5fd14 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-cyclist-completes-a-full-lap-on-a-circular-track-with-a-radius-of-50-metres-in-20-seconds-keeping-a-constant-speed-throughout-taking-into-account-the-motion-during-the-entire-lap-what-is-the-average-vector-acceleration-of-the-cyclist-at-the-end-of-the-lap-73e214b8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-diver-goes-down-to-15-meters-in-fresh-water-where-the-density-is-1000-kgm-with-the-atmospheric-pressure-at-the-surface-being-10-atm-and-the-acceleration-due-to-gravity-at-981-ms-what-is-the-total-pressure-acting-on-the-diver-at-that-depth-32e330b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/during-a-practical-on-sound-waves-a-learner-uses-tubes-of-different-lengths-and-monitors-the-frequencies-of-stationary-vibrations-that-form-they-discover-that-for-a-particular-tube-the-fundamental-frequency-corresponds-to-a-wavelength-where-the-tube-has-antinodes-at-both-ends-and-a-node-in-the-middle-considering-these-traits-what-type-of-sound-tube-is-being-utilised-57c64cc5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/a-chemistry-student-combines-150-g-of-water-at-90c-with-250-g-of-water-at-25c-in-an-insulated-calorimeter-assuming-theres-no-heat-loss-to-the-surrounding-environment-what-will-the-final-temperature-be-for-the-mixture-b02988f2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/in-a-car-manufacturing-plant-convex-mirrors-are-put-in-external-rearview-mirrors-to-widen-drivers-field-of-vision-while-concave-mirrors-are-employed-in-internal-inspection-systems-considering-the-way-these-mirrors-create-images-what-is-the-primary-reason-for-using-both-convex-and-concave-mirrors-in-these-different-roles-c88fe8a0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/on-a-sunny-afternoon-a-tree-casts-its-shadow-in-the-park-close-to-the-main-shadow-you-can-see-areas-where-sunlight-is-only-partially-blocked-in-terms-of-geometric-optics-what-do-we-call-these-areas-where-light-is-partly-obstructed-5f47217d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/a-physics-student-is-looking-into-the-average-speed-of-molecules-in-two-different-ideal-gases-that-are-kept-at-the-same-temperature-of-300-k-gas-a-has-a-molar-mass-of-28-gmol-whereas-gas-b-has-a-molar-mass-of-4-gmol-using-thermodynamic-principles-the-student-aims-to-find-out-how-the-average-speeds-of-the-molecules-in-these-gases-compare-1c66cf22 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-water-reservoir-has-a-base-area-of-2-m-and-is-filled-to-a-height-of-5-metres-with-the-density-of-water-set-at-1000-kgm-and-the-acceleration-due-to-gravity-at-981-ms-what-is-the-pressure-exerted-by-the-weight-of-the-column-of-water-at-the-bottom-of-the-reservoir-67d349c3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-solenoids-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-solenoids/a-university-is-running-an-experiment-using-a-solenoid-to-create-a-uniform-magnetic-field-which-is-crucial-for-aligning-magnetic-particles-in-its-equipment-the-solenoid-has-600-turns-evenly-spaced-along-a-length-of-03-meters-and-operates-at-a-current-of-450-amperes-furthermore-the-core-of-the-solenoid-is-made-from-a-material-with-a-magnetic-permeability-that-is-20-times-that-of-free-space-what-is-the-strength-of-the-magnetic-field-inside-the-solenoid-b5ba2828 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/a-cyclist-sets-off-from-a-starting-point-and-rides-3-km-to-the-north-in-15-minutes-after-that-he-makes-his-way-4-km-to-the-east-over-the-next-20-minutes-given-the-overall-route-what-is-the-average-vector-velocity-of-the-cyclist-f5f7b5b5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/in-a-physics-lab-a-student-uses-a-movable-piston-to-compress-a-gas-thats-kept-in-a-cylinder-the-force-applied-by-the-piston-is-50-n-and-the-area-of-contact-with-the-gas-is-025-m-whats-the-pressure-that-the-gas-exerts-on-the-walls-of-the-cylinder-cd897e69 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/two-musicians-are-tuning-their-instruments-before-a-performance-both-create-sounds-at-the-same-frequency-but-the-instruments-resonate-differently-for-the-audience-taking-into-consideration-the-qualities-of-sound-waves-which-property-mainly-accounts-for-the-perceived-difference-in-timbre-between-the-two-instruments-8869c9da 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/an-engineer-is-working-on-a-device-that-uses-magnets-to-help-indicate-direction-to-ensure-the-device-works-accurately-he-needs-to-grasp-how-the-magnetic-field-lines-behave-around-a-bar-magnet-with-this-in-mind-what-aspect-of-the-magnetic-field-lines-is-crucial-for-the-direction-indicators-to-function-properly-bfecb73f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/a-hydroelectric-power-plant-channels-water-from-the-reservoir-to-the-turbines-using-pipes-in-one-part-of-the-pipe-the-water-flows-at-a-speed-of-420-ms-through-a-pipe-with-an-internal-diameter-of-15-cm-assuming-the-flow-is-steady-and-incompressible-what-is-the-flow-rate-of-water-moving-through-this-section-of-the-pipe-44139572 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-newtons-laws-solve-mechanics-problems-involving-the-calculation-or-use-of-weight-normal-friction-among-other-forces/a-4-kg-block-is-being-pulled-along-a-flat-surface-with-a-force-of-20-n-the-friction-force-between-the-block-and-the-surface-is-5-n-given-that-the-only-other-force-acting-on-the-block-is-its-weight-what-is-the-blocks-acceleration-b5f21c9c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/in-this-experiment-a-thermal-engine-releases-8500-j-of-heat-over-340-seconds-can-you-calculate-the-thermal-power-produced-by-the-engine-51659c04 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/a-boat-is-cruising-down-a-river-using-two-sequential-pushing-forces-the-first-force-is-shown-by-the-vector-f-2i-3j-n-and-the-second-force-by-the-vector-f-1i-4j-n-taking-into-account-the-directions-of-the-vectors-in-the-cartesian-plane-what-is-the-total-force-acting-on-the-boat-5eac1204 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-an-experiment-to-visualize-magnetic-field-lines-a-student-spreads-iron-filings-on-a-sheet-of-paper-placed-over-a-bar-magnet-he-notices-that-the-filings-create-distinctive-patterns-around-the-magnet-based-on-this-observation-how-are-the-magnetic-field-lines-arranged-between-the-north-and-south-poles-of-the-magnet-dd9d1070 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-car-is-making-a-turn-on-a-circular-road-with-a-radius-of-50-metres-during-the-turn-the-angular-position-of-the-car-changes-from-0-to-90-in-15-seconds-in-the-context-of-uniform-circular-motion-what-is-the-average-angular-velocity-of-the-car-during-this-turn-c6f5f848 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/a-thermodynamics-lab-is-running-an-experiment-with-an-ideal-gas-inside-a-movable-piston-during-this-process-the-gas-absorbs-450-j-of-heat-from-its-surroundings-and-does-200-j-of-work-on-the-piston-according-to-the-first-law-of-thermodynamics-what-is-the-change-in-the-internal-energy-of-the-gas-during-this-process-74afbd00 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-temperature-of-two-bodies-can-be-measured-learn-how-to-measure-the-temperature-of-a-body-convert-the-temperature-of-a-body-between-the-main-scales-celsius-kelvin-and-fahrenheit-and-to-other-scales/during-a-calorimetry-experiment-marina-utilised-two-different-thermometers-to-measure-the-temperature-of-a-chemical-reaction-thermometer-a-calibrated-in-celsius-recorded-a-temperature-of-25c-thermometer-b-calibrated-in-fahrenheit-indicated-a-corresponding-temperature-to-align-the-results-with-international-standards-marina-needs-to-convert-the-reading-from-thermometer-b-to-the-kelvin-scale-what-is-the-temperature-recorded-by-thermometer-b-in-kelvin-5bf2db8b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/an-optical-engineer-is-designing-a-device-that-uses-prisms-to-deflect-a-beam-of-light-the-prism-being-used-has-an-angle-of-60-degrees-and-a-refractive-index-of-15-when-the-light-hits-the-first-face-of-the-prism-at-an-angle-of-30-degrees-to-the-normal-what-is-the-total-angle-of-deviation-experienced-by-the-beam-as-it-passes-through-the-prism-ba88940c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/a-domestic-fridge-works-by-taking-heat-from-its-inside-and-releasing-it-to-the-surrounding-environment-to-keep-food-fresh-and-tasty-according-to-the-second-law-of-thermodynamics-which-of-the-following-statements-best-describes-how-this-process-works-821634d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-a-typical-home-lighting-circuit-three-bulbs-with-resistances-of-60-w-90-w-and-150-w-are-connected-in-parallel-to-a-220-v-power-supply-to-prolong-the-life-of-the-bulbs-a-fourth-bulb-with-120-w-is-added-to-the-circuit-what-is-the-new-equivalent-resistance-of-the-circuit-after-adding-the-fourth-bulb-399f0f85 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-power-station-operates-a-thermal-machine-which-takes-in-1500-j-of-heat-from-a-hot-source-at-700-k-and-discards-900-j-of-heat-to-a-cold-source-at-300-k-based-on-the-laws-of-thermodynamics-can-you-determine-the-efficiency-of-this-thermal-machine-5cd2a2e3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/in-a-physics-lab-a-source-emits-a-sound-wave-with-a-frequency-of-500-hz-in-two-different-media-air-where-the-speed-of-the-wave-is-340-ms-and-water-where-the-speed-is-1480-ms-considering-the-relationship-between-speed-frequency-and-wavelength-what-is-the-ratio-between-the-wavelength-of-the-wave-in-air-and-the-wavelength-in-water-9472a2ed 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-force-acting-on-wires-carrying-electric-current-solve-problems-involving-the-calculation-of-magnetic-forces-in-current-carrying-wires/in-a-lab-experiment-a-straight-wire-conducts-an-electric-current-of-intensity-i-and-is-positioned-at-a-right-angle-to-a-uniform-magnetic-field-of-strength-b-the-length-of-the-wire-within-the-magnetic-field-is-l-considering-this-setup-what-is-the-magnetic-force-acting-on-the-wire-f434a9ae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/a-bus-travels-between-two-cities-that-are-300-km-apart-for-the-first-100-km-it-moves-at-a-steady-pace-of-60-kmh-on-the-highways-in-the-following-150-km-the-average-speed-drops-to-40-kmh-due-to-sections-of-local-roads-finally-in-the-last-50-km-the-bus-picks-up-speed-again-to-a-constant-60-kmh-what-is-the-average-speed-of-the-bus-for-the-whole-journey-9e00ac05 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/a-researcher-is-looking-into-a-new-clear-material-and-wants-to-find-out-its-refractive-index-to-achieve-this-he-directs-a-beam-of-light-to-hit-the-boundary-between-air-and-the-material-at-an-angle-of-50-when-the-light-is-refracted-in-the-material-it-forms-an-angle-of-30-using-this-data-calculate-the-refractive-index-of-the-material-and-how-fast-light-travels-in-it-knowing-that-the-speed-of-light-in-air-is-300-10-ms-0fc703fc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/a-local-engineering-firm-is-designing-a-heat-dissipation-system-using-a-metal-rod-to-transfer-thermal-energy-between-two-areas-with-varying-temperatures-the-rod-has-a-cross-sectional-area-of-0004-m-a-length-of-3-m-and-is-experiencing-a-temperature-difference-of-120c-given-that-the-thermal-conductivity-of-the-rod-material-is-150-wmc-what-is-the-heat-flow-rate-through-the-rod-according-to-fouriers-law-f8395700 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/in-a-factory-a-metal-bar-with-length-l-and-cross-sectional-area-a-experiences-a-temperature-difference-dt-between-its-ends-to-figure-out-how-the-temperature-changes-along-the-bar-the-engineer-applies-fouriers-law-of-heat-conduction-if-we-consider-a-point-that-is-a-distance-x-from-the-hottest-end-what-would-be-the-formula-that-describes-the-temperature-change-at-that-point-f485730c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/a-physics-lab-is-working-on-an-experiment-that-utilises-a-spherical-capacitor-to-store-electric-charge-this-capacitor-consists-of-two-concentric-spheres-with-the-inner-sphere-having-a-radius-of-1250-cm-and-the-outer-sphere-measuring-2000-cm-in-radius-the-gap-between-the-spheres-is-filled-with-a-dielectric-material-whose-electric-permittivity-is-three-times-that-of-vacuum-given-this-information-what-is-the-capacitance-of-the-spherical-capacitor-used-in-the-experiment-2ed84ad8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/an-astronaut-aboard-a-spacecraft-is-zooming-along-at-a-constant-speed-close-to-that-of-light-relative-to-earth-according-to-the-principles-of-the-theory-of-relativity-how-do-the-measurements-of-the-speed-of-light-and-the-experience-of-time-differ-for-the-astronaut-compared-to-a-scientist-who-is-staying-on-earth-7ef012d9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/in-a-physics-lab-two-thermally-insulated-containers-are-used-to-mix-different-amounts-of-water-at-varying-temperatures-the-first-container-holds-250-g-of-water-at-60c-while-the-second-contains-150-g-of-water-at-20c-assuming-there-is-no-heat-exchange-with-the-surroundings-and-considering-that-the-specific-heat-capacity-of-water-is-418-jgc-determine-the-final-equilibrium-temperature-of-the-mixture-also-assess-how-changing-the-mass-of-one-container-would-affect-the-final-temperature-while-keeping-the-other-constant-d573829d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/a-cyclist-weighing-70-kg-takes-off-from-a-standstill-and-reaches-a-speed-of-10-ms-on-a-flat-track-pushing-forward-with-a-constant-force-of-200-n-assuming-air-resistance-and-friction-are-not-factors-what-work-is-performed-by-the-cyclists-force-to-hit-this-speed-33d50c94 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-car-is-driving-around-a-circular-track-with-a-radius-of-500-meters-at-a-steady-speed-of-200-ms-given-that-the-only-force-causing-the-change-in-direction-is-the-centripetal-force-work-out-the-centripetal-acceleration-of-the-car-during-the-turn-9bb5bd3a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/a-lab-is-running-a-calorimetry-experiment-to-find-out-the-specific-heat-capacity-of-an-unknown-metal-the-researcher-combines-150-g-of-the-metal-at-2000-c-with-300-g-of-water-at-250-c-in-an-insulated-calorimeter-after-they-achieve-thermal-equilibrium-the-final-temperature-of-the-system-is-300-c-given-that-the-specific-heat-capacity-of-water-is-418-jgc-what-is-the-specific-heat-capacity-of-the-metal-949224a4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-stars-such-as-red-dwarfs-and-white-dwarfs-and-neutron-stars-understand-how-the-evolution-of-stars-modifies-them-and-the-types-of-stars-that-can-be-generated/once-a-star-completes-its-life-cycle-it-transforms-into-different-remnants-based-on-its-initial-mass-an-astronomer-is-observing-a-stellar-remnant-that-has-a-mass-roughly-the-same-as-the-sun-and-a-diameter-similar-to-that-of-earth-another-remnant-they-observe-has-a-mass-greater-than-the-suns-but-its-diameter-has-decreased-quite-a-lot-suggesting-an-extremely-high-density-with-these-observations-what-are-the-most-likely-types-of-these-stellar-remnants-ec0d44e4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/a-floating-buoy-is-sitting-partly-submerged-in-a-lake-where-the-buoyant-force-is-balancing-some-of-the-buoys-weight-to-adjust-how-deep-the-buoy-sits-in-the-water-we-need-to-do-some-work-against-the-combined-forces-of-buoyancy-and-weight-given-that-the-density-of-water-is-r-the-acceleration-due-to-gravity-is-g-and-the-base-area-of-the-buoy-is-a-which-of-the-following-expressions-represents-the-work-done-to-submerge-the-buoy-to-the-desired-depth-b3e8803d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/in-this-lab-activity-two-blocks-glide-along-a-horizontal-frictionless-track-block-x-weighing-150-kg-moves-to-the-right-at-a-speed-of-400-ms-and-crashes-head-on-into-block-y-which-has-a-mass-of-250-kg-and-is-initially-stationary-using-the-principle-of-conservation-of-momentum-what-will-the-speed-of-the-blocks-be-after-the-collision-3b1af8a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-mass-spring-system-experiences-simple-harmonic-motion-characterised-by-an-amplitude-a-and-angular-frequency-w-this-can-be-seen-as-the-shadow-of-uniform-circular-motion-with-a-radius-of-a-and-angular-frequency-w-given-this-connection-what-is-the-max-speed-of-the-object-undergoing-simple-harmonic-motion-cd1fa5ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-time-dilation-using-the-lorentz-factor-g-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-speed-of-the-object/a-spaceship-is-travelling-at-a-steady-speed-of-075-times-the-speed-of-light-as-seen-from-earth-if-according-to-those-on-earth-the-journey-takes-4-years-how-much-time-has-passed-on-the-spaceship-based-on-the-theory-of-special-relativity-48c8ebee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/a-city-is-looking-at-different-options-to-diversify-its-energy-sources-and-cut-down-on-greenhouse-gas-emissions-among-the-various-ways-to-generate-energy-which-one-relies-on-the-movement-of-water-to-produce-electricity-in-a-sustainable-manner-e44dfddb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/an-electronic-device-uses-a-parallel-plate-capacitor-to-store-electrical-energy-the-plates-cover-an-area-of-030-m-and-are-spaced-0015-m-apart-given-that-the-material-between-the-plates-is-air-which-has-an-electric-permittivity-of-about-885-10-fm-what-is-the-capacitance-of-this-capacitor-655e320d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/in-a-lab-experiment-learners-heat-an-ideal-gas-sealed-in-a-vessel-with-constant-volume-and-observe-the-changes-in-the-behaviour-of-the-gas-molecules-based-on-the-principles-of-thermodynamics-how-does-the-absolute-temperature-of-the-gas-influence-the-average-speed-of-the-molecules-6aa12bb8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-toy-car-starts-off-from-a-standstill-and-speeds-up-to-10-ms-after-covering-a-distance-of-45-metres-in-a-straight-line-assuming-that-the-average-scalar-acceleration-remains-constant-throughout-the-journey-what-would-this-acceleration-be-fad7994a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/while-building-an-industrial-facility-engineers-need-to-figure-out-how-much-energy-is-necessary-to-convert-large-quantities-of-ice-stored-at-15-c-into-liquid-water-at-10-c-for-use-in-cooling-processes-taking-into-account-the-thermal-properties-of-water-and-the-phase-changes-that-occur-what-would-be-the-best-way-to-calculate-the-latent-heat-needed-in-this-process-30d0d8bb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-a-physics-lab-a-long-straight-wire-carries-a-constant-electric-current-of-5-a-to-explore-the-magnetic-field-produced-by-this-wire-a-student-needs-to-find-out-the-strength-of-the-magnetic-field-at-a-distance-of-10-cm-from-the-wire-what-is-the-strength-of-the-magnetic-field-at-this-location-4f301c59 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-cart-weighing-15-kg-is-being-pulled-by-two-forces-a-50-n-pull-directly-to-the-right-and-another-force-of-30-n-at-a-45-angle-above-the-horizontal-neglecting-any-friction-what-is-the-carts-acceleration-0400f013 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-surface-expansion-of-an-object-solve-problems-of-holes-in-sheets/a-factory-that-manufactures-metal-components-uses-sheets-with-multiple-holes-for-assembling-structural-pieces-each-sheet-covers-an-area-of-250-m-and-features-holes-with-an-initial-diameter-of-600-cm-evenly-spaced-throughout-during-the-production-process-the-sheet-can-heat-up-to-120c-given-the-materials-surface-expansion-coefficient-of-910-c-calculate-the-new-diameter-of-the-holes-after-heating-1230f252 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-sportsman-throws-an-object-with-an-initial-speed-of-20-ms-at-an-angle-of-30-to-the-horizontal-ignoring-air-resistance-what-is-the-total-time-taken-for-the-object-to-hit-the-ground-again-5573223b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/in-an-industrial-plant-a-large-electric-motor-runs-continuously-to-power-heavy-machinery-its-noted-that-while-in-operation-part-of-the-electrical-energy-used-by-the-motor-is-transformed-into-mechanical-work-while-the-rest-is-released-as-heat-into-the-environment-given-that-the-motor-has-an-efficiency-of-85percent-at-converting-electrical-energy-into-mechanical-work-and-draws-an-electrical-power-of-5000-kw-what-is-the-thermal-power-lost-by-the-motor-dcbc515d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/a-scientist-is-studying-how-a-liquid-expands-when-heated-inside-a-sealed-metal-container-the-container-has-a-capacity-of-1000-litres-at-2500c-and-a-volumetric-expansion-coefficient-of-00002c-the-liquid-within-has-a-volumetric-expansion-coefficient-of-00010c-given-that-the-container-can-expand-by-a-maximum-of-010-litres-without-spilling-what-is-the-highest-temperature-increase-that-the-container-can-handle-for-the-liquids-expansion-without-any-leaks-9581201d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-maxima-and-minima-of-newtons-rings-or-use-it-to-calculate-wavelengths-or-thicknesses-of-bodies/in-a-newtons-rings-interference-experiment-a-thin-glass-film-is-illuminated-with-monochromatic-light-resulting-in-visible-concentric-patterns-the-distance-between-the-third-and-fourth-maximum-rings-is-measured-at-075-mm-given-that-the-refractive-index-of-the-glass-is-known-which-of-the-following-options-allows-us-to-calculate-the-wavelength-of-the-light-used-in-the-experiment-d8b29fb8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/a-train-speeds-up-steadily-as-it-departs-from-a-station-travelling-along-a-straight-path-the-data-collected-enabled-us-to-create-graphs-showing-position-over-time-and-velocity-over-position-for-this-movement-considering-the-nature-of-steady-acceleration-which-of-the-following-traits-is-represented-in-the-graph-comparing-velocity-and-position-of-the-train-d4a2ac59 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-block-with-a-mass-of-5-kg-is-sitting-on-a-flat-surface-apart-from-its-weight-there-are-other-forces-at-play-on-the-block-given-that-the-surface-is-even-and-without-friction-what-are-the-main-forces-acting-on-the-block-please-indicate-their-directions-and-senses-accurately-81c3818b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/in-a-practical-electricity-lesson-a-student-carries-out-two-separate-activities-to-electrify-two-different-materials-first-he-rubs-a-rubber-balloon-against-his-hair-watching-the-balloon-attract-small-bits-of-paper-then-he-brings-the-charged-balloon-close-to-a-metal-sphere-without-touching-it-noticing-how-the-paper-pieces-move-based-on-these-methods-identify-the-types-of-electrification-used-in-each-activity-and-figure-out-which-object-becomes-negatively-charged-after-the-friction-5769bbc9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/in-a-laboratory-setting-a-researcher-heats-up-a-copper-bar-and-a-wooden-bar-at-the-same-time-using-a-shared-heat-source-its-noted-that-the-copper-bar-quickly-reaches-the-temperature-of-the-heat-source-while-the-wooden-bar-heats-up-more-slowly-and-inconsistently-after-the-heat-source-is-taken-away-both-bars-eventually-balance-out-to-the-same-ambient-temperature-based-on-how-heat-transfer-works-which-of-the-processes-described-best-accounts-for-the-thermal-behaviour-observed-in-the-copper-and-wooden-bars-during-and-after-heating-e8712eec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/a-sample-of-150-g-of-ice-which-is-at-5c-is-heated-until-it-completely-changes-into-liquid-water-at-0c-considering-that-the-specific-heat-of-ice-is-21-jgc-and-the-latent-heat-of-fusion-of-ice-is-334-jg-what-is-the-total-energy-needed-to-complete-this-process-e7d57ce2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/in-an-agricultural-irrigation-system-a-pipe-with-an-internal-diameter-of-02-meters-carries-water-at-a-steady-speed-of-3-ms-to-keep-the-system-operating-effectively-we-need-to-figure-out-the-flow-rate-of-water-flowing-through-the-pipe-what-is-the-flow-rate-of-water-in-the-irrigation-system-f8f1603b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/a-physics-student-is-carrying-out-an-experiment-to-explore-how-temperature-influences-the-average-speed-of-gas-molecules-contained-in-a-sealed-container-according-to-the-kinetic-theory-of-gases-which-of-the-following-statements-accurately-describes-the-relationship-between-temperature-and-the-average-speed-of-the-gas-molecules-7d96cdd8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-speed-is-calculate-the-speed-of-a-moving-object-at-certain-points-along-a-trajectory/a-cyclist-is-riding-on-a-circular-track-with-a-radius-of-25-metres-showing-a-constant-tangential-acceleration-of-150-ms-starting-from-a-standstill-he-covers-an-arc-that-corresponds-to-45-degrees-of-the-circumference-based-on-the-trajectory-and-the-provided-information-determine-the-instantaneous-speed-of-the-cyclist-when-he-reaches-this-particular-point-on-the-track-2a49cb73 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/a-positive-electric-charge-of-magnitude-q-starts-off-at-rest-within-a-uniform-electric-field-possessing-an-initial-electric-potential-energy-u0-when-its-released-the-charge-moves-along-the-direction-of-the-electric-field-until-it-settles-at-a-new-position-where-the-electric-potential-energy-is-uf-applying-the-principle-of-conservation-of-energy-what-will-be-the-speed-of-the-charge-once-it-reaches-this-new-position-167fc237 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/a-factory-utilises-a-piping-system-to-manage-water-distribution-in-its-production-processes-the-main-pipeline-has-an-inner-diameter-of-06-metres-and-water-flows-through-it-at-a-speed-of-45-metres-per-second-after-a-dividing-point-the-water-is-directed-to-two-smaller-pipelines-pipeline-b-with-a-diameter-of-03-metres-and-a-speed-of-60-metres-per-second-and-pipeline-c-with-a-diameter-of-02-metres-and-a-speed-of-75-metres-per-second-given-this-information-what-is-the-total-flow-rate-of-water-supplied-by-the-main-pipeline-09448a7b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/subtract-different-vectors-using-the-representation-of-vectors-in-the-cartesian-plane-such-as-2ij-i3j-or-by-the-geometric-representation-of-the-vectors/a-boat-is-being-steered-across-the-water-at-a-speed-defined-by-the-vector-ve-8i-6j-kmh-simultaneously-the-river-current-flows-at-a-speed-represented-by-the-vector-vc-3i-2j-kmh-to-reach-a-particular-spot-on-the-land-the-pilot-must-adjust-their-course-to-account-for-the-difference-between-these-two-speeds-what-is-the-actual-speed-of-the-boat-relative-to-the-ground-and-in-which-direction-is-it-headed-e13a7f70 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/in-a-water-treatment-plant-water-flows-through-a-pipe-with-a-constant-diameter-given-that-the-waters-velocity-in-the-pipe-is-15-ms-and-the-cross-sectional-area-of-the-pipe-is-02-m-we-need-to-determine-the-flow-rate-of-the-water-passing-through-the-pipe-what-is-the-flow-rate-of-the-water-in-this-system-dec2ab59 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-scientist-is-exploring-the-light-emitted-from-a-new-kind-of-led-used-in-electronic-gadgets-he-observes-that-each-photon-released-by-this-led-has-a-frequency-of-6001014-hz-given-the-connection-between-energy-and-the-frequency-of-photons-what-is-the-energy-of-a-single-photon-emitted-by-this-led-80ee9e89 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/a-worker-pulls-a-box-across-a-distance-of-5-meters-on-a-frictionless-floor-applying-a-force-of-200-n-at-an-angle-of-30-to-the-horizontal-assuming-all-the-work-done-is-transformed-into-kinetic-energy-what-will-be-the-speed-of-the-box-once-it-has-been-moved-fcb0b9a2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/an-optical-engineer-is-working-on-designing-a-lighting-system-for-an-underground-tunnel-where-the-light-from-outside-strikes-the-tunnels-internal-surfaces-when-a-beam-of-light-strikes-the-boundary-between-air-refractive-index-100-and-the-reflective-material-of-the-tunnel-at-an-incidence-angle-of-50-apply-snells-law-to-find-the-angle-of-refraction-of-the-light-within-the-material-additionally-calculate-the-speed-of-light-in-the-tunnel-material-considering-that-the-speed-of-light-in-a-vacuum-is-roughly-300-108-ms-fb773753 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/two-violins-nearby-are-tuned-so-that-one-plays-a-note-at-a-frequency-of-44000-hz-and-the-other-at-44550-hz-when-the-sound-waves-from-these-violins-mix-we-experience-a-phenomenon-known-as-beats-given-this-information-what-is-the-frequency-of-the-observed-beats-22a42fcf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-5-kg-block-is-released-from-rest-at-the-top-of-a-ramp-inclined-at-30-with-a-height-of-4-metres-ignoring-friction-and-air-resistance-what-is-the-mechanical-energy-of-the-block-at-the-lowest-point-of-the-ramp-and-is-the-mechanical-energy-conserved-during-its-movement-42d15b85 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-a-double-slit-experiment-a-single-colour-light-with-a-wavelength-l-shines-through-two-slits-that-are-a-distance-d-apart-creating-an-interference-pattern-on-a-screen-situated-d-away-from-the-slits-if-the-distance-between-the-first-observed-interference-bright-spots-on-the-screen-is-y-what-will-happen-to-y-if-the-distance-d-is-doubled-while-keeping-l-and-d-unchanged-72785b0f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-simple-harmonic-motion-is-as-well-as-calculate-amplitude-velocity-and-acceleration-at-notable-points-and-the-period-of-shm-of-a-mass-spring-system/in-a-lab-setting-we-use-a-mass-spring-system-to-showcase-simple-harmonic-motion-we-have-a-spring-with-a-spring-constant-of-150-nm-connected-to-a-mass-of-2-kg-when-this-system-is-moved-away-from-its-resting-position-it-begins-to-oscillate-periodically-given-this-information-what-is-the-period-of-the-oscillations-of-this-mass-spring-system-6791e262 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/a-cyclist-speeds-up-from-5-ms-to-15-ms-by-pushing-hard-on-the-pedals-ignoring-air-resistance-and-friction-what-is-the-work-done-by-the-cyclist-and-how-does-this-relate-to-the-change-in-kinetic-energy-of-the-bicycle-and-the-cyclist-76b87801 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-vehicle-starts-off-from-a-standstill-and-travels-in-a-straight-line-with-a-steady-acceleration-of-2-ms-for-5-seconds-afterwards-the-vehicle-takes-a-sharp-90-degree-turn-while-maintaining-the-same-acceleration-for-a-further-3-seconds-taking-into-account-the-full-distance-travelled-what-is-the-average-vector-acceleration-of-the-vehicle-throughout-its-journey-0bc3ae61 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/a-container-holding-250-moles-of-an-ideal-gas-goes-through-a-change-that-triples-its-volume-and-doubles-its-temperature-what-will-the-new-pressure-of-the-gas-be-after-this-change-1a3afad2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/a-metal-bridge-stretching-300-meters-is-located-in-an-area-where-temperatures-can-fluctuate-quite-a-bit-throughout-the-year-the-metal-used-in-the-bridge-construction-has-a-linear-expansion-coefficient-of-11-10-c-during-a-summer-when-the-temperature-rises-by-40c-engineers-need-to-determine-the-total-expansion-of-the-bridge-to-maintain-its-structural-integrity-given-this-information-what-will-the-increase-in-the-bridges-length-be-due-to-thermal-expansion-ff913d25 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-acceleration-of-planets-using-the-universal-law-of-gravitation-such-as-finding-gravity-on-earth-at-a-distance-that-is-twice-the-radius-of-the-earth/a-physicist-is-looking-into-how-gravitational-acceleration-varies-across-different-situations-in-the-first-situation-he-examines-the-gravitational-acceleration-on-the-surface-of-a-planet-that-has-a-mass-five-times-greater-than-that-of-earth-and-a-radius-twice-as-large-in-the-second-scenario-he-investigates-the-gravitational-acceleration-on-earth-when-you-are-positioned-at-a-distance-that-is-double-its-radius-by-applying-the-law-of-universal-gravitation-which-of-the-following-options-properly-outlines-the-relationship-between-the-gravitational-accelerations-in-the-two-situations-215c8093 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/an-engineer-is-working-on-a-project-to-build-a-road-for-vehicles-that-will-be-travelling-at-an-average-speed-of-90-kilometres-per-hour-to-figure-out-how-long-it-would-take-for-a-vehicle-to-cross-a-bridge-thats-45-metres-long-he-opts-to-convert-all-measurements-to-the-international-system-taking-the-prefixes-of-the-international-system-into-account-which-of-the-following-expressions-correctly-indicates-the-vehicles-speed-in-metres-per-second-9aad738c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-company-that-specialises-in-making-lenses-is-developing-a-converging-lens-for-cameras-using-glass-with-a-refractive-index-of-n-16-the-radius-of-curvature-of-the-first-surface-of-the-lens-is-r-2500-cm-given-that-the-desired-focal-length-for-the-lens-is-f-2000-cm-what-should-the-radius-of-curvature-of-the-second-surface-r-be-for-the-lens-to-meet-the-production-requirements-073eaa75 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/an-engineer-is-designing-a-barge-for-transporting-cargo-along-a-river-the-barge-measures-4-metres-long-3-metres-wide-and-2-metres-high-given-that-the-density-of-river-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-buoyant-force-acting-on-the-barge-when-it-is-completely-submerged-edaae080 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-research-laboratory-is-working-on-a-suspension-system-for-drones-that-uses-elastic-springs-to-soak-up-bumps-in-the-terrain-during-testing-it-was-noted-that-when-the-drone-is-moved-from-its-centre-position-and-let-go-it-undergoes-periodic-swings-given-that-this-motion-has-no-friction-and-the-springs-adhere-to-hookes-law-which-of-the-following-equations-correctly-describes-the-position-of-the-drone-over-time-assuming-it-starts-at-an-initial-position-of-x0-at-time-t-0-with-an-initial-velocity-of-zero-db1aa9bb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/throughout-the-life-cycle-of-stars-processes-like-nuclear-fusion-and-supernova-explosions-play-a-key-role-in-both-creating-and-spreading-chemical-elements-across-the-universe-take-a-massive-star-for-example-that-goes-through-a-supernova-blast-at-the-end-of-its-life-what-effect-does-this-have-on-the-distribution-of-elements-such-as-carbon-and-oxygen-and-how-does-it-set-the-stage-for-the-formation-of-new-solar-systems-516997f8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/a-mechanic-uses-two-different-tools-to-tighten-screws-with-the-first-tool-he-applies-a-force-of-40-n-at-a-distance-of-025-meters-forming-a-90-angle-with-the-tool-for-the-second-tool-he-applies-a-force-of-50-n-at-a-distance-of-020-meters-at-a-30-angle-with-the-tool-which-of-the-tools-produces-a-greater-torque-around-the-axis-of-rotation-39f48340 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/a-scientist-is-examining-a-particle-with-a-mass-of-2-kg-thats-zipping-along-at-80percent-of-the-speed-of-light-in-a-vacuum-using-the-principles-of-relativity-what-is-the-total-relativistic-energy-of-this-particle-c20dd67a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-mass-spring-system-experiences-simple-harmonic-motion-with-an-amplitude-a-and-a-period-t-this-motion-can-be-likened-to-the-projection-of-uniform-circular-motion-of-a-point-on-a-circle-with-radius-a-using-this-connection-work-out-the-tangential-velocity-of-the-point-in-circular-motion-that-corresponds-to-the-simple-harmonic-motion-of-the-system-12f8dc9c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/a-water-reservoir-has-a-total-depth-of-8-metres-using-stevins-theorem-where-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-pressure-difference-between-the-surface-of-the-water-and-a-point-located-5-metres-deep-adf2132a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/a-student-runs-an-experiment-where-they-put-250-g-of-ice-at-0c-into-an-insulated-container-and-then-pour-in-500-g-of-water-at-30c-given-that-the-latent-heat-of-fusion-of-ice-is-334-jg-and-the-specific-heat-capacity-of-water-is-418-jgc-how-much-heat-is-needed-to-completely-melt-all-the-ice-in-this-system-cb55c4c5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/in-a-heat-transfer-process-a-device-attempts-to-transfer-heat-directly-from-cold-water-to-hot-water-without-using-any-external-energy-according-to-the-2nd-law-of-thermodynamics-why-doesnt-this-happen-on-its-own-b1a1e1a4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/an-athlete-preparing-for-a-10-kilometre-race-needs-to-keep-track-of-their-average-speed-during-training-if-they-cover-25-kilometres-in-15-minutes-whats-their-average-speed-in-metres-per-minute-1fa6fce3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-and-calculate-the-magnetic-force-applied-to-moving-electric-charges-verify-that-the-magnetic-force-is-perpendicular-to-both-the-velocity-and-the-magnetic-field/in-a-physics-experiment-a-charged-particle-is-moving-at-a-speed-of-200-x-106-ms-at-a-45-angle-with-respect-to-a-uniform-magnetic-field-that-has-an-intensity-of-050-t-considering-how-the-moving-charge-interacts-with-the-magnetic-field-what-is-the-magnetic-force-acting-on-the-particle-8779d9e8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-soccer-player-takes-a-kick-at-the-ball-with-an-initial-speed-of-25-ms-at-an-angle-of-45-to-the-ground-assuming-gravity-is-the-only-force-acting-on-the-ball-after-the-kick-what-is-the-total-flight-time-of-the-ball-before-it-lands-33e9f8e6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-delivery-drone-completes-its-mission-by-following-a-path-with-two-segments-first-it-flies-straight-east-at-a-steady-speed-of-10-ms-for-30-seconds-then-it-alters-its-course-to-northwest-keeping-the-same-speed-and-travels-for-45-seconds-in-this-new-direction-taking-into-account-the-total-journey-of-the-drone-from-its-starting-point-what-is-the-resultant-displacement-between-the-initial-and-final-points-of-its-mission-dfe6a453 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-one-dimension-using-the-conservation-of-momentum-during-a-collision/two-skaters-are-travelling-along-a-straight-track-skater-a-weighing-50-kg-glides-north-at-a-speed-of-400-ms-while-skater-b-weighing-70-kg-moves-south-at-a-speed-of-200-ms-after-an-elastic-collision-what-will-the-velocity-of-each-skater-be-taking-into-account-the-conservation-of-momentum-fa7a11a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-normal-force-applied-on-a-surface-divided-by-the-area-and-calculate-the-pressure-of-a-gas-in-a-container/a-cylinder-holds-gas-under-pressure-if-a-force-of-250-n-is-applied-to-a-piston-with-an-area-of-15-cm-what-is-the-pressure-being-exerted-by-the-gas-inside-the-cylinder-in-pascals-2c5e7e7f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-projectile-is-launched-with-an-initial-velocity-of-20-ms-at-an-angle-of-40-to-the-horizontal-taking-the-acceleration-due-to-gravity-as-981-ms-and-ignoring-air-resistance-what-is-the-total-time-the-projectile-stays-in-the-air-before-it-lands-4d0356f3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-vector-is-which-has-magnitude-direction-and-sense-calculate-the-magnitude-of-a-vector-write-a-vector-in-the-cartesian-plane/on-an-expedition-an-explorer-travels-7-km-to-the-east-and-then-24-km-to-the-north-if-we-represent-these-movements-as-vectors-on-the-cartesian-plane-what-would-the-distance-of-the-total-displacement-vector-be-e0a0aa56 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/a-materials-laboratory-is-assessing-two-types-of-metallic-alloys-for-use-in-submarines-alloy-x-weighs-850-g-for-a-volume-of-04-l-while-alloy-y-has-a-mass-of-1200-g-for-a-volume-of-05-l-given-that-the-density-of-water-at-the-experimental-temperature-is-100-gcm-the-engineer-in-charge-needs-to-figure-out-which-alloy-has-a-greater-specific-mass-and-how-this-characteristic-affects-the-selection-of-materials-to-ensure-hydrostatic-efficiency-and-structural-integrity-of-submarines-which-alloy-exhibits-a-greater-specific-mass-and-how-does-this-property-affect-the-choice-of-materials-for-submarine-construction-a05e611d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/in-a-thermodynamics-lab-a-student-is-looking-into-how-a-thermal-engine-works-between-a-hot-source-at-800-k-and-a-cold-source-at-300-k-assuming-the-engine-operates-on-a-carnot-cycle-whats-the-highest-efficiency-we-can-expect-from-this-cycle-4abb2cd5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-internal-energy-of-a-gas-is-and-how-to-calculate-it/a-lab-conducts-an-experiment-where-an-ideal-gas-is-heated-in-a-container-at-a-constant-volume-the-temperature-of-the-gas-rises-from-20c-to-80c-during-this-process-since-the-internal-energy-of-an-ideal-gas-is-influenced-solely-by-its-temperature-what-was-the-change-in-the-internal-energy-of-the-gas-5a024752 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/on-a-lab-bench-there-are-two-conductive-spheres-one-carries-a-positive-charge-and-the-other-has-a-negative-charge-of-the-same-strength-placed-at-a-fixed-distance-from-each-other-when-we-look-at-the-electric-field-created-by-this-setup-how-do-the-electric-field-lines-behave-in-the-space-between-the-two-charges-ce45fcae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-block-attached-to-a-spring-is-oscillating-vertically-with-an-amplitude-of-025-metres-and-an-angular-frequency-of-5-rads-what-is-the-equation-of-simple-harmonic-motion-that-represents-the-position-of-the-block-over-time-t-d0e1d1a0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/a-cart-with-a-mass-of-2-kg-is-pushed-with-a-steady-force-of-10-n-up-an-inclined-ramp-that-makes-an-angle-of-30-degrees-with-the-horizontal-if-the-cart-travels-5-metres-until-it-reaches-the-end-of-the-ramp-what-is-the-kinetic-energy-gained-by-the-cart-at-the-end-of-the-journey-ignoring-air-resistance-95f1a8f4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/two-skaters-are-initially-at-rest-on-a-smooth-ice-rink-skater-a-with-a-mass-of-50-kg-gives-skater-b-who-weighs-70-kg-a-push-that-sends-them-both-gliding-in-opposite-directions-using-the-conservation-of-momentum-principle-figure-out-the-final-velocity-of-each-skater-after-the-push-36e22d78 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-time-dilation-using-the-lorentz-factor-g-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-speed-of-the-object/an-astronaut-travels-in-a-spacecraft-at-a-speed-of-08-times-the-speed-of-light-relative-to-earth-according-to-the-theory-of-special-relativity-what-is-the-time-dilation-factor-g-that-should-be-used-to-calculate-the-time-experienced-by-the-astronaut-compared-to-the-time-measured-on-earth-a30d4734 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/maria-set-up-a-flat-mirror-thats-15-meters-high-in-front-of-her-bedroom-window-she-placed-a-book-08-meters-away-from-the-mirror-given-the-properties-of-flat-mirrors-what-would-be-the-distance-between-the-image-of-the-book-and-the-mirror-4ff599ba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-constant-force-remembering-that-work-is-calculated-by-the-product-of-the-distance-traveled-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/a-construction-engineer-is-setting-up-a-metal-structure-at-a-building-site-to-position-one-of-the-beams-he-applies-a-steady-force-of-800-n-that-makes-an-angle-of-60-degrees-with-the-horizontal-the-beam-is-shifted-sideways-a-distance-of-25-metres-until-it-is-securely-in-place-taking-into-account-only-the-horizontal-component-of-the-force-applied-calculate-the-work-performed-by-the-engineer-during-the-beams-movement-9143bc64 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/in-an-optics-lab-a-spectroscope-utilises-a-triangular-prism-with-a-60-angle-and-a-refractive-index-of-150-to-break-down-white-light-into-its-different-colours-if-a-beam-of-light-hits-the-prism-at-an-angle-of-incidence-of-30-what-would-be-the-total-angular-deviation-experienced-by-the-beam-as-it-passes-through-the-prism-using-snells-law-8ff2abc2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/in-a-lab-experiment-two-cables-of-the-same-length-and-tension-are-used-to-propagate-mechanical-waves-the-key-difference-between-them-is-the-material-theyre-made-from-which-leads-to-varying-linear-densities-given-these-variables-how-does-the-speed-of-the-wave-change-based-on-the-type-of-cord-used-d25d1fd7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/a-beam-of-light-hits-the-surface-of-a-glass-lens-at-a-45-angle-to-the-normal-with-the-refractive-index-of-air-being-100-and-that-of-glass-150-lets-apply-snells-law-to-find-the-angle-of-refraction-inside-the-lens-and-calculate-the-speed-of-light-in-glass-84d01372 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/on-a-sightseeing-trip-a-bus-managed-to-cover-the-first-180-kilometres-in-3-hours-and-then-another-120-kilometres-in-2-hours-given-the-whole-journey-what-was-the-average-speed-of-the-bus-759c9377 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/an-engineer-is-designing-a-device-that-uses-springs-to-absorb-shocks-during-the-testing-phase-he-notices-that-when-compressing-a-spring-by-025-meters-the-force-exerted-by-the-spring-is-150-n-according-to-hookes-law-f-kx-what-is-the-spring-constant-k-of-this-spring-95fd8600 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-high-speed-train-measures-400-metres-in-length-and-is-travelling-at-a-constant-speed-of-08-times-the-speed-of-light-in-relation-to-a-train-station-according-to-the-principles-of-special-relativity-what-will-be-the-length-of-the-train-as-perceived-by-an-observer-at-the-station-8b682011 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/a-cyclist-speeds-around-a-circular-track-with-a-radius-of-20-metres-finishing-one-lap-in-25-seconds-what-is-their-linear-speed-considering-the-connection-between-angular-speed-and-linear-speed-5e514176 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-graphs-of-uniform-rectilinear-motion-use-the-graphs-of-uniform-motion-to-solve-uniform-motion-issues/during-a-bicycle-race-on-a-straight-track-the-movements-of-cyclists-a-and-b-are-recorded-through-graphs-showing-their-position-over-time-cyclist-as-graph-is-a-straight-line-with-a-steady-slope-while-cyclist-bs-graph-features-a-straight-line-with-a-steeper-slope-right-from-the-start-of-the-race-given-these-graphs-illustrating-uniform-motion-which-statement-best-describes-the-relationship-between-the-speeds-of-cyclists-a-and-b-447a6cc1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/two-musicians-are-tuning-their-instruments-by-playing-notes-that-have-slightly-different-frequencies-the-overlap-of-these-sound-waves-creates-a-phenomenon-where-we-can-notice-changes-in-sound-volume-what-is-the-frequency-of-the-resulting-beats-if-one-instrument-produces-a-wave-at-51200-hz-and-the-other-at-51550-hz-99d9bd94 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/an-aerospace-engineer-is-working-on-designing-probes-to-explore-two-distinct-planets-in-our-solar-system-planet-a-has-a-mass-of-598-10-kg-and-a-radius-of-6371-km-while-planet-b-has-a-mass-of-330-10-kg-and-a-radius-of-3389-km-by-applying-the-law-of-universal-gravitation-lets-find-out-which-planet-experiences-a-greater-surface-gravitational-acceleration-and-discuss-which-factor-mass-or-radius-plays-a-more-significant-role-in-this-difference-974c6e60 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/an-optical-engineer-is-working-on-a-new-type-of-lens-for-glasses-and-needs-to-figure-out-how-light-behaves-when-it-passes-through-various-materials-a-ray-of-light-hits-the-lens-surface-at-an-angle-of-35-degrees-to-the-normal-given-that-the-speed-of-light-in-the-lens-material-is-220-x-108-ms-what-will-be-the-angle-of-refraction-of-the-ray-as-it-enters-the-material-according-to-snells-law-793452b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/in-a-lab-setting-a-scientist-heated-a-specific-amount-of-mercury-inside-a-sealed-glass-bulb-it-was-noticed-that-as-the-temperature-rose-the-mercury-expanded-causing-the-pressure-inside-the-bulb-to-increase-given-that-the-volumetric-expansion-coefficient-of-mercury-is-greater-than-that-of-glass-which-of-the-following-actions-would-be-the-best-way-to-prevent-the-glass-bulb-from-breaking-942cb777 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/a-researcher-is-investigating-the-characteristics-of-the-magnetic-field-produced-by-a-circular-loop-the-loop-has-a-radius-of-020-m-and-carries-a-current-of-100-a-he-aims-to-find-the-strength-of-the-magnetic-field-at-a-point-positioned-030-m-along-the-perpendicular-axis-to-the-plane-of-the-loop-what-is-the-strength-of-the-magnetic-field-at-this-point-fe3c4e21 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/a-3-kg-book-is-sitting-on-a-table-applying-newtons-third-law-identify-the-reaction-forces-related-to-the-weight-of-the-book-and-the-normal-force-the-table-applies-on-the-book-fd551b4f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-car-is-navigating-around-a-circular-track-with-a-radius-of-20-metres-it-takes-40-seconds-for-the-car-to-complete-one-full-lap-around-the-curve-what-is-the-average-angular-velocity-of-the-car-during-this-maneuver-326a7c13 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/an-engineer-is-testing-a-cooling-system-where-a-piece-of-iron-weighing-300-kg-and-starting-at-a-temperature-of-120c-is-placed-in-a-quantity-of-water-at-20c-given-that-the-specific-heat-capacity-of-iron-is-450-jkgc-and-that-of-water-is-4186-jkgc-determine-how-much-water-is-needed-so-that-after-they-exchange-heat-the-final-temperature-of-the-system-will-be-30c-c8765a7a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-general-gas-equation-to-calculate-pressure-volume-temperature-and-number-of-moles-of-a-given-ideal-gas/an-engineer-is-designing-a-ventilation-system-for-an-industrial-room-initially-the-air-in-the-room-has-250-moles-at-a-pressure-of-10130-kpa-and-a-temperature-of-29815-k-to-improve-the-air-circulation-he-plans-to-increase-the-temperature-to-31015-k-while-keeping-the-volume-steady-assuming-that-the-air-behaves-like-an-ideal-gas-what-will-the-new-pressure-in-the-room-be-after-he-raises-the-temperature-8df081b9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/a-manufacturer-is-working-on-a-fridge-that-operates-using-an-ideal-thermal-cycle-inspired-by-the-carnot-cycle-the-temperature-of-the-cold-source-is-270-k-and-the-temperature-of-the-hot-source-is-300-k-whats-the-maximum-theoretical-efficiency-of-this-cycle-7928d690 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-electric-current-in-a-given-conductor-using-the-ratio-of-the-amount-of-charges-that-pass-through-the-conductor-divided-by-the-time/an-electrician-is-fitting-an-electrical-system-in-a-home-while-taking-measurements-he-notices-that-18-10-coulombs-of-charge-flows-through-a-particular-conductor-in-45-seconds-what-is-the-strength-of-the-electric-current-passing-through-this-conductor-3a1eddf7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/during-a-music-performance-the-learners-noticed-that-two-instruments-like-the-violin-and-the-guitar-create-sounds-with-different-pitches-and-unique-qualities-even-when-playing-notes-of-the-same-frequency-the-sounds-we-hear-have-distinct-characteristics-based-on-this-observation-which-property-of-sound-waves-is-mainly-related-to-the-timbre-of-musical-instruments-9bfd3b60 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-reference-frame-is-a-system-that-can-be-used-to-describe-the-motion-of-a-system-which-can-be-moving-or-at-rest-find-the-position-of-an-object-in-a-given-reference-system/a-train-travels-in-a-straight-line-at-a-consistent-speed-relative-to-the-ground-inside-the-train-a-passenger-notices-a-tree-positioned-near-the-railway-taking-into-account-the-reference-frames-of-both-the-train-and-the-ground-how-is-the-trees-position-described-in-each-frame-of-reference-365554d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-a-household-various-appliances-are-connected-to-the-parallel-electrical-system-to-ensure-each-device-gets-the-right-voltage-lets-say-we-have-three-devices-with-resistances-of-4-w-6-w-and-12-w-connected-at-the-same-time-in-parallel-to-a-120-v-power-source-what-would-be-the-total-equivalent-resistance-of-this-circuit-3b591e6c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/a-civil-engineer-is-working-on-the-design-of-a-suspension-bridge-and-uses-mechanical-waves-to-assess-the-strength-of-steel-cables-he-sends-a-wave-at-a-frequency-of-120-hz-through-one-cable-which-has-a-propagation-speed-of-240-ms-now-considering-that-this-wave-travels-through-a-different-cable-made-of-another-material-with-a-propagation-speed-of-180-ms-what-will-be-the-wavelength-in-the-second-cable-we-will-assume-the-frequency-stays-the-same-when-transitioning-between-the-two-cables-61766272 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/when-you-rub-a-plastic-rod-against-a-piece-of-fabric-electric-charge-shifts-between-the-two-materials-since-only-negative-charges-move-and-knowing-that-the-charge-of-an-electron-is-160-x-10-19-c-what-total-charge-does-the-rod-gain-when-45-x-1013-electrons-are-transferred-594ac44c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-cyclist-executes-a-maneuver-that-starts-with-accelerating-in-a-straight-line-followed-by-taking-a-turn-with-a-constant-radius-while-keeping-the-attained-speed-considering-the-cyclists-path-from-the-moment-they-start-accelerating-until-they-finish-the-curve-which-description-best-illustrates-the-trajectory-they-followed-c6043007 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/a-biology-lab-is-getting-ready-to-mix-a-nutrient-solution-with-a-concentration-of-450-milligrams-per-litre-mgl-to-grow-microorganisms-if-the-researcher-needs-to-make-32-litres-of-this-solution-how-many-grams-of-nutrient-should-they-dissolve-in-the-water-069236d5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-and-calculate-the-magnetic-force-applied-to-moving-electric-charges-verify-that-the-magnetic-force-is-perpendicular-to-both-the-velocity-and-the-magnetic-field/in-a-physics-experiment-a-positively-charged-ion-with-a-charge-of-200-x-10-19-c-is-launched-at-a-speed-of-150-x-105-ms-into-a-region-with-a-uniform-magnetic-field-of-075-t-the-ions-trajectory-makes-an-angle-of-60-with-the-direction-of-the-magnetic-field-given-this-information-what-is-the-magnetic-force-acting-on-the-ion-194b0f12 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-2-kg-block-is-released-from-rest-at-the-top-of-a-frictionless-ramp-that-is-5-meters-high-by-applying-the-principle-of-conservation-of-mechanical-energy-what-is-the-total-mechanical-energy-of-the-block-along-its-entire-path-74fd7a51 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-cyclist-rides-around-a-circular-track-with-a-radius-of-2500-metres-over-the-course-of-one-complete-lap-they-change-their-angular-position-by-360-in-4500-seconds-assuming-the-angular-velocity-remains-constant-what-is-the-average-angular-velocity-of-the-cyclist-faf8e5ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/a-funfair-has-a-ferris-wheel-with-a-radius-of-15-meters-completing-a-full-spin-every-90-seconds-to-amp-up-the-thrill-for-riders-the-engineers-have-decided-to-tweak-the-angular-speed-of-the-ferris-wheel-given-the-link-between-angular-speed-and-linear-speed-what-should-the-new-angular-speed-be-to-boost-the-linear-speed-at-the-outer-edge-of-the-wheel-by-20percent-while-keeping-the-radius-the-same-b8f2cbcd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/at-a-science-fair-a-student-uses-a-simple-pendulum-to-study-simple-harmonic-motion-the-pendulum-measures-15-meters-in-length-and-completes-20-swings-in-40-seconds-given-that-the-oscillations-are-small-what-is-the-value-of-the-local-acceleration-due-to-gravity-f8d086fe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/during-a-radio-transmission-the-waves-involved-can-travel-through-space-without-needing-a-physical-medium-while-sound-waves-rely-on-a-medium-like-air-to-move-forward-based-on-these-properties-which-of-the-options-below-accurately-distinguishes-electromagnetic-waves-from-mechanical-waves-059758ff 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/in-a-game-of-billiards-a-white-ball-weighing-02-kg-is-travelling-at-a-speed-of-250-ms-towards-the-east-when-it-strikes-a-stationary-ball-of-the-same-mass-after-the-collision-the-white-ball-heads-off-to-the-northeast-at-100-ms-while-the-second-ball-moves-in-the-northwest-direction-given-that-the-coefficient-of-restitution-between-the-balls-is-08-calculate-the-final-speeds-of-both-balls-after-the-impact-a7b592f4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/during-a-practical-science-experiment-maria-demonstrates-various-methods-to-electrify-objects-first-she-gives-a-balloon-a-good-rub-with-her-hair-then-she-holds-the-charged-balloon-close-to-small-pieces-of-paper-without-actually-touching-them-lastly-she-touches-the-balloon-to-a-neutral-metal-sphere-based-on-these-actions-can-you-identify-the-type-of-electrification-used-in-each-step-and-which-objects-end-up-positively-or-negatively-charged-after-the-interactions-8486647a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/a-cyclist-whos-on-the-move-has-an-initial-momentum-of-80-kgms-in-a-straight-line-while-hes-slowing-down-he-applies-a-steady-force-of-400-n-at-an-angle-of-45-degrees-above-the-horizontal-for-half-a-second-work-out-the-total-impulse-that-the-cyclist-applies-in-the-horizontal-direction-dc9bfdc5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/during-a-practical-electricity-lesson-learners-used-copper-and-plastic-wires-to-construct-an-electric-circuit-it-was-noted-that-copper-allowed-the-current-to-flow-while-plastic-stopped-the-electric-flow-from-this-observation-what-trait-sets-a-conductive-material-apart-from-an-electrical-insulator-d700cfc6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-impulse-refers-to-the-change-in-momentum-of-an-object-when-a-force-is-applied-over-a-time-interval-and-calculate-it-by-the-product-of-the-force-and-the-application-time/during-a-soccer-match-a-player-applies-a-steady-force-on-the-ball-for-05-seconds-getting-the-ball-moving-from-a-standstill-to-a-speed-of-15-ms-given-that-the-mass-of-the-ball-is-045-kg-what-is-the-impulse-that-the-player-applied-to-the-ball-3560d7f5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-and-dimension-an-unknown-magnitude-or-constant-based-on-the-relationships-of-a-formula-and-the-dimension-of-known-magnitudes-such-as-speed-having-dimension-1-of-length-and-1-of-time/an-engineer-is-developing-a-model-to-explain-the-air-resistance-on-a-moving-object-the-resistance-force-r-relates-to-the-velocity-v-of-the-object-using-the-equation-r-c-v2-where-c-is-an-unknown-proportionality-constant-by-applying-dimensional-analysis-what-is-the-dimension-of-the-constant-c-a07e8537 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-skater-is-gliding-on-ice-and-decides-to-pick-up-their-spinning-speed-at-a-steady-rate-if-the-skaters-angular-acceleration-is-200-rads-what-will-their-angular-velocity-be-after-500-seconds-e23780bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-of-a-body-undergoing-circular-motion-using-the-formula-where-centripetal-acceleration-equals-the-magnitude-of-velocity-squared-divided-by-the-radius/a-car-is-driving-around-a-circular-track-with-a-radius-of-50-meters-at-a-steady-speed-of-20-ms-in-the-context-of-uniform-circular-motion-what-is-the-cars-centripetal-acceleration-c27f130e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/a-water-basin-that-is-35-meters-deep-is-exposed-to-the-atmosphere-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-pressure-does-the-water-exert-at-the-bottom-of-the-basin-0a18ba39 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/a-cyclist-is-riding-around-a-circular-track-with-a-radius-of-30-meters-moving-at-a-steady-speed-of-6-ms-based-on-this-information-what-is-the-time-period-for-the-cyclists-circular-motion-da56ba63 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-a-static-electricity-lesson-the-teacher-uses-a-positively-charged-sphere-to-explain-the-characteristics-of-the-electric-field-she-places-the-sphere-on-an-insulated-stand-and-uses-small-bits-of-paper-to-visualise-the-field-lines-around-it-based-on-this-demonstration-which-of-the-following-options-correctly-represents-the-direction-and-behaviour-of-the-field-lines-coming-from-the-charged-sphere-df6b5698 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/while-observing-a-distant-galaxy-astronomers-came-across-an-object-that-has-an-incredibly-high-mass-squeezed-into-a-tiny-space-with-little-to-no-light-being-emitted-taking-these-features-into-account-whats-the-most-logical-explanation-for-the-nature-of-this-object-b40fa4e3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/in-an-optics-lab-the-lecturer-wants-to-set-up-a-system-with-two-thin-lenses-placed-together-to-aid-in-classroom-demonstrations-the-first-lens-has-a-focal-length-of-15-metres-and-the-second-one-has-a-focal-length-of-075-metres-since-the-total-vergence-of-the-system-is-the-sum-of-the-individual-vergences-of-the-lenses-whats-the-resulting-vergence-of-this-optical-setup-e93f6ac5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/a-car-is-cruising-around-a-circular-track-with-a-radius-of-100-meters-maintaining-a-steady-speed-of-20-ms-given-the-uniform-circular-motion-of-this-car-calculate-the-time-needed-to-complete-one-lap-around-the-track-78b15f32 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-specific-mass-is-which-can-be-calculated-by-the-ratio-of-the-bodys-mass-to-its-volume-differentiate-specific-mass-from-relative-density/an-architect-is-designing-a-water-reservoir-and-needs-to-decide-between-two-materials-for-its-walls-material-x-has-a-mass-of-800-grams-and-takes-up-a-volume-of-400-cm-while-material-y-has-a-mass-of-1000-grams-and-takes-up-a-volume-of-500-cm-considering-the-specific-mass-concept-which-material-should-the-architect-pick-to-keep-the-reservoirs-walls-as-light-as-possible-51821418 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/in-a-physics-lab-a-flat-mirror-is-being-slid-in-a-straight-line-towards-a-stationary-object-at-a-constant-speed-v-considering-how-reflected-images-are-formed-whats-the-speed-at-which-the-image-of-the-object-appears-to-move-in-relation-to-the-mirror-3c457b12 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/a-learner-carries-out-youngs-experiment-using-a-light-source-with-a-wavelength-l-that-shines-through-two-parallel-slits-which-are-spaced-a-distance-d-apart-the-observation-screen-is-placed-at-a-distance-l-from-the-slits-given-that-the-angles-of-interference-are-relatively-small-what-is-the-formula-that-can-be-used-to-determine-the-position-y-of-the-interference-maxima-on-the-screen-d60c96d7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/when-lifting-a-submerged-block-in-a-tank-the-operator-must-deal-with-both-the-weight-force-of-the-block-and-the-buoyant-force-which-of-the-following-expressions-accurately-represents-the-work-done-by-the-operator-in-terms-of-the-potential-energies-involved-d5a467f4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/a-car-travels-a-distance-of-240-km-broken-up-into-two-parts-in-the-first-part-over-120-km-the-car-moves-at-a-steady-speed-of-60-kmh-for-the-second-120-km-the-average-speed-drops-to-40-kmh-due-to-congested-traffic-based-on-these-two-segments-alone-what-was-the-cars-average-speed-for-the-whole-journey-41a0f054 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-learner-is-dragging-a-10-kg-box-across-a-flat-floor-using-a-steady-force-of-50-n-at-an-angle-of-30-above-the-horizontal-given-that-the-coefficient-of-kinetic-friction-between-the-box-and-the-floor-is-02-what-is-the-work-done-by-the-frictional-force-while-the-box-moves-5-metres-98c7bc1a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/a-violin-string-has-fixed-ends-and-vibrates-steadily-the-musician-notices-that-when-he-plays-the-second-string-at-its-first-harmonic-the-corresponding-wavelength-is-075-meters-given-that-the-string-measures-15-meters-in-length-what-harmonic-number-is-he-playing-5e143c87 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/when-you-heat-a-metal-pot-on-the-stove-you-can-observe-various-heat-transfer-processes-acting-on-both-the-pot-and-the-liquid-inside-keeping-in-mind-the-basic-principles-of-calorimetry-what-are-the-main-mechanisms-of-heat-transfer-at-play-between-the-stove-the-pot-and-the-heated-liquid-a4ddede4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/in-an-electrical-circuit-designed-for-storing-energy-three-capacitors-with-values-of-5-f-10-f-and-20-f-are-connected-in-series-what-is-the-total-capacitance-of-this-combination-of-capacitors-60001add 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/an-engineer-is-designing-a-projectile-launcher-that-needs-to-hit-a-target-placed-60-meters-away-horizontally-and-15-meters-above-the-launch-point-the-projectile-is-launched-at-an-initial-speed-of-30-ms-considering-the-acceleration-due-to-gravity-as-981-ms-and-ignoring-air-resistance-what-launch-angle-is-required-for-the-projectile-to-reach-the-target-5dc6d031 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/a-scientist-is-carrying-out-an-experiment-to-figure-out-how-much-heat-is-needed-to-warm-up-a-substance-he-combines-250-g-of-water-at-30c-with-150-g-of-water-at-80c-in-a-thermally-insulated-container-given-that-theres-no-heat-loss-to-the-environment-what-will-the-final-temperature-of-the-mixture-be-17c14aad 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/a-generator-operates-on-the-principles-of-electromagnetic-induction-to-change-mechanical-energy-into-electrical-energy-inside-the-generator-a-loop-of-conductor-with-area-a-rotates-at-a-steady-angular-velocity-w-within-a-uniform-magnetic-field-of-intensity-b-which-is-at-right-angles-to-the-rotation-axis-using-faradays-law-what-is-the-formula-for-the-induced-electromotive-force-in-the-loop-7c9e7480 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-electrical-circuit-problems-calculating-potential-differences-currents-resistances/in-an-electrical-testing-station-an-engineer-is-assessing-how-a-circuit-with-three-resistors-r1-r2-and-r3-performs-resistors-r1-and-r2-are-hooked-up-in-parallel-forming-a-parallel-branch-and-this-setup-sits-in-series-with-resistor-r3-the-voltage-supplied-from-the-source-is-24-v-given-that-r1-is-twice-as-much-as-r2-and-that-r3-is-equivalent-to-the-total-of-r1-and-r2-what-is-the-total-current-flowing-through-the-circuit-1cb8cf82 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/a-technician-is-busy-setting-up-a-communication-system-that-transmits-information-using-both-radio-and-sound-waves-to-ensure-everything-works-as-it-should-he-needs-to-correctly-identify-the-different-types-of-waves-involved-which-of-the-following-options-accurately-distinguishes-electromagnetic-waves-from-mechanical-waves-d10c3ab9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/an-engineer-is-developing-a-monitoring-system-that-uses-flat-mirrors-to-keep-an-eye-on-the-movement-of-vehicles-on-a-highway-the-mirrors-are-fixed-to-supports-that-can-shift-horizontally-to-change-the-angle-of-observation-if-a-flat-mirror-starts-moving-away-from-a-stationary-vehicle-at-a-constant-speed-of-v-ms-you-need-to-figure-out-how-fast-the-image-of-the-vehicle-moves-in-relation-to-the-mirror-d2fe4c65 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/a-carpenter-is-putting-up-a-shelf-on-the-wall-and-uses-a-rod-to-apply-force-at-the-end-to-secure-it-properly-if-he-exerts-a-force-of-80-n-at-an-angle-of-45-with-respect-to-the-rod-which-is-15-metres-long-what-is-the-resulting-torque-applied-by-the-carpenter-at-the-point-where-the-shelf-is-attached-1df528ec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/two-cars-are-heading-in-opposite-directions-on-a-straight-road-car-a-is-cruising-at-a-steady-speed-of-20-ms-towards-the-east-while-car-b-is-moving-at-15-ms-towards-the-west-how-fast-is-car-a-travelling-in-relation-to-car-b-6f1e899a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/during-a-practical-at-school-the-learners-created-a-wave-on-a-taut-string-noticing-that-the-displacement-of-a-point-on-the-string-varies-sinusoidally-over-time-which-of-the-following-equations-captures-the-motion-of-this-wave-as-a-function-of-time-bd10dbcb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/in-a-thermodynamic-engine-a-quantity-of-ideal-gas-experiences-a-transformation-in-two-sequential-steps-first-the-gas-expands-isothermally-from-an-initial-volume-of-300-l-to-600-l-at-a-constant-pressure-of-200-atm-following-that-an-adiabatic-expansion-occurs-until-a-final-volume-of-1200-l-is-achieved-given-that-the-initial-temperature-is-350-k-and-the-ideal-gas-constant-is-r-0082-latmkmol-calculate-the-total-work-done-by-the-gas-throughout-the-entire-expansion-process-54933b1d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/a-company-that-deals-with-irrigation-uses-circular-pipes-to-distribute-water-across-the-fields-in-a-specific-pipe-the-water-flows-at-a-speed-of-3-ms-and-the-inner-diameter-of-the-pipe-is-05-meters-what-is-the-flow-rate-of-water-passing-through-this-pipe-in-one-minute-5fa9156f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/during-a-soccer-match-a-player-exerts-an-average-force-of-150-n-while-kicking-a-ball-that-has-a-mass-of-05-kg-over-a-time-span-of-02-seconds-using-the-impulse-theorem-what-will-be-the-velocity-of-the-ball-right-after-the-kick-e60ab5eb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/maria-is-getting-ready-in-her-room-and-uses-the-full-length-mirror-to-check-how-she-looks-she-stands-200-metres-away-from-a-flat-mirror-considering-how-flat-mirrors-work-what-is-the-distance-between-the-mirror-and-marias-reflected-image-bcd5efd1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/a-truck-with-mass-m-is-cruising-along-a-highway-at-velocity-v-heading-east-when-it-collides-with-a-motorcycle-of-mass-m-which-is-travelling-north-at-velocity-v-both-vehicles-get-wedged-together-after-the-crash-assuming-no-external-forces-are-influencing-the-situation-during-the-impact-what-is-the-expression-that-describes-the-resulting-velocity-of-the-vehicles-post-collision-in-terms-of-m-m-v-v-and-the-angle-created-by-the-direction-of-this-motion-67fa65d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/during-the-assembly-of-an-experimental-electrostatic-circuit-a-student-positions-two-point-charges-one-positive-and-one-negative-separated-by-a-fixed-distance-as-the-student-watches-the-distribution-of-electric-field-lines-in-this-setup-which-of-the-following-options-best-describes-the-behaviour-of-the-field-lines-in-the-resulting-electric-field-7e5e34cc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-power-of-a-body-with-its-speed-generated-at-that-moment-using-the-formula-pf-v-where-the-power-is-given-by-the-product-of-the-applied-force-by-the-speed-of-the-body/a-cyclist-is-pedaling-with-a-constant-force-of-250-n-keeping-a-steady-speed-of-5-ms-on-a-flat-track-given-that-the-applied-force-is-in-the-same-direction-as-the-motion-what-is-the-power-generated-by-the-cyclist-at-that-moment-ab697e10 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/an-electrical-technician-is-setting-up-a-circuit-where-an-electric-charge-of-2-c-is-moved-from-point-a-to-point-b-via-a-two-step-journey-in-the-first-step-the-charge-travels-3-meters-along-the-direction-of-a-uniform-electric-field-with-a-strength-of-400-nc-in-the-second-step-the-charge-moves-another-2-meters-at-a-right-angle-to-the-electric-field-what-is-the-electric-potential-difference-between-points-a-and-b-664b38f1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-vector-is-which-has-magnitude-direction-and-sense-calculate-the-magnitude-of-a-vector-write-a-vector-in-the-cartesian-plane/a-ship-is-cruising-at-a-speed-of-1500-kmh-in-a-northeast-direction-while-a-river-current-flows-at-500-kmh-towards-the-southeast-what-is-the-resulting-velocity-vector-of-the-ship-as-it-relates-to-the-riverbank-in-the-cartesian-coordinate-system-709c3750 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-cyclist-begins-their-ride-at-a-speed-of-200-ms-and-after-travelling-a-certain-distance-accelerates-steadily-until-reaching-a-speed-of-800-ms-over-500-seconds-taking-this-uniformly-accelerated-motion-into-account-what-is-the-cyclists-average-scalar-acceleration-during-this-time-period-176a9c1b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/a-student-is-putting-together-an-electric-circuit-that-includes-a-battery-and-several-electronic-devices-such-as-a-lightbulb-and-a-motor-once-he-connects-all-the-components-he-notices-that-the-lightbulb-shines-brightly-and-the-motor-operates-smoothly-given-this-situation-which-part-of-the-circuit-acts-as-the-generator-and-which-serves-as-the-receiver-4032b314 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/in-a-physics-experiment-a-particle-with-a-rest-mass-of-15-kg-is-accelerated-to-a-speed-of-40percent-of-the-speed-of-light-to-investigate-the-effects-of-relativity-according-to-the-principles-of-relativity-what-is-the-total-relativistic-energy-of-the-particle-when-it-reaches-this-speed-0845837f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/in-a-classroom-experiment-a-learner-rubs-a-glass-rod-with-a-wool-cloth-which-causes-electric-charges-to-transfer-between-the-objects-its-important-to-note-that-only-negative-charges-are-shifted-during-this-process-and-knowing-that-the-charge-of-an-electron-is-160-10-c-what-will-be-the-total-electric-charge-gained-by-the-glass-rod-after-transferring-40-10-electrons-bb727e25 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/a-car-is-cruising-along-at-a-steady-speed-on-a-straight-road-suddenly-the-driver-takes-a-sharp-turn-to-the-right-if-we-look-at-a-cup-resting-on-the-dashboard-why-does-it-seem-to-stay-in-its-original-spot-during-the-turn-in-line-with-newtons-1st-law-dc979f4a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/in-a-physics-lab-a-circular-loop-with-a-radius-of-075-meters-carries-an-electric-current-of-350-a-to-properly-size-a-magnetic-device-calculate-the-intensity-of-the-magnetic-field-produced-by-the-loop-at-its-centre-e9653ed7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/a-runner-is-competing-on-a-straight-track-and-their-position-over-time-can-be-expressed-by-the-equation-pt-4t-3t-where-p-is-in-meters-and-t-is-in-seconds-to-assess-the-runners-performance-during-the-race-what-is-the-instantaneous-acceleration-at-the-time-t-6-seconds-ea1a3f62 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/a-group-of-engineers-is-calculating-the-gravitational-force-that-various-planets-will-exert-on-a-lander-module-with-mass-m-during-a-space-mission-taking-into-account-the-mass-and-radius-of-each-planet-along-with-the-universal-gravitational-constant-what-formula-represents-the-gravitational-force-f-exerted-by-a-planet-on-the-module-in-terms-of-its-mass-m-and-radius-r-377983e3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/in-a-physics-experiment-a-circular-coil-with-a-radius-of-015-m-is-exposed-to-a-steady-change-in-the-magnetic-field-that-crosses-it-at-a-right-angle-the-magnetic-field-rises-from-080-t-to-160-t-over-a-span-of-020-seconds-given-that-the-resistance-of-the-coil-is-300-w-what-is-the-induced-electromotive-force-in-the-coil-during-this-period-3a3b681d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-cannon-positioned-at-the-edge-of-a-30-meter-high-cliff-fires-a-projectile-with-a-negligible-mass-at-an-initial-velocity-of-60-ms-forming-an-angle-of-60-with-the-horizontal-ignoring-air-resistance-and-considering-the-acceleration-due-to-gravity-to-be-98-ms-calculate-the-total-time-it-takes-for-the-projectile-to-reach-the-ground-and-the-horizontal-distance-it-travels-from-the-launch-point-to-the-point-of-impact-54fbd555 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/a-torch-is-aimed-at-a-straight-object-during-the-night-because-of-the-nature-of-the-light-source-you-can-see-areas-of-shadow-and-penumbra-around-the-object-based-on-the-drawing-below-which-region-represents-the-penumbra-984e7cda 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/in-a-factory-there-are-two-types-of-electrical-cables-used-to-supply-power-to-various-machines-cable-a-has-a-resistivity-of-200-10-wm-with-a-length-of-150-metres-and-a-cross-sectional-area-of-12-mm-cable-b-has-a-resistivity-of-180-10-wm-with-a-length-of-100-metres-and-a-cross-sectional-area-of-15-mm-according-to-the-2nd-law-of-ohm-which-cable-has-greater-electrical-resistance-8532fdec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/a-hydraulic-system-designed-to-lift-weight-comprises-two-pistons-linked-by-an-incompressible-fluid-piston-a-has-a-surface-area-of-005-m-while-piston-b-has-a-larger-area-of-020-m-if-a-force-of-250-n-is-applied-to-piston-a-following-pascals-theorem-what-will-be-the-force-that-piston-b-needs-to-exert-to-carry-the-load-f9adaafc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/an-engineer-is-working-on-designing-an-electrical-circuit-where-a-charge-of-300-c-is-moved-from-point-x-to-point-y-to-complete-this-task-a-work-of-450-j-is-necessary-given-that-the-electric-field-between-points-x-and-y-is-uniform-what-is-the-electric-potential-difference-between-these-two-points-2b8cba65 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/in-a-geometric-optics-experiment-a-pinhole-camera-is-set-up-with-a-distance-of-8000-cm-between-the-entrance-slit-and-the-projection-screen-while-observing-the-image-of-a-distant-building-the-students-notice-that-the-width-of-the-projected-image-is-2000-cm-considering-the-properties-of-the-pinhole-camera-what-is-the-approximate-distance-of-the-building-in-relation-to-the-pinhole-camera-7dba0a40 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/a-researcher-is-running-an-experiment-to-find-out-the-position-of-an-electron-in-an-atom-with-an-accuracy-of-002-nanometers-according-to-the-heisenberg-uncertainty-principle-what-is-the-minimum-uncertainty-in-the-momentum-of-this-electron-61d37477 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/a-researcher-is-observing-the-sound-waves-produced-by-whales-in-the-ocean-he-has-recorded-that-one-of-the-waves-has-a-frequency-of-05-hz-and-a-wavelength-of-1500-meters-based-on-this-information-what-is-the-speed-at-which-this-sound-wave-travels-in-the-ocean-ccd667f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-electric-force-can-perform-work-use-the-work-of-an-electric-force-to-calculate-the-value-of-a-certain-charge-or-the-value-of-velocities/an-1800-v-battery-is-hooked-up-to-a-circuit-that-transports-an-electric-charge-of-425-c-across-its-terminals-considering-that-the-electric-force-does-work-during-this-process-what-is-the-value-of-the-work-done-by-the-electric-force-7c98019c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-car-weighing-1500-kg-is-navigating-a-turn-on-a-road-with-a-radius-of-75-meters-maintaining-a-steady-speed-of-18-ms-the-only-force-keeping-the-car-on-its-curved-path-is-the-centripetal-force-provided-by-the-friction-between-the-tyres-and-the-road-whats-the-centripetal-force-acting-on-the-car-while-its-turning-ba153c83 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-cargo-ship-is-navigating-through-our-waters-for-the-ship-to-stay-balanced-and-avoid-sinking-the-buoyant-force-from-the-water-needs-to-equal-the-total-weight-of-the-ship-given-that-the-volume-of-water-pushed-aside-by-the-ship-is-500-m-and-the-density-of-seawater-is-about-1025-kgm-what-is-the-buoyant-force-acting-on-the-ship-fa462670 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/an-engineer-is-working-on-the-design-of-an-electrical-distribution-system-for-a-new-factory-and-needs-to-decide-whether-to-use-copper-or-aluminium-wires-both-options-will-be-the-same-length-of-150-metres-but-their-costs-and-availability-differ-given-that-the-resistivity-of-copper-is-168-10-wm-and-that-of-aluminium-is-282-10-wm-what-should-the-relationship-be-between-the-cross-sectional-areas-of-the-two-types-of-wire-for-them-to-have-the-same-electrical-resistance-19effee8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-cyclist-weighing-70-kg-is-riding-at-a-speed-of-5-ms-when-he-applies-the-brakes-his-speed-drops-to-2-ms-by-looking-at-the-change-in-kinetic-energy-what-is-the-work-done-by-the-brakes-during-this-slowing-down-e8886a74 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-angular-velocity-as-the-change-in-angular-position-divided-by-time-for-objects-on-circular-paths-such-as-the-hand-of-a-clock-or-a-car-making-a-turn/a-vehicle-is-navigating-a-circular-track-with-a-radius-of-80-meters-shifting-its-angular-position-from-45-to-135-over-a-span-of-30-seconds-at-the-same-time-the-minute-hand-of-an-analogue-clock-makes-the-same-angular-shift-during-this-interval-given-that-a-full-circle-is-360-what-is-the-average-angular-velocity-of-the-vehicle-during-this-action-dfe007ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/point-a-which-is-situated-05-meters-from-a-positive-charge-of-3-c-finds-itself-within-the-electric-field-created-by-that-charge-in-light-of-the-electric-field-at-point-a-what-direction-and-nature-would-the-electric-force-exerted-on-a-charge-of-2-c-placed-at-that-point-take-60178eb8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-car-operates-using-a-thermal-engine-that-transforms-the-heat-produced-from-burning-fuel-into-mechanical-energy-if-the-engine-runs-with-a-heat-source-at-600-k-and-the-environment-at-300-k-what-is-the-maximum-theoretical-efficiency-that-this-engine-can-reach-according-to-the-carnot-cycle-4617feae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-worker-is-pulling-a-box-along-a-flat-surface-using-a-rope-that-makes-an-angle-of-20-with-the-ground-considering-the-main-forces-acting-on-the-box-what-are-the-directions-and-senses-of-the-tension-and-weight-forces-17a7e549 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-simple-pendulum-can-have-motion-described-by-simple-harmonic-motion-calculate-the-gravity-of-a-region-or-the-length-or-period-of-a-simple-pendulum/in-a-physics-experiment-a-student-uses-a-simple-pendulum-to-explore-simple-harmonic-motion-she-ties-a-string-of-unknown-length-to-a-support-and-notices-that-the-pendulum-completes-one-full-swing-in-150-seconds-given-that-the-acceleration-due-to-gravity-in-our-area-is-981-ms-what-is-the-length-of-the-string-used-in-the-pendulum-7fd2fe83 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/a-diver-needs-to-swim-from-the-seabed-to-the-surface-working-against-both-gravity-and-the-pressure-of-the-water-considering-the-relationships-between-the-work-done-by-these-forces-and-the-corresponding-potential-energies-which-of-the-following-situations-best-illustrates-the-transformation-of-these-energies-during-the-ascent-7dd77a33 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-work-done-by-an-elastic-force-comes-from-hookes-law-and-calculate-the-work-of-the-elastic-force-using-the-formula-wkx2/a-child-stretches-a-spring-with-an-elastic-constant-of-150-nm-moving-it-03-meters-from-its-resting-position-using-hookes-law-what-is-the-work-done-by-the-elastic-force-during-this-stretch-ec3f12dc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-power-generated-by-the-joule-effect-in-a-resistor-or-a-circuit-and-solve-problems-that-require-this-calculation-such-as-the-time-needed-for-a-resistor-to-heat-a-certain-amount-of-water/a-factory-is-using-an-electric-heater-with-a-resistance-of-40-w-connected-to-a-power-supply-of-220-v-to-heat-3-litres-of-water-from-25c-to-75c-given-that-the-thermal-capacity-of-water-is-418-jgc-and-ignoring-any-energy-losses-calculate-how-long-it-will-take-for-the-heater-to-heat-the-water-9af2d40e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-mass-spring-system-consists-of-a-mass-attached-to-a-spring-with-an-elastic-constant-k-secured-to-a-wall-when-the-mass-is-pulled-from-its-resting-position-and-let-go-it-swings-back-and-forth-in-a-regular-motion-assuming-the-oscillations-are-simple-harmonic-and-ignoring-any-friction-which-of-the-following-equations-reflects-the-position-xt-of-the-mass-over-time-7b1b7f9e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-distances-in-vertical-motions-calculate-the-distance-traveled-as-well-as-the-final-velocity-and-the-time-of-displacement-in-a-vertical-motion-such-as-when-an-object-falls-from-a-tower/a-structural-designer-is-assessing-the-safety-of-a-50-metre-high-observation-tower-if-an-object-is-dropped-from-the-top-of-the-tower-starting-from-rest-and-ignoring-air-resistance-what-will-be-the-speed-of-the-object-when-it-hits-the-ground-and-how-long-will-it-take-for-the-fall-e4d958eb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/when-a-fridge-runs-the-refrigerant-gas-goes-through-various-stages-of-compression-and-expansion-to-absorb-and-release-heat-lets-say-that-in-one-of-these-stages-the-gas-experiences-isentropic-compression-raising-its-pressure-from-150-kpa-to-450-kpa-assuming-its-an-ideal-process-and-that-the-specific-heat-ratio-stays-constant-what-is-the-relationship-between-the-initial-and-final-volumes-of-the-gas-during-this-compression-09bb0e17 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/during-a-science-activity-a-learner-uses-two-magnets-to-explore-their-properties-when-he-brings-the-ends-closer-together-he-observes-that-when-like-poles-meet-the-magnets-push-away-from-each-other-based-on-this-observation-what-is-the-key-characteristic-of-magnets-that-explains-this-phenomenon-0175c55b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-mass-m-is-placed-at-the-top-of-an-inclined-ramp-that-stands-h-metres-above-the-ground-as-the-mass-slides-down-the-ramp-without-any-friction-its-gravitational-potential-energy-is-converted-into-kinetic-energy-what-will-the-speed-of-the-mass-be-when-it-reaches-the-ground-bd8fd3db 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-vectors-into-perpendicular-coordinates-using-basic-trigonometry-such-as-sine-and-cosine/an-engineer-is-designing-a-ramp-to-make-it-easier-to-access-a-garage-the-ramp-needs-to-have-a-slope-of-25-relative-to-the-ground-and-should-be-able-to-support-a-force-of-500-n-applied-along-its-length-to-ensure-the-ramp-is-stable-the-engineer-decides-to-break-down-this-force-into-its-horizontal-and-vertical-components-what-is-the-vertical-component-of-the-force-acting-on-the-ramp-f914d6c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/during-a-science-presentation-a-standard-wall-clock-shows-that-the-minute-hand-moves-from-the-number-4-to-the-number-10-over-a-specific-period-considering-this-movement-what-is-the-angular-displacement-between-the-starting-and-ending-positions-d8013417 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/an-excavator-is-working-underwater-in-a-reservoir-with-a-consistent-depth-the-excavators-arm-which-has-a-cross-sectional-area-a-is-fully-submerged-at-a-depth-h-below-the-waters-surface-given-the-waters-density-r-and-the-force-of-gravity-g-which-of-the-following-options-correctly-represents-the-pressure-applied-by-the-water-at-the-base-of-the-excavators-arm-04811b3b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-space-bus-measuring-300-metres-in-length-is-travelling-at-a-speed-thats-nearly-that-of-light-in-relation-to-earth-observers-on-earth-clock-the-speed-of-the-space-bus-at-08-times-the-speed-of-light-according-to-the-theory-of-special-relativity-what-would-be-the-length-of-the-space-bus-as-observed-from-earth-6c722ead 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/a-cyclist-sets-off-on-a-journey-at-a-speed-of-5-ms-and-after-some-steady-acceleration-reaches-a-speed-of-15-ms-by-the-time-they-finish-the-route-given-that-the-acceleration-is-evenly-distributed-throughout-the-course-what-is-the-average-speed-of-the-cyclist-for-this-trip-db85ac55 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/a-factory-uses-a-piping-system-to-transport-water-from-the-source-to-the-production-machines-at-a-specific-section-the-piping-has-an-internal-diameter-of-05-meters-and-the-water-flows-at-a-steady-speed-of-20-meters-per-second-based-on-this-information-what-is-the-flow-rate-of-water-that-passes-through-this-section-of-the-piping-a994866e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/a-fridge-works-by-taking-heat-from-the-inside-and-releasing-it-into-the-outside-environment-using-electrical-energy-considering-the-principles-of-thermodynamics-and-the-idea-of-entropy-how-does-this-process-impact-the-overall-entropy-of-the-universe-0598c0ad 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-heat-exchange-problems-with-changes-in-state-and-temperature-calculate-the-final-equilibrium-temperature-or-the-amount-of-certain-material-needed-to-reach-a-certain-temperature/an-engineer-is-designing-a-heating-system-for-a-reservoir-that-holds-both-water-and-oil-initially-500-g-of-water-at-25c-is-blended-with-300-g-of-oil-at-80c-assuming-the-oil-has-a-specific-heat-capacity-of-20-jgc-and-theres-no-heat-exchange-with-the-surroundings-what-will-the-final-equilibrium-temperature-of-the-system-be-40f36ef5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/a-small-plane-takes-off-on-a-straightforward-path-for-the-first-two-hours-it-flies-consistently-north-at-a-steady-speed-of-200-kmh-after-that-it-veers-off-at-a-45-angle-to-the-east-but-keeps-the-same-speed-for-another-hour-if-we-only-consider-the-distance-travelled-from-the-starting-point-to-the-end-of-the-three-hour-flight-what-is-the-overall-change-in-position-c306f75a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/a-mass-spring-system-set-up-in-a-lab-gets-displaced-from-its-equilibrium-position-and-is-then-released-starting-vertical-oscillations-its-noted-during-the-movement-that-the-acceleration-of-the-mass-is-directly-proportional-to-the-displacement-and-acts-in-the-opposite-direction-of-that-displacement-based-on-this-information-which-of-the-following-statements-accurately-describes-the-motion-of-the-system-b5a568d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-car-is-making-a-turn-on-a-road-with-a-radius-of-100-meters-during-this-manoeuvre-the-vehicles-speed-increases-from-30-ms-to-40-ms-over-10-seconds-taking-into-account-the-uniform-circular-motion-what-is-the-centripetal-acceleration-and-the-average-tangential-acceleration-of-the-car-while-its-turning-d1077b13 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-bus-weighing-1500-kg-is-navigating-a-turn-on-a-road-with-a-curvature-radius-of-40-meters-travelling-at-a-steady-speed-of-20-ms-what-is-the-centripetal-force-acting-on-the-bus-during-the-turn-ce558e0d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/in-a-telecommunications-equipment-installation-its-essential-to-design-a-spherical-capacitor-that-effectively-stores-electrical-charges-this-capacitor-comprises-two-concentric-metallic-spheres-the-inner-sphere-has-a-radius-of-350-cm-while-the-outer-sphere-has-a-radius-of-1200-cm-the-gap-between-the-spheres-is-filled-with-a-dielectric-material-that-has-a-dielectric-constant-of-420-what-is-the-capacitance-of-this-spherical-capacitor-1a654093 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-constant-force-remembering-that-work-is-calculated-by-the-product-of-the-distance-traveled-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/an-engineer-is-working-on-designing-a-transport-system-that-uses-a-constant-force-to-move-an-object-up-an-inclined-ramp-the-ramp-measures-8-meters-in-length-and-is-set-at-an-angle-of-25-to-the-horizontal-the-force-exerted-by-the-system-is-300-n-aligned-parallel-to-the-ramp-additionally-the-force-of-gravity-is-also-acting-on-the-object-considering-how-we-calculate-the-work-done-by-a-constant-force-what-is-the-total-work-done-by-the-force-applied-by-the-system-to-move-the-object-along-the-ramp-130efeae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-sports-person-throws-a-ball-with-an-initial-speed-of-20-ms-at-an-angle-of-30-above-the-horizontal-ignoring-air-resistance-what-is-the-highest-point-the-ball-reaches-during-its-flight-a75e09a5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-reference-frame-is-a-system-that-can-be-used-to-describe-the-motion-of-a-system-which-can-be-moving-or-at-rest-find-the-position-of-an-object-in-a-given-reference-system/a-freight-train-is-travelling-at-a-steady-speed-of-80-kmh-compared-to-a-fixed-point-at-the-station-a-worker-on-the-train-throws-a-box-straight-up-with-an-initial-velocity-of-5-ms-from-the-trains-perspective-assuming-theres-no-air-resistance-and-the-acceleration-due-to-gravity-is-98-ms-what-will-be-the-position-of-the-box-relative-to-the-station-fixed-point-exactly-1-second-after-it-has-been-thrown-a3ec15d9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/in-a-contact-electrification-experiment-a-neutral-metallic-sphere-is-touched-by-a-negatively-charged-rod-leading-to-the-transfer-of-100-1015-electrons-from-the-rod-to-the-sphere-since-only-negative-charges-are-transferred-and-knowing-that-the-elementary-charge-of-an-electron-is-160-10-19-c-what-will-the-final-electric-charge-on-the-metallic-sphere-be-after-the-contact-0a13b8d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-photoelectric-effect-is-a-phenomenon-observed-in-quantum-physics-where-electrons-are-emitted-from-materials-usually-metals-when-they-absorb-energy-from-light-photons/when-developing-solar-energy-devices-that-convert-sunlight-into-electricity-its-crucial-to-grasp-how-electrons-behave-in-metals-when-exposed-to-light-if-a-particular-metallic-surface-has-a-minimum-frequency-of-photons-needed-for-electron-emission-which-option-best-describes-the-link-between-the-frequency-of-the-incoming-light-and-the-kinetic-energy-of-the-emitted-electrons-in-light-of-the-photoelectric-effect-f231a5d2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/a-hydraulic-system-comprises-two-cylinders-linked-by-an-incompressible-fluid-cylinder-a-has-an-area-a1-and-is-immersed-at-a-depth-d1-while-cylinder-b-has-an-area-a2-and-is-situated-at-depth-d2-according-to-pascals-theorem-how-do-the-forces-f1-and-f2-acting-on-cylinders-a-and-b-relate-to-each-other-37c82e26 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/maria-rubs-a-piece-of-silk-fabric-against-a-glass-rod-which-makes-the-rod-attract-small-bits-of-paper-this-process-of-moving-electric-charge-between-the-materials-involved-is-known-as-which-type-of-electrification-0546994b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-forces-acting-on-a-body-such-as-weight-normal-elastic-force-tension-and-friction-indicating-their-directions-and-senses/a-weightlifter-is-doing-an-exercise-with-a-barbell-loaded-with-weights-as-he-lifts-the-bar-different-forces-come-into-play-considering-the-main-forces-involved-in-this-movement-which-of-the-following-forces-acts-in-the-opposite-direction-to-the-bars-movement-24c260b4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/a-telecommunications-company-employs-uniformly-charged-cylindrical-cables-to-carry-electrical-signals-consider-a-cable-with-linear-charge-density-l-and-radius-r-use-gausss-law-to-calculate-the-electric-flux-that-passes-through-an-imaginary-cylindrical-surface-that-is-concentric-with-the-cable-having-a-radius-of-2r-and-a-length-of-l-6e09ad11 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/in-a-physics-experiment-a-learner-recorded-the-distance-covered-by-a-vehicle-to-be-1500-metres-with-a-time-of-300-seconds-using-the-international-system-of-units-which-of-the-following-options-correctly-represents-the-average-speed-of-the-vehicle-5d272224 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-a-physics-lab-two-electrons-are-positioned-25010-meters-apart-applying-coulombs-law-what-is-the-magnitude-of-the-electric-force-experienced-between-these-two-electrons-30fe08c4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/in-an-mri-clinic-theres-a-circular-loop-with-a-radius-of-015-metres-that-carries-an-electric-current-of-500-amperes-to-create-the-magnetic-field-essential-for-the-devices-functioning-given-that-the-loop-is-set-up-in-line-with-the-direction-of-the-field-what-is-the-intensity-of-the-magnetic-field-at-the-centre-of-the-loop-4f0ba64c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-vehicle-moves-along-a-circular-track-with-a-radius-of-100-meters-completing-a-lap-in-20-seconds-at-a-steady-speed-assuming-theres-no-friction-what-is-the-centripetal-acceleration-experienced-by-the-vehicle-fc26b5ce 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/on-a-car-test-track-two-vehicles-are-released-at-the-same-time-to-assess-their-performance-in-terms-of-momentum-vehicle-a-has-a-mass-of-1500-kg-and-hits-a-steady-speed-of-20-ms-while-vehicle-b-has-a-mass-of-1200-kg-and-achieves-a-speed-of-25-ms-based-on-the-info-given-which-of-the-two-vehicles-has-greater-momentum-8592769b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/electromagnetic-radiation-includes-a-wide-range-of-types-such-as-radio-waves-microwaves-visible-light-ultraviolet-light-x-rays-and-gamma-rays-each-with-distinct-energy-levels-and-effects-on-people-as-technology-continues-to-advance-and-make-use-of-these-radiations-its-crucial-to-understand-the-possible-health-risks-that-come-with-each-one-when-looking-at-the-different-types-of-electromagnetic-radiation-which-is-most-closely-associated-with-a-higher-risk-of-damaging-human-dna-652774e6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-hydrostatic-pressure-which-is-the-pressure-exerted-by-a-fluid-at-rest-due-to-the-force-of-gravity-remembering-that-it-increases-with-the-depth-of-the-fluid/a-diver-is-on-an-adventure-in-a-lake-with-different-depths-the-atmospheric-pressure-at-the-waters-surface-is-1013-kpa-if-the-diver-measures-a-total-pressure-of-2026-kpa-at-a-particular-depth-using-pascals-theorem-what-is-the-depth-they-are-at-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-dbc2c756 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/in-a-modern-physics-lab-researchers-are-examining-the-electronic-structure-of-the-hydrogen-atom-in-order-to-create-new-materials-with-specific-characteristics-using-the-bohr-model-which-illustrates-electrons-in-distinct-orbits-around-the-nucleus-they-aim-to-find-the-radius-of-the-n-th-orbit-to-forecast-the-atoms-chemical-behaviour-based-on-the-bohr-model-and-contemporary-physics-concepts-what-expression-signifies-the-radius-of-the-n-th-orbit-of-the-hydrogen-atom-933e52bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/during-a-night-observation-an-astronomer-spots-a-celestial-object-characterised-by-a-large-cloud-of-gas-and-bright-dust-indicating-that-new-stars-are-forming-based-on-these-features-which-of-the-following-classifications-would-best-describe-this-object-ce27427d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-car-weighing-800-kg-is-initially-at-rest-on-a-ramp-angled-at-30-degrees-to-the-horizontal-as-it-rolls-down-the-ramp-it-picks-up-speed-and-reaches-20-ms-at-the-bottom-given-that-the-only-force-acting-on-the-car-is-gravity-what-is-the-kinetic-energy-the-car-gains-by-the-end-of-the-descent-and-how-does-this-connect-to-the-work-done-by-the-gravitational-force-cfcf3da7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/a-naval-engineer-is-studying-the-characteristics-of-the-waves-hitting-a-particular-beach-in-order-to-design-coastal-protection-structures-he-notes-that-the-wavelength-is-180-metres-and-that-a-crest-passes-a-fixed-point-every-090-seconds-based-on-this-information-what-is-the-speed-at-which-the-observed-waves-are-travelling-533251c1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/an-athlete-is-pulling-a-car-on-a-flat-surface-with-a-consistent-force-of-200-n-at-an-angle-of-25-to-the-direction-of-movement-if-the-car-travels-a-distance-of-100-metres-in-20-seconds-what-is-the-average-power-generated-by-the-athlete-during-this-effort-ef12f2e4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/in-a-physics-lab-a-student-heats-a-gas-trapped-in-a-movable-piston-providing-500-j-of-heat-to-the-system-during-the-process-the-piston-does-200-j-of-work-on-the-surrounding-environment-according-to-the-first-law-of-thermodynamics-what-is-the-change-in-the-internal-energy-of-the-gas-c7d3fb37 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/during-a-physical-education-lesson-a-learner-gives-a-box-a-shove-across-the-school-floor-to-get-a-grasp-on-how-the-box-moves-its-crucial-to-look-at-the-forces-acting-on-it-what-are-the-key-forces-in-this-situation-along-with-their-directions-and-effects-ab2401ae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/a-worker-is-using-a-spanner-to-loosen-a-nut-on-a-bolt-the-spanner-is-05-meters-long-and-the-worker-applies-a-force-of-20-n-at-an-angle-of-60-to-the-spanner-what-is-the-torque-on-the-bolt-dc0ea2d6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/an-engineer-is-working-on-designing-an-underwater-reservoir-for-a-hydroelectric-power-station-to-make-sure-the-structure-is-stable-he-needs-to-calculate-the-pressure-that-the-water-exerts-on-the-walls-of-the-reservoir-at-a-depth-of-10-meters-given-that-water-has-a-density-of-1000-kgm-and-the-acceleration-due-to-gravity-is-98-ms-what-is-the-total-pressure-from-the-water-column-on-the-walls-of-the-reservoir-ddb5f944 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/during-a-skiing-trip-a-skier-goes-down-a-slope-at-an-average-speed-of-40-kmh-for-1-hour-and-then-comes-back-up-the-same-slope-at-an-average-speed-of-20-kmh-for-15-hours-what-is-the-skiers-average-speed-for-the-whole-journey-14ccc5f8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/a-musician-is-playing-two-different-notes-on-a-piano-the-first-note-has-a-frequency-of-440-hz-and-an-amplitude-of-05-units-while-the-second-note-has-a-frequency-of-660-hz-and-the-same-amplitude-of-05-units-even-though-both-notes-have-the-same-volume-they-are-heard-at-different-pitches-and-have-distinct-sound-qualities-considering-how-sound-waves-work-which-of-the-following-options-best-explains-the-differences-in-perceived-pitch-and-timbre-between-the-two-notes-3ffd1b33 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/a-copper-electric-cable-has-a-resistivity-of-168-10-wm-if-the-length-of-the-cable-is-doubled-while-keeping-its-resistance-the-same-what-should-happen-to-the-cross-sectional-area-of-the-cable-8895b2bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/a-lab-is-mixing-up-a-solution-that-involves-combining-32-litres-of-reagent-a-with-500-millilitres-of-reagent-b-using-the-international-system-of-units-prefixes-whats-the-total-volume-of-the-solution-in-decilitres-3c6f93f9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/in-an-industrial-facility-a-piping-system-is-employed-to-transport-water-for-cooling-machinery-the-primary-pipe-has-an-inner-diameter-of-05-meters-and-the-water-moves-at-a-steady-speed-of-40-ms-at-a-certain-junction-the-main-pipe-divides-into-two-branches-the-first-has-a-diameter-of-03-meters-while-the-second-has-a-diameter-of-02-meters-taking-into-account-the-continuity-of-the-flow-and-assuming-there-are-no-losses-in-volume-calculate-the-water-velocities-in-each-branch-after-the-split-of-the-main-pipe-75758467 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-a-resultant-force-acting-on-a-given-object-and-calculate-its-work-by-the-product-of-the-distance-traveled-by-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/a-10-kg-block-is-being-pulled-across-a-flat-surface-by-two-forces-acting-at-the-same-time-the-first-force-is-50-n-and-pulls-the-block-directly-east-while-the-second-force-is-30-n-and-pulls-it-towards-the-northeast-making-a-45-angle-with-the-first-force-if-the-block-travels-5-meters-to-the-east-how-much-work-has-been-done-by-the-combined-force-32a0d1af 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-elastic-force-is-which-arises-when-an-elastic-object-such-as-a-spring-or-an-elastic-band-is-stretched-or-compressed-calculate-the-force-exerted-on-a-body-using-the-formula-fkx/in-a-physics-lab-a-vertical-spring-is-secured-to-the-ceiling-and-holds-a-block-with-mass-m-when-the-block-is-pulled-down-a-distance-x-from-its-resting-position-and-then-released-the-spring-pushes-back-to-return-to-its-original-state-if-we-take-into-account-that-the-spring-operates-according-to-hookes-law-what-is-the-elastic-force-applied-by-the-spring-when-the-block-is-moved-7c4ae004 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-charge-is-that-only-negative-charge-is-transmitted-from-one-body-to-another-and-calculate-the-charge-of-a-body-based-on-the-electric-charge-of-an-electron/in-a-frictional-electrification-experiment-a-plastic-rod-is-rubbed-against-a-piece-of-fabric-allowing-electric-charges-to-be-transferred-after-this-process-the-rod-ends-up-with-a-negative-charge-of-480-10-c-since-only-negative-charges-are-moved-and-the-charge-of-an-electron-is-160-10-c-we-need-to-figure-out-how-many-electrons-were-transferred-to-the-rod-0ae942f4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/in-a-physical-education-class-carlos-kicks-off-his-run-from-the-reference-point-set-at-2-metres-after-a-while-he-makes-it-to-the-5-metre-mark-based-on-this-shift-in-position-what-was-the-change-in-carloss-position-during-the-run-a9a4d051 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-gausss-law-of-electric-fields-use-gausss-law-to-solve-electric-field-problems-calculate-the-electric-flux-passing-through-a-given-surface/at-a-train-station-the-metal-tracks-have-a-consistent-linear-charge-density-l-using-gausss-law-how-does-the-electric-field-e-change-as-you-move-away-from-one-of-the-tracks-at-a-distance-r-3b082364 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/a-stargazer-is-taking-a-closer-look-at-the-night-sky-with-his-telescope-and-spots-various-types-of-celestial-objects-he-sees-bright-points-of-light-that-change-in-brightness-and-colour-as-well-as-large-formations-made-of-gas-and-dust-based-on-these-observations-which-of-the-following-statements-best-describes-each-of-these-objects-d08466e0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/a-research-lab-is-working-on-new-optical-devices-that-rely-on-precise-atomic-models-for-optimal-performance-to-calibrate-their-instruments-researchers-must-accurately-determine-the-radius-of-the-n-th-orbit-of-the-electron-in-the-hydrogen-atom-using-the-bohr-model-given-the-principles-of-modern-physics-applied-to-the-bohr-atom-what-is-the-correct-formula-for-calculating-the-radius-of-the-orbit-for-energy-level-n-e4e56881 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-apparent-frequency-perceived-by-an-observer-who-may-be-moving-or-stationary-from-a-sound-source-that-may-be-moving-or-stationary-it-is-important-that-at-least-one-of-the-two-is-moving/a-train-is-approaching-a-station-making-a-sound-with-a-frequency-of-700-hz-given-that-the-speed-of-sound-in-air-is-340-ms-and-the-train-is-moving-towards-the-station-at-30-ms-what-is-the-frequency-that-the-observer-at-the-station-perceives-due-to-the-doppler-effect-eddc3f04 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/a-beam-of-light-hits-the-boundary-between-air-and-water-at-a-45-degree-angle-given-that-the-refractive-index-of-water-is-133-what-is-the-angle-of-refraction-of-the-light-in-the-water-69bdf3fb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/in-a-physics-lab-a-glass-prism-with-an-apex-angle-of-60-is-used-to-bend-a-beam-of-white-light-the-light-strikes-one-of-the-prisms-faces-at-an-angle-of-30-given-the-refractive-index-of-glass-is-n-150-calculate-the-total-angle-of-deviation-the-beam-experiences-as-it-travels-through-the-prism-26c11efa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/a-truck-transports-a-load-weighing-400-kg-up-a-hill-with-a-height-change-of-15-meters-using-the-standard-acceleration-due-to-gravity-of-981-ms-what-is-the-work-done-by-the-gravitational-force-while-moving-the-load-to-the-top-of-the-hill-491a326a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-relationship-of-work-by-forces-such-as-elastic-and-weight-with-their-respective-potential-energies/a-worker-needs-to-lift-a-heavy-box-thats-submerged-in-a-water-tank-up-to-the-surface-taking-into-account-the-buoyant-forces-and-the-weight-of-the-box-what-is-the-work-the-worker-has-to-do-to-accomplish-this-lift-c9bd7b90 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/an-electrical-technician-is-fitting-a-new-circuit-and-needs-to-figure-out-the-potential-difference-between-two-points-a-and-b-to-shift-a-charge-of-4-c-from-a-to-b-a-work-of-36-j-was-done-while-the-charge-was-in-a-steady-electric-field-what-is-the-electric-potential-difference-between-points-a-and-b-4401d0a5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/an-engineer-is-working-on-the-design-of-cables-for-a-bridge-and-needs-to-take-into-account-the-speed-of-waves-that-travel-through-strings-made-from-different-materials-he-chose-two-different-materials-a-and-b-with-linear-densities-ma-and-mb-respectively-and-placed-both-cables-under-the-same-tension-t-based-on-the-principles-of-wave-motion-in-strings-how-do-the-wave-speeds-in-cables-a-and-b-compare-e8f950ef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/a-car-starts-from-a-standstill-and-accelerates-evenly-until-it-reaches-a-speed-of-20-ms-in-8-seconds-given-this-consistent-motion-what-was-the-average-speed-of-the-car-during-this-time-9041e80b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/an-artist-uses-a-dark-chamber-to-project-the-image-of-a-landscape-outside-onto-the-inner-wall-of-a-room-given-that-the-distance-from-the-aperture-of-the-dark-chamber-to-the-projection-screen-is-40-cm-and-that-the-height-of-the-image-projected-on-the-screen-is-15-cm-when-the-actual-height-of-the-object-in-the-landscape-is-3-meters-lets-figure-out-what-the-height-of-the-projected-image-would-be-if-we-decrease-the-distance-between-the-aperture-and-the-screen-to-30-cm-while-keeping-the-actual-height-of-the-object-the-same-remember-the-image-formation-follows-the-rules-of-geometric-optics-508b2e62 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-driver-steps-on-the-accelerator-while-cruising-down-a-straight-road-over-5-seconds-he-boosts-his-speed-from-10-ms-to-25-ms-whats-the-average-scalar-acceleration-of-the-car-during-this-time-efba15a5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/in-a-physical-education-lesson-an-athlete-starts-from-a-standstill-and-accelerates-steadily-to-reach-a-speed-of-15-ms-in-10-seconds-based-on-this-movement-what-was-the-athletes-average-scalar-acceleration-during-this-time-period-ec1e8926 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/in-an-experiment-a-learner-stretches-various-springs-by-applying-different-forces-and-measures-the-elastic-potential-energy-stored-in-each-instance-based-on-the-gathered-data-which-of-the-following-functions-best-represents-the-relationship-between-the-applied-force-and-the-elastic-potential-energy-on-a-graph-0ad1ec68 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/when-heating-a-gas-thats-trapped-in-a-cylinder-with-a-movable-piston-the-gas-expands-from-300-l-to-500-l-at-a-steady-pressure-of-200-kpa-what-is-the-work-done-by-the-gas-in-this-situation-31c7cf48 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/according-to-the-second-law-of-thermodynamics-when-attempting-to-move-heat-from-a-cold-source-at-280-k-to-a-hot-source-at-310-k-without-putting-in-external-effort-its-correct-to-say-that-4a3649ea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-a-hydrogen-like-atom-based-on-the-concepts-of-modern-physics-calculating-for-example-the-radius-of-the-atom-in-the-nth-orbit/in-a-modern-physics-experiment-a-researcher-is-looking-into-a-hydrogen-like-atom-to-explore-its-electronic-characteristics-using-the-bohr-model-he-needs-to-figure-out-the-radius-of-the-n-th-orbit-of-the-electrons-in-this-atom-what-formula-can-be-used-to-calculate-the-radius-of-the-n-th-orbit-for-a-hydrogen-like-atom-based-on-the-bohr-model-f13e7d44 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-throw-athlete-launches-a-ball-with-an-initial-speed-of-18-ms-at-an-angle-of-40-to-the-horizontal-neglecting-air-resistance-and-assuming-the-acceleration-due-to-gravity-is-981-ms-what-is-the-maximum-height-the-ball-reaches-during-its-flight-154e4707 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/a-photographer-uses-a-polarizing-filter-to-cut-out-unwanted-reflections-on-the-water-while-taking-photos-if-the-incident-light-is-polarized-at-an-angle-of-60-degrees-to-the-filters-axis-what-percentage-of-the-initial-light-power-gets-through-the-filter-0e453fda 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/an-artist-uses-a-darkroom-to-project-the-image-of-the-external-surroundings-onto-a-surface-within-his-studio-knowing-that-the-distance-from-the-pinhole-of-the-camera-to-the-projection-surface-is-175-metres-and-that-the-height-of-the-pinhole-is-0015-metres-calculate-the-height-of-the-image-projected-on-the-surface-remember-the-formation-of-the-image-adheres-to-the-principles-of-geometric-optics-employing-the-concept-of-similar-triangle-ratios-ea29574a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/in-a-water-treatment-facility-a-cylindrical-steel-tank-has-a-capacity-of-500-litres-at-a-room-temperature-of-25c-during-the-summer-months-the-water-temperature-rises-to-45c-given-the-volumetric-expansion-coefficient-of-steel-as-12-10-c-what-will-be-the-change-in-the-volume-of-the-tank-due-to-thermal-expansion-8b536c17 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/in-a-typical-electrical-system-at-home-a-real-generator-has-an-electromotive-force-emf-of-18-v-and-an-internal-resistance-of-2-w-this-generator-is-connected-to-a-setup-with-a-4-w-lamp-in-parallel-to-a-series-of-two-resistors-measuring-3-w-and-6-w-given-the-circuit-setup-what-is-the-overall-current-supplied-by-the-generator-c332d4e4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/in-an-observatory-technicians-use-flat-mirrors-to-direct-light-from-stars-to-their-analysis-instruments-two-mirrors-are-set-up-in-such-a-way-that-light-from-a-star-first-strikes-mirror-a-and-is-then-reflected-to-mirror-b-before-reaching-the-sensor-based-on-the-principles-of-geometric-optics-particularly-the-reversibility-of-light-rays-what-adjustment-in-the-position-of-the-mirrors-can-reverse-the-flow-of-the-light-enabling-it-to-travel-directly-from-the-sensor-back-to-the-star-1dc90e10 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/in-a-physics-lab-two-point-charges-are-fixed-on-a-table-a-positive-charge-of-400-mc-positioned-at-point-a-and-a-negative-charge-of-200-mc-located-at-point-b-which-are-500-meters-apart-a-third-point-c-is-situated-300-meters-from-a-and-400-meters-from-b-given-these-positions-what-is-the-magnitude-of-the-electric-field-at-point-c-6a859f00 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/in-a-lab-experiment-two-wave-generators-create-signals-with-slightly-different-frequencies-by-layering-these-waves-on-an-oscilloscope-students-can-see-regular-fluctuations-in-the-amplitude-of-the-combined-signal-based-on-this-phenomenon-of-beats-what-is-the-frequency-of-the-observed-beats-838a1eef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/in-this-study-a-scientist-is-exploring-sound-waves-in-various-materials-and-notices-that-the-distance-between-two-consecutive-points-of-a-wave-that-are-the-same-like-two-successive-crests-stays-consistent-as-it-travels-when-considering-the-components-of-a-wave-which-measurement-describes-this-distance-between-two-consecutive-crests-9a92a4dc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-block-with-mass-m-is-positioned-at-the-top-of-a-smooth-inclined-ramp-which-makes-an-angle-8-with-the-horizontal-and-has-a-total-length-of-l-knowing-that-the-height-h-of-the-ramp-is-related-to-its-length-and-angle-by-the-equation-h-l-sin-8-calculate-the-blocks-velocity-as-it-reaches-the-bottom-of-the-ramp-using-the-principles-of-gravitational-potential-energy-and-kinetic-energy-3a2723ca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-vehicle-travels-in-a-straight-line-on-a-road-at-a-steady-speed-of-60-kmh-for-3-hours-then-the-driver-makes-a-45-degree-turn-from-the-original-path-and-keeps-going-at-the-same-speed-for-another-2-hours-given-this-journey-what-is-the-cars-final-position-in-relation-to-where-it-started-8a2d2e55 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-distances-in-vertical-motions-calculate-the-distance-traveled-as-well-as-the-final-velocity-and-the-time-of-displacement-in-a-vertical-motion-such-as-when-an-object-falls-from-a-tower/an-engineer-is-designing-a-ride-at-an-amusement-park-that-involves-a-cabin-free-falling-from-a-height-of-80-meters-ignoring-air-resistance-and-taking-the-acceleration-due-to-gravity-as-98-ms-how-long-will-it-take-for-the-cabin-to-hit-the-ground-48000468 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-period-of-a-movement-is-calculate-the-period-of-a-body-in-circular-motion-as-well-as-its-frequency/a-cyclist-is-riding-on-a-circular-track-with-a-radius-of-15-metres-at-a-steady-pace-completing-45-laps-in-30-minutes-considering-uniform-circular-motion-what-is-the-period-of-the-cyclist-e8765801 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-ceiling-fan-starts-off-from-a-standstill-and-speeds-up-at-a-steady-pace-achieving-an-angular-velocity-of-60-rpm-in-10-seconds-what-is-the-angular-acceleration-of-the-fan-in-rads-during-this-time-2c052312 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-black-hole-is-how-it-works-what-its-origins-are-understand-where-it-might-be-in-the-universe-and-its-characteristics/black-holes-are-regions-in-space-where-the-gravitational-force-is-incredibly-strong-to-the-point-where-nothing-not-even-light-can-escape-their-pull-recently-advancements-in-technology-have-enabled-scientists-to-directly-observe-the-shadows-of-black-holes-in-far-off-galaxies-giving-us-valuable-insights-into-their-structure-and-behaviour-in-this-context-which-of-the-following-characteristics-is-crucial-for-the-formation-of-the-shadow-seen-around-a-black-hole-8ccf2673 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-of-a-body-undergoing-circular-motion-using-the-formula-where-centripetal-acceleration-equals-the-magnitude-of-velocity-squared-divided-by-the-radius/in-a-cycling-race-a-bicycle-wheel-is-spinning-consistently-at-120-revolutions-per-minute-while-the-cyclist-rides-at-a-steady-pace-given-that-the-radius-of-the-wheel-is-035-metres-what-is-the-centripetal-acceleration-of-the-points-on-the-edge-of-the-wheel-7197394b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/identify-the-main-elements-of-a-wave-propagation-speed-crest-trough-wavelength-etc/in-a-sound-wave-generation-setup-two-speakers-produce-waves-with-the-same-frequency-and-amplitude-but-with-different-wavelengths-by-adjusting-the-distance-between-the-two-speakers-we-can-observe-areas-of-constructive-and-destructive-interference-considering-the-basic-elements-of-a-wave-which-factor-determines-where-constructive-interference-takes-place-d9f36c2c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-block-of-mass-m-is-positioned-at-the-top-of-an-inclined-ramp-angled-8-relative-to-the-horizontal-with-a-height-h-and-a-length-l-when-released-from-rest-the-block-slides-down-the-ramp-without-any-friction-until-it-reaches-the-bottom-taking-into-account-the-conservation-of-mechanical-energy-which-expression-accurately-represents-the-speed-of-the-block-when-it-reaches-the-end-of-the-ramp-261cf3fb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/in-this-practical-exercise-we-have-a-coil-with-150-turns-that-is-set-up-to-have-its-magnetic-flux-increase-steadily-from-0-to-25-teslas-over-a-period-of-8-seconds-using-faradays-law-what-would-be-the-induced-electromotive-force-emf-in-the-coil-during-this-timeframe-b5fb1469 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/in-an-optical-setup-designed-for-light-dispersion-a-glass-prism-with-an-angle-of-60-is-employed-to-deflect-a-light-beam-striking-one-of-its-faces-at-an-angle-of-25-to-the-normal-given-that-the-refractive-index-of-the-glass-is-150-apply-snells-law-to-determine-the-total-angular-deviation-that-the-light-beam-experiences-as-it-passes-through-the-prism-c9d61bcf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-forms-of-energy-generation-are-human-dependence-on-this-element-and-its-pros-and-cons/at-present-various-energy-sources-are-being-used-to-cater-to-both-industrial-and-residential-demands-in-a-city-aiming-to-lessen-its-carbon-footprint-the-local-council-is-exploring-the-installation-of-solar-panels-as-well-as-the-construction-of-a-natural-gas-power-station-when-considering-the-environmental-implications-and-long-term-viability-which-of-the-following-options-showcases-a-key-benefit-of-solar-energy-compared-to-thermal-energy-f6acfdaa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/on-a-race-track-a-car-speeds-up-according-to-the-position-function-pt-12t-3t-where-p-is-measured-in-meters-and-t-in-seconds-based-on-this-equation-what-is-the-instantaneous-acceleration-of-the-car-at-t-5-seconds-6acef2a2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/in-a-physics-experiment-joao-notices-that-one-type-of-wave-can-travel-from-the-sun-to-the-earth-through-the-vacuum-of-space-while-another-type-needs-a-physical-medium-to-move-through-based-on-these-findings-which-of-the-following-options-accurately-distinguishes-electromagnetic-waves-from-mechanical-waves-285a44f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-block-weighing-50-kg-is-resting-on-a-level-surface-two-forces-are-acting-on-the-block-a-force-of-200-n-directed-to-the-east-and-another-force-of-150-n-at-a-60-angle-above-the-horizontal-towards-the-north-there-is-also-a-frictional-force-of-100-n-acting-against-it-to-the-west-taking-these-forces-into-account-what-is-the-resultant-acceleration-of-the-block-2572bcfa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/in-a-lighting-setup-with-a-non-point-light-source-which-area-projected-by-the-opaque-object-is-recognised-as-the-penumbra-dc9dc8c7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/an-engineer-is-working-on-a-lighting-system-for-a-contemporary-building-and-needs-to-make-sure-that-beams-of-light-travel-effectively-through-the-different-materials-used-in-the-windows-when-directing-a-light-ray-that-hits-the-boundary-between-air-and-glass-with-a-refractive-index-of-150-the-angle-of-incidence-is-30-using-snells-law-what-will-be-the-speed-of-light-in-the-glass-and-what-will-be-the-angle-of-refraction-for-the-ray-entering-the-glass-625f145f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/when-building-a-new-charging-station-for-electric-vehicles-engineers-need-to-make-sure-that-the-wires-used-for-carrying-electric-current-are-both-efficient-and-safe-from-any-potential-mishaps-additionally-the-insulation-around-the-cables-should-be-able-to-handle-the-temperature-and-humidity-fluctuations-typical-of-our-outdoors-taking-into-account-the-properties-of-conductors-and-insulators-which-materials-should-engineers-opt-for-the-conductive-wires-and-insulating-sheath-to-ensure-the-stations-efficiency-and-safety-5ed20b52 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-time-dilation-using-the-lorentz-factor-g-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-speed-of-the-object/an-astronaut-sets-off-on-a-space-mission-zooming-at-075-times-the-speed-of-light-075-c-in-relation-to-earth-based-on-the-theory-of-special-relativity-well-use-the-lorentz-factor-to-determine-how-much-time-will-elapse-for-the-astronaut-during-a-journey-that-lasts-4-years-as-observed-from-earth-2740de3a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/an-object-with-mass-m-is-placed-at-the-top-of-an-inclined-ramp-at-a-height-h-above-the-ground-as-it-slides-down-the-ramp-without-any-friction-the-objects-gravitational-potential-energy-transforms-into-kinetic-energy-by-applying-the-principle-of-conservation-of-mechanical-energy-what-will-be-the-velocity-of-the-object-when-it-reaches-the-bottom-of-the-ramp-b30faa88 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/pedro-is-having-a-go-at-experimenting-with-magnets-for-his-physics-project-and-discovers-that-when-he-brings-two-magnets-with-the-same-poles-together-they-push-away-from-each-other-he-also-finds-that-magnets-with-opposite-poles-pull-towards-each-other-quite-strongly-given-these-observations-what-explains-the-behaviour-seen-between-the-magnets-9f55d44f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/in-an-auditorium-two-identical-speakers-are-placed-at-equal-distances-from-a-central-point-if-each-speaker-produces-a-sound-wave-with-an-intensity-of-50-wm-what-will-be-the-total-sound-intensity-at-the-central-point-due-to-the-combination-of-the-waves-assuming-they-are-perfectly-in-sync-01eda9a3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-point-moves-in-uniform-circular-motion-with-angular-velocity-w-and-its-projection-on-the-horizontal-axis-exhibits-simple-harmonic-motion-based-on-this-relationship-how-is-the-maximum-velocity-of-simple-harmonic-motion-connected-to-the-angular-velocity-of-uniform-circular-motion-e907d208 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-thermodynamic-cycle-is-and-solve-problems-involving-thermodynamic-cycles-with-calculations-of-heat-exchanged-internal-energy-or-work-done/a-thermal-engine-operates-based-on-a-thermodynamic-cycle-that-includes-adiabatic-compression-isobaric-heating-adiabatic-expansion-and-isobaric-cooling-if-the-amount-of-heat-supplied-during-the-heating-stage-goes-up-while-the-heat-rejected-during-cooling-stays-the-same-what-impact-will-this-have-on-the-engines-efficiency-f415a9ea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/adding-vectors-using-the-parallelogram-rule-or-vectors-in-the-cartesian-plane-such-as-adding-vector-i2j-with-vector-ij/a-player-dashes-across-a-soccer-field-making-two-consecutive-moves-in-the-first-move-his-displacement-is-represented-by-the-vector-f-i-2j-metres-and-in-the-second-move-by-the-vector-f-i-j-metres-what-is-the-total-displacement-vector-after-the-two-movements-f7000538 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/during-a-go-karting-race-a-driver-makes-a-tight-corner-with-a-radius-of-3000-metres-while-keeping-a-steady-speed-of-1500-ms-what-is-the-centripetal-acceleration-acting-on-the-kart-as-it-navigates-the-turn-e8d90564 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-plane-is-in-motion-with-an-initial-speed-of-200-ms-heading-north-and-after-50-seconds-its-speed-changes-to-200-ms-towards-the-east-taking-this-path-into-account-what-is-the-average-vector-acceleration-of-the-plane-during-this-time-frame-a8962971 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-block-with-a-mass-of-250-kg-is-let-loose-from-the-top-of-an-inclined-ramp-at-25-with-a-vertical-height-of-400-m-given-that-theres-friction-between-the-block-and-the-ramp-and-that-mechanical-energy-isnt-fully-conserved-during-the-movement-what-is-the-amount-of-work-done-by-the-friction-force-once-the-block-reaches-the-end-of-the-ramp-5d024a8a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/two-trolleys-with-masses-m-and-m-are-moving-in-a-straight-line-the-trolley-with-mass-m-has-an-initial-speed-v-and-collides-head-on-with-the-trolley-of-mass-m-which-was-initially-stationary-after-the-collision-the-trolleys-move-with-speeds-v-and-v-respectively-taking-the-coefficient-of-restitution-and-the-principle-of-conservation-of-momentum-into-account-which-of-the-following-equations-correctly-relates-the-speeds-of-the-trolleys-before-and-after-the-collision-fcae6d60 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-faradays-law-to-calculate-the-induced-electromotive-force-in-bodies-with-varying-magnetic-flux-solve-problems-involving-the-use-of-faradays-law/in-a-hydroelectric-power-station-rotating-turbines-cause-coils-to-spin-within-a-consistent-magnetic-field-lets-say-each-coil-has-n-turns-and-an-area-a-rotating-with-an-angular-velocity-w-such-that-the-plane-of-the-coils-forms-an-angle-that-changes-over-time-relative-to-the-magnetic-field-considering-that-the-electrical-resistance-of-the-circuit-attached-to-the-coils-is-r-what-is-the-expression-for-the-induced-electric-current-in-the-circuit-as-a-function-of-time-cd39dd5d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/an-engineer-is-designing-a-parallel-plate-capacitor-for-a-new-electronic-device-the-plates-have-an-area-of-012-m-and-are-separated-by-a-gap-of-0005-m-with-the-space-between-them-being-a-vacuum-what-is-the-capacitance-of-this-capacitor-f148ec89 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-gausss-equation-to-calculate-the-distance-between-images-and-mirrors-based-on-the-mirrors-focal-length-as-well-as-the-linear-magnification/in-a-physics-lab-a-concave-mirror-with-a-focal-length-of-2500-cm-is-used-to-create-an-image-of-an-object-positioned-in-front-of-it-using-the-gaussian-equation-what-will-be-the-distance-of-the-image-produced-by-the-mirror-when-the-object-is-5000-cm-away-from-its-surface-36778f66 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/in-a-physics-class-a-student-is-working-with-a-converging-lens-that-has-a-focal-length-of-2-metres-to-create-an-image-of-a-faraway-object-given-that-the-vergence-of-a-lens-is-the-reciprocal-of-its-focal-length-what-is-the-vergence-of-this-lens-and-what-kind-of-image-will-the-optical-system-produce-eaf76ad1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-5-kg-block-is-set-in-motion-from-a-standstill-until-it-hits-a-speed-of-3-ms-thanks-to-a-constant-force-assuming-that-all-the-work-done-by-the-force-is-converted-into-the-blocks-kinetic-energy-what-is-the-final-kinetic-energy-of-the-block-afa0d28b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-heat-flow-and-fouriers-law-which-states-that-the-flow-is-proportional-to-the-conductors-area-the-temperature-variation-but-inversely-proportional-to-its-length-to-calculate-temperature-variations-in-conductors/two-materials-a-and-b-have-the-same-cross-sectional-area-and-length-according-to-fouriers-law-of-heat-conduction-which-of-them-will-show-a-greater-heat-flow-when-exposed-to-the-same-temperature-difference-a7c3eec5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/a-cylinder-holds-0015-m-of-an-ideal-gas-at-a-pressure-of-150-atm-and-a-temperature-of-350-k-during-a-thermodynamic-process-the-gas-is-compressed-to-a-final-volume-of-0010-m-with-200-j-of-heat-being-released-to-the-environment-using-the-first-law-of-thermodynamics-what-is-the-change-in-the-internal-energy-of-the-gas-c4d00904 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/in-a-calorimetry-experiment-two-materials-at-different-temperatures-are-placed-in-contact-within-an-insulated-calorimeter-its-noted-that-the-system-eventually-reaches-thermal-equilibrium-after-some-time-taking-into-account-the-main-methods-of-heat-transfer-which-processes-primarily-contributed-to-equalizing-the-temperatures-of-the-materials-1e74e7a6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/a-sound-engineer-is-assessing-the-sound-intensity-produced-by-two-speakers-placed-at-different-distances-from-a-measurement-point-the-first-speaker-is-situated-3-meters-away-and-delivers-a-power-of-200-w-given-that-sound-waves-travel-evenly-in-all-directions-what-will-be-the-sound-intensity-measured-at-the-point-from-the-second-speaker-which-is-6-meters-away-and-operates-at-the-same-power-bff15f3b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/during-a-school-experiment-joao-uses-a-spring-to-launch-small-projectiles-he-notices-that-when-he-compresses-the-spring-a-specific-distance-he-stores-elastic-potential-energy-which-gets-converted-into-work-to-propel-the-projectile-suppose-that-the-elastic-potential-energy-stored-in-the-spring-is-directly-proportional-to-the-square-of-the-compressed-distance-which-of-the-scenarios-below-accurately-reflects-the-relationship-between-elastic-potential-energy-and-the-distance-of-compression-of-the-spring-bcd05540 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-simple-pendulum-swings-back-and-forth-with-an-amplitude-of-03-meters-and-exhibits-simple-harmonic-motion-when-comparing-this-motion-to-the-uniform-circular-motion-of-a-particle-moving-around-a-circle-with-a-radius-that-matches-the-pendulums-amplitude-what-is-the-maximum-speed-of-the-particle-in-that-circular-motion-be10e66f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-a-physics-experiment-two-point-charges-are-positioned-at-different-locations-one-has-a-positive-charge-while-the-other-is-negative-separated-by-a-specific-distance-looking-at-the-interaction-between-these-charges-how-are-the-lines-of-force-of-the-electric-field-arranged-in-the-space-around-them-83b9be44 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-cyclist-weighing-70-kg-speeds-up-his-bicycle-from-5-ms-to-15-ms-on-a-straight-track-considering-that-the-change-in-kinetic-energy-is-linked-to-the-effort-put-in-by-the-cyclist-what-is-the-total-work-done-during-this-acceleration-c31a1fa7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-vergence-is-the-inverse-of-the-focal-length-of-a-lens-and-calculate-it-for-various-lenses-such-as-for-a-lens-with-a-focal-length-of-two-meters/a-projector-utilises-lenses-with-various-focal-lengths-to-fine-tune-the-image-that-appears-on-the-screen-to-ensure-the-image-is-clear-and-appropriately-sized-its-important-to-calculate-the-vergence-of-the-lenses-in-use-since-vergence-is-simply-the-inverse-of-the-lenss-focal-length-what-is-the-vergence-of-a-lens-that-has-a-focal-length-of-two-meters-6661b971 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-waves-are-and-differentiate-between-electromagnetic-waves-and-mechanical-waves/in-a-city-communication-systems-use-various-types-of-waves-to-share-information-on-one-hand-there-are-signals-that-can-travel-through-the-vacuum-of-space-and-on-the-other-hand-there-are-waves-that-need-a-physical-medium-like-air-or-water-to-move-based-on-these-observations-what-characteristic-clearly-sets-electromagnetic-waves-apart-from-mechanical-waves-f54bc166 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/an-architect-is-designing-the-facade-of-a-building-and-uses-various-lights-to-highlight-the-structural-features-at-night-in-one-area-the-shadows-cast-by-the-columns-have-sharp-well-defined-outlines-while-in-another-nearby-region-smooth-transitions-between-light-and-dark-areas-can-be-seen-based-on-the-concepts-of-umbra-and-penumbra-in-geometric-optics-how-should-these-distinct-regions-be-classified-e8854101 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/on-a-circular-track-with-a-radius-of-30-metres-a-conveyor-belt-rotates-at-a-steady-angular-speed-of-02-rads-an-item-placed-on-the-belt-begins-its-movement-aligned-with-the-zero-axis-after-25-seconds-what-was-the-overall-angular-displacement-of-the-object-in-radians-and-how-many-full-turns-did-the-conveyor-belt-complete-during-that-time-keep-in-mind-that-a-full-rotation-is-equivalent-to-2p-radians-and-present-the-results-to-two-decimal-places-a8616929 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/in-the-reservoir-of-a-hydroelectric-power-station-the-pressure-that-the-water-exerts-on-the-walls-varies-significantly-depending-on-the-depth-according-to-stevins-theorem-hydrostatic-pressure-increases-in-a-straight-line-with-the-depth-of-the-liquid-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-which-of-the-following-statements-best-describes-the-relationship-between-the-pressure-exerted-by-the-water-at-two-different-depths-specifically-at-5-meters-and-15-meters-92d5fb4d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-varied-circular-motion-is-calculate-angular-acceleration-angular-velocities-period-and-angular-displacements/a-cyclist-starts-off-on-a-circular-track-from-a-standstill-and-accelerates-in-a-uniform-manner-at-an-angular-acceleration-of-025-rads-after-12-seconds-of-riding-what-will-be-the-angular-velocity-of-the-cyclist-and-how-much-total-angular-displacement-has-been-covered-during-this-time-8df022c7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/two-observers-find-themselves-in-different-inertial-reference-frames-one-is-stationary-on-earth-while-the-other-is-aboard-a-spaceship-travelling-at-a-steady-pace-in-relation-to-earth-both-conduct-experiments-to-measure-the-speed-of-light-in-a-vacuum-and-arrive-at-the-same-result-what-key-principle-of-the-theory-of-relativity-is-illustrated-by-this-outcome-1bddf7cc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-graphs-of-uniform-rectilinear-motion-use-the-graphs-of-uniform-motion-to-solve-uniform-motion-issues/while-out-on-a-bike-ride-joao-checks-how-far-hes-travelled-at-regular-intervals-and-plots-this-data-on-a-graph-showing-position-against-time-what-can-joao-conclude-about-the-speed-of-his-bicycle-throughout-the-trip-based-on-this-graph-of-steady-motion-9d8d2716 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/a-submarine-is-operating-at-a-depth-h-below-the-oceans-surface-considering-that-the-atmospheric-pressure-at-the-surface-is-p0-and-that-the-water-pressure-is-calculated-using-the-formula-p-rho-gh-where-rho-is-the-density-of-the-water-and-g-is-the-force-of-gravity-what-is-the-total-pressure-acting-on-the-submarine-at-that-depth-a4acdda6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/an-engineer-is-working-on-a-transformer-design-and-needs-to-figure-out-the-magnetic-flux-that-goes-through-one-of-its-coils-the-coil-covers-an-area-of-075-m-and-sits-in-a-uniform-magnetic-field-with-an-intensity-of-12-t-making-a-45-angle-with-the-field-direction-whats-the-magnetic-flux-through-the-coil-6fe24602 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-refractive-index-of-the-medium-or-based-on-it-calculate-the-angular-deviation-or-calculate-the-speed-of-a-medium/in-a-classroom-experiment-a-learner-shines-a-beam-of-light-from-a-medium-with-a-known-refractive-index-into-an-unknown-medium-the-beam-hits-the-boundary-surface-at-an-angle-of-35-to-the-normal-after-refraction-the-angle-in-the-second-medium-is-22-with-respect-to-the-normal-using-this-information-calculate-the-refractive-index-of-the-second-medium-3f56d653 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-learner-is-conducting-an-experiment-where-they-release-a-ball-from-a-stationary-position-at-the-top-of-a-smooth-ramp-the-ramp-is-set-at-an-angle-of-30-degrees-to-the-horizontal-and-has-a-vertical-height-of-4-metres-considering-the-conversion-of-gravitational-potential-energy-into-kinetic-energy-calculate-the-speed-of-the-ball-when-it-gets-to-the-bottom-of-the-ramp-c70d6354 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/astronomy-scholars-have-shown-that-the-evolution-of-stars-is-vital-in-the-formation-and-distribution-of-chemical-elements-across-the-universe-these-elements-are-essential-for-the-creation-of-solar-systems-like-ours-what-connection-exists-between-stellar-evolution-and-the-distribution-of-chemical-elements-needed-for-the-formation-of-solar-systems-e5c31210 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-velocity-and-average-scalar-velocity-calculate-the-average-vector-velocity-as-the-change-in-position-divided-by-time/a-cyclist-sets-off-from-point-a-riding-30-km-to-the-north-over-a-duration-of-2-hours-he-then-changes-his-course-and-cycles-40-km-to-the-east-in-the-following-3-hours-given-this-entire-journey-what-is-the-cyclists-average-vector-velocity-c56c9a7f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/when-looking-up-at-the-night-sky-through-a-telescope-learners-spot-various-celestial-objects-such-as-stars-nebulae-and-galaxies-each-with-unique-traits-based-on-the-properties-observed-which-type-of-celestial-body-stands-out-for-producing-its-own-light-and-having-a-round-shape-7f52ef35 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/in-a-100-meter-race-joao-kicked-off-his-run-from-the-starting-line-which-is-at-0-meters-after-8-seconds-he-crossed-the-30-meter-mark-and-after-another-4-seconds-he-hit-the-50-meter-point-looking-at-how-his-position-changed-during-these-intervals-what-was-joaos-overall-change-in-position-from-start-to-finish-in-this-segment-9714788b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/in-a-home-lighting-system-we-often-use-different-capacitors-connected-in-parallel-to-help-manage-voltage-fluctuations-initially-we-had-three-capacitors-with-capacitances-of-500-mf-1000-mf-and-1500-mf-hooked-up-as-the-energy-demand-ramped-up-we-realised-we-needed-to-add-more-capacitors-in-parallel-to-boost-the-overall-capacitance-of-the-system-by-40percent-knowing-that-each-new-capacitor-will-be-of-the-same-value-and-that-well-be-adding-four-of-them-lets-find-out-the-capacitance-of-each-additional-capacitor-0f297491 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/an-ideal-gas-expands-isothermally-and-reversibly-increasing-its-volume-from-2-litres-to-4-litres-at-a-constant-temperature-of-300-k-considering-the-principles-of-thermodynamics-what-is-the-change-in-entropy-of-the-system-during-this-process-f8f51161 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-small-crane-uses-a-chain-to-lift-a-load-of-500-kg-if-the-crane-accelerates-the-load-vertically-upwards-at-an-acceleration-of-200-ms-what-is-the-tension-force-exerted-by-the-chain-e9b3ad38 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-resistors-arranged-in-parallel-using-the-principle-that-the-inverse-of-the-equivalent-resistance-is-the-sum-of-the-inverses-of-the-resistances/in-a-household-electronic-devices-are-often-connected-in-parallel-to-ensure-that-each-one-runs-independently-imagine-three-fans-with-resistances-of-8-w-12-w-and-24-w-when-theyre-connected-in-parallel-to-a-power-source-whats-the-total-equivalent-resistance-of-this-setup-659e742e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-work-and-forces-in-uniform-electric-fields-as-well-as-velocity-at-certain-points/a-parallel-plate-capacitor-is-placed-in-a-uniform-electric-field-with-an-intensity-e-a-positive-charge-q-is-moved-horizontally-parallel-to-the-plates-from-point-a-to-point-b-where-the-distance-between-a-and-b-is-s-since-the-movement-happens-against-the-direction-of-the-electric-field-what-is-the-work-done-by-the-electric-force-during-this-movement-3696d75c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/in-a-pipe-that-has-different-sizes-a-steady-flow-of-an-incompressible-and-non-viscous-fluid-is-happening-its-noticed-that-when-the-diameter-of-the-pipe-gets-smaller-the-fluids-speed-increases-based-on-bernoullis-principle-how-does-this-increase-in-speed-impact-the-pressure-of-the-fluid-in-that-section-93e07d7c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-uniform-motion-the-speed-does-not-change-use-average-speed-to-calculate-position-or-time-for-displacements-such-as-the-time-needed-for-a-mobile-to-move-a-certain-distance/a-car-is-cruising-down-the-highway-at-a-steady-speed-of-80-kmh-the-driver-is-curious-to-find-out-how-long-it-will-take-to-cover-a-distance-of-240-km-at-this-uniform-speed-what-is-the-time-needed-to-complete-the-journey-37be9a2b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/an-electrical-engineer-is-designing-a-circuit-where-an-electric-charge-of-300-c-is-shifted-from-point-a-to-point-b-within-a-steady-electric-field-to-facilitate-this-transfer-a-work-of-150-j-is-necessary-given-that-the-movement-occurs-along-a-straight-line-parallel-to-the-electric-field-what-is-the-potential-difference-between-points-a-and-b-e151be07 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/in-an-optics-lab-a-student-sets-up-a-flat-mirror-upright-on-the-workbench-they-aim-a-laser-beam-that-hits-the-mirror-at-an-angle-of-35-to-the-mirrors-surface-close-to-where-the-laser-hits-theres-a-sensor-that-measures-the-angle-of-the-reflected-beam-given-the-principles-of-light-reflection-what-angle-will-the-reflected-beam-form-in-relation-to-the-mirrors-surface-bd9fd0d6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-the-main-types-of-celestial-bodies-such-as-stars-nebulae-galaxies-and-types-of-stars-understand-what-the-properties-and-characteristics-of-each-celestial-body-are/during-an-astronomical-observation-a-team-of-researchers-gathered-data-on-a-celestial-object-that-features-a-significant-amount-of-gas-and-dust-along-with-areas-of-intense-star-formation-this-object-also-displays-a-distinctive-spiral-structure-and-can-be-observed-across-various-parts-of-the-electromagnetic-spectrum-considering-this-information-what-is-the-most-suitable-category-to-classify-this-celestial-object-90182aba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/when-exploring-gravitational-interactions-within-our-solar-system-we-notice-that-more-massive-planets-have-a-notable-impact-on-the-paths-of-nearby-comets-and-asteroids-given-that-jupiters-mass-is-about-318-times-that-of-earth-and-it-sits-between-the-asteroid-belt-and-the-kuiper-belt-what-is-jupiters-main-gravitational-impact-on-these-smaller-celestial-objects-c04295b0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-the-first-law-of-thermodynamics-and-calculate-volume-pressure-temperature-of-gaseous-transformations/a-cylinder-fitted-with-a-movable-piston-holds-500-moles-of-an-ideal-gas-initially-at-120-atm-and-300-k-filling-a-volume-of-100-l-the-gas-is-compressed-adiabatically-until-it-reaches-a-final-volume-of-400-l-given-that-the-adiabatic-constant-g-for-the-gas-is-14-what-is-the-gass-final-temperature-after-the-compression-68f1b21b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/in-an-optics-lab-two-flat-mirrors-are-positioned-to-form-a-90-angle-a-light-source-emits-two-separate-light-rays-that-hit-each-mirror-simultaneously-reflecting-until-they-reach-a-specific-point-of-observation-by-considering-the-principles-of-straight-line-propagation-reversibility-and-the-independence-of-light-rays-in-geometric-optics-how-many-unique-images-will-be-seen-at-the-observation-point-9e601320 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/a-cyclist-weighing-750-kg-is-going-downhill-on-a-slope-at-25-where-their-speed-ramps-up-from-500-ms-to-1500-ms-over-a-distance-of-100-metres-assuming-theres-no-friction-or-air-resistance-what-was-the-work-exerted-by-the-cyclists-driving-force-to-boost-their-kinetic-energy-during-the-descent-5b5a63f4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/in-a-physics-lab-an-electric-motor-is-used-to-heat-a-substance-the-motor-uses-up-1500-joules-of-energy-over-a-span-of-30-seconds-assuming-all-the-energy-consumed-is-transformed-into-heat-what-is-the-thermal-power-produced-by-the-motor-5f554797 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-water-reservoir-is-15-meters-deep-an-engineer-wants-to-find-out-how-much-pressure-is-put-on-the-bottom-of-the-reservoir-by-the-water-given-that-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-pressure-does-the-water-exert-at-the-bottom-971f1296 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/in-an-experiment-a-physicist-notices-that-a-wave-travels-along-a-string-with-an-amplitude-of-015-m-and-a-frequency-of-3-hz-since-the-wave-can-be-expressed-using-a-sinusoidal-function-what-would-be-the-equation-that-describes-the-waves-displacement-as-time-goes-on-56906c96 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-sports-player-throws-a-ball-at-an-angle-with-an-initial-velocity-of-20-ms-at-30-to-the-horizontal-assuming-theres-no-air-resistance-and-that-gravity-acts-at-98-ms-what-is-the-formula-that-shows-the-vertical-position-of-the-ball-over-time-b40f02ed 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/an-architect-is-designing-the-glass-for-an-art-exhibition-space-and-aims-to-manage-any-pesky-reflections-to-do-this-he-sets-up-a-flat-mirror-so-that-the-natural-light-hits-it-at-an-angle-of-25-to-the-normal-of-the-mirrors-surface-lets-figure-out-the-angle-between-the-reflected-ray-and-the-original-direction-of-the-incident-light-using-the-law-of-reflection-5bafe4b5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-of-resistors-arranged-in-series-using-the-fact-that-when-resistors-are-in-series-we-must-add-the-resistances/while-putting-together-an-electrical-circuit-in-the-classroom-the-students-connected-three-resistors-in-series-with-resistances-of-4-w-6-w-and-10-w-respectively-we-know-that-in-a-series-connection-the-total-resistance-is-the-sum-of-the-individual-resistances-can-you-calculate-the-total-resistance-of-this-circuit-e90b5a22 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-heat-flow-is-the-rate-at-which-heat-passes-through-a-certain-section-over-a-certain-period-of-time-calculate-the-heat-flow-that-flows-through-a-certain-body/an-engineer-is-working-on-designing-an-insulating-wall-to-minimise-heat-transfer-between-the-inside-and-outside-of-a-building-the-wall-has-an-area-of-10-m-a-thickness-of-025-meters-and-a-thermal-conductivity-of-05-wmk-if-the-temperature-difference-between-the-two-sides-of-the-wall-is-15c-what-is-the-heat-flow-passing-through-the-wall-each-second-cf1b4ef9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-equivalent-resistances-which-may-be-in-series-parallel-or-in-cases-where-the-resistances-are-arranged-symmetrically/in-a-household-we-often-connect-electronic-devices-in-various-ways-to-make-the-most-of-our-energy-consumption-lets-say-we-have-two-resistors-one-with-a-resistance-of-12-w-and-another-with-18-w-which-are-connected-in-parallel-this-setup-is-then-in-series-with-a-24-w-resistor-what-would-be-the-total-equivalent-resistance-of-this-circuit-b5af911a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/an-optical-engineer-is-working-on-designing-an-underwater-lighting-system-that-needs-to-reduce-light-refraction-when-it-breaks-the-surface-to-achieve-optimal-efficiency-they-must-calculate-the-critical-angle-of-incidence-to-ensure-that-light-beams-dont-get-completely-reflected-back-into-the-water-given-that-the-refractive-index-of-water-is-133-and-that-of-air-is-100-whats-the-critical-angle-of-incidence-for-this-light-beam-transitioning-from-water-to-air-246bed2b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/a-1500-kg-rocket-is-being-launched-straight-up-during-the-launch-a-resulting-force-of-18000-n-is-applied-to-the-rocket-for-a-duration-of-35-seconds-at-an-angle-of-45-to-the-vertical-assuming-there-are-no-horizontal-external-forces-and-that-the-rocket-starts-from-a-complete-standstill-what-is-the-change-in-momentum-of-the-rocket-in-the-horizontal-direction-due-to-this-force-4592d645 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-acting-on-a-specific-body-knowing-that-the-centripetal-acceleration-is-equal-to-the-square-of-the-speed-divided-by-the-radius-of-the-path/a-car-is-negotiating-a-turn-on-a-road-with-a-circular-path-that-has-a-radius-of-8000-metres-travelling-at-a-constant-speed-of-2500-ms-what-is-the-centripetal-acceleration-experienced-by-the-car-during-this-turn-6448da2f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-tech-company-is-working-on-a-new-camera-system-for-mobile-devices-that-features-multiple-lenses-to-enhance-image-quality-for-one-of-the-converging-lenses-in-this-system-the-optical-engineer-needs-to-ensure-that-the-focal-length-is-500-cm-when-its-in-air-with-a-refractive-index-n-100-given-that-the-lens-material-has-a-refractive-index-of-150-and-that-one-surface-of-the-lens-has-a-curvature-radius-of-1000-cm-we-can-use-the-lens-makers-equation-to-find-out-the-curvature-radius-of-the-second-surface-needed-to-achieve-the-desired-focal-length-d2931595 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/a-train-departs-from-a-station-and-accelerates-steadily-over-the-first-30-seconds-ramping-up-its-speed-from-5-ms-to-25-ms-once-the-acceleration-phase-is-complete-the-train-keeps-a-consistent-speed-as-it-makes-its-way-to-the-next-station-which-is-2-kilometres-down-the-line-from-where-it-started-taking-into-account-the-uniform-acceleration-followed-by-this-constant-speed-journey-what-is-the-average-speed-of-the-train-from-the-moment-it-departs-until-it-arrives-at-the-next-station-4f8d4178 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/while-setting-up-a-data-transmission-network-an-engineer-needs-to-figure-out-the-total-volume-of-information-that-will-be-sent-in-a-day-the-network-runs-at-a-speed-of-25-gigabits-per-second-and-works-continuously-for-24-hours-to-know-how-much-storage-capacity-is-required-he-needs-to-convert-this-figure-to-megabytes-its-important-to-note-that-1-gigabit-equals-10-megabits-and-that-1-byte-is-made-up-of-8-bits-so-whats-the-total-volume-of-information-transmitted-in-megabytes-over-the-course-of-a-day-7d0afea9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/an-optometrist-is-examining-the-human-eye-as-an-optical-system-and-finds-that-the-focal-distance-of-the-eye-is-17-mm-when-assessing-a-patient-who-struggles-to-see-distant-objects-clearly-what-type-of-lens-should-the-optometrist-recommend-to-remedy-this-issue-5272a101 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-the-process-of-setting-up-an-electrostatic-device-two-metal-spheres-are-charged-separately-and-placed-1250-cm-apart-sphere-a-carries-a-charge-of-400-c-while-sphere-b-has-a-charge-of-250-c-assuming-theres-a-vacuum-between-the-spheres-and-no-other-forces-are-at-play-use-coulombs-law-to-find-the-magnitude-of-the-electric-force-exerted-by-sphere-a-on-sphere-b-56421270 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/an-engineer-is-working-on-designing-a-coil-that-features-a-circular-loop-with-a-radius-of-015-m-through-which-an-electric-current-of-250-a-is-flowing-to-make-sure-the-device-operates-correctly-we-need-to-calculate-the-magnetic-field-at-the-center-of-the-loop-what-is-the-strength-of-the-magnetic-field-at-the-loops-center-11d6486f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/an-object-with-mass-m-is-pushed-horizontally-by-a-constant-force-f-over-a-distance-d-reaching-a-final-speed-v-assuming-theres-no-friction-and-that-all-the-work-done-by-force-f-translates-entirely-into-the-objects-kinetic-energy-what-is-the-final-speed-v-of-the-object-4d3e2ef0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/an-engineer-is-installing-a-steel-cable-with-a-linear-density-of-002-kgm-under-a-tension-of-1000-n-considering-that-the-speed-of-a-wave-in-a-string-is-determined-by-the-relation-v-tm-what-is-the-speed-of-wave-propagation-in-the-cable-2f325a15 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/a-carousel-at-a-theme-park-spins-at-a-steady-speed-of-15-rads-and-has-a-radius-of-4-metres-what-is-the-linear-speed-of-one-of-the-seats-on-the-outside-of-the-carousel-a5775d3c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-using-the-formula-avr-and-the-average-tangential-acceleration-by-the-variation-of-the-speed-module-of-a-body-performing-circular-motion/a-car-is-navigating-a-curve-on-a-circular-track-with-a-radius-of-25-metres-during-this-maneuver-its-speed-increases-from-12-ms-to-18-ms-over-a-period-of-6-seconds-taking-into-account-this-uniformly-varied-circular-motion-calculate-a-the-centripetal-acceleration-of-the-car-when-its-speed-is-18-ms-b-the-average-tangential-acceleration-during-the-increase-in-speed-48785037 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/a-soccer-player-strikes-a-ball-weighing-05-kg-causing-its-speed-to-ramp-up-from-0-ms-to-20-ms-in-just-02-seconds-based-on-the-impulse-theorem-what-amount-of-impulse-is-applied-to-the-ball-fbd9579f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/in-an-experiment-to-examine-the-spectral-properties-of-the-hydrogen-atom-a-physicist-applies-the-bohr-model-to-determine-the-radius-of-the-electronic-orbit-responsible-for-a-particular-spectral-line-given-the-principles-of-modern-physics-as-they-pertain-to-the-hydrogen-atom-what-is-the-appropriate-formula-to-calculate-the-radius-of-the-n-th-electronic-orbit-3154610a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/in-a-woodworking-workshop-a-worker-uses-a-table-saw-with-a-lever-to-adjust-the-blade-he-applies-a-force-of-180-n-at-a-distance-of-06-meters-from-the-axis-of-rotation-forming-an-angle-of-30-degrees-with-the-lever-at-the-same-time-another-operator-exerts-a-force-of-120-n-at-05-meters-from-the-axis-making-an-angle-of-45-degrees-with-the-lever-considering-the-static-equilibrium-of-the-saw-what-is-the-resultant-torque-on-the-axis-of-rotation-e56c5a96 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-main-optical-instruments-are-calculate-the-distances-and-focal-lengths-of-the-main-optical-instruments/in-an-optics-lab-an-engineer-is-setting-up-a-system-that-uses-both-a-converging-lens-and-a-concave-mirror-to-focus-light-at-a-specific-point-to-ensure-the-system-works-efficiently-its-essential-to-find-the-focal-lengths-of-each-optical-instrument-involved-given-that-the-focal-length-of-the-converging-lens-is-3000-cm-and-the-focal-length-of-the-concave-mirror-is-4500-cm-what-should-the-distance-be-between-the-lens-and-the-mirror-for-the-two-focused-images-to-line-up-at-the-same-spot-2ac3de49 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-thermodynamic-cycle-is-and-solve-problems-involving-thermodynamic-cycles-with-calculations-of-heat-exchanged-internal-energy-or-work-done/an-engineer-is-assessing-the-effectiveness-of-a-power-plant-that-operates-using-the-rankine-thermodynamic-cycle-to-convert-thermal-energy-into-mechanical-work-while-in-operation-the-plant-takes-in-a-certain-amount-of-heat-q-from-the-boiler-and-releases-heat-q-to-the-condenser-based-on-this-thermodynamic-cycle-which-of-the-following-options-best-illustrates-the-relationship-between-the-work-done-the-heat-absorbed-and-the-plants-efficiency-d4b22e9b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-driver-realised-that-when-he-pots-his-foot-down-to-accelerate-his-car-from-an-initial-speed-of-20-ms-he-reaches-a-final-speed-of-30-ms-in-10-seconds-given-that-the-acceleration-is-consistent-throughout-the-journey-whats-the-acceleration-rate-of-the-vehicle-71b1bc0c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/a-thermal-engineer-is-designing-a-refrigeration-system-that-maintains-an-internal-temperature-of-5c-extracting-heat-from-the-inside-and-releasing-it-into-the-outside-environment-at-30c-since-the-process-takes-place-under-constant-temperature-conditions-calculate-the-overall-change-in-entropy-of-the-universe-related-to-this-operation-a9b47b7c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/in-a-calorimetry-experiment-200-g-of-water-at-25c-is-mixed-with-300-g-of-water-at-75c-inside-an-insulated-calorimeter-given-that-the-specific-heat-capacity-of-water-is-418-jgc-and-theres-no-heat-exchange-with-the-outside-calculate-the-amount-of-sensible-heat-absorbed-by-the-water-that-started-at-25c-to-reach-thermal-equilibrium-53e6df4a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-power-generated-by-the-joule-effect-in-a-resistor-or-a-circuit-and-solve-problems-that-require-this-calculation-such-as-the-time-needed-for-a-resistor-to-heat-a-certain-amount-of-water/an-electric-heater-is-being-used-to-warm-up-water-at-home-the-heater-has-an-electrical-resistance-of-30-w-and-is-plugged-into-a-220-v-supply-using-joules-effect-what-is-the-electrical-power-produced-by-the-heater-914876ec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/in-a-science-class-experiment-a-student-takes-note-of-a-wave-on-a-string-represented-by-the-oscillations-of-two-specific-points-at-point-a-which-is-at-the-origin-the-string-oscillates-according-to-the-function-yat-003-sin4pt-and-at-point-b-located-15-meters-away-from-the-origin-the-oscillation-is-described-by-ybt-003-sin4pt-p2-considering-that-the-wave-travels-along-the-string-towards-the-positive-direction-of-the-x-axis-can-you-determine-the-general-equation-of-the-wave-that-illustrates-the-motion-as-a-function-of-position-x-and-time-t-d62697a6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/in-a-physics-lab-a-student-is-putting-together-a-parallel-plate-capacitor-for-an-experiment-the-plates-have-an-area-of-005-m-and-are-spaced-001-m-apart-given-that-the-space-between-the-plates-is-filled-with-air-what-is-the-capacitance-of-this-capacitor-aacfa6fc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-angular-displacement-of-beams-occurring-in-prisms-solve-problems-involving-deviations-in-beams-passing-through-a-specific-prism/a-beam-of-light-strikes-the-face-of-a-triangular-prism-at-an-angle-of-incidence-of-45-the-prism-has-a-vertex-angle-of-60-and-a-refractive-index-of-15-considering-that-the-light-first-travels-from-air-into-the-prism-and-then-exits-back-into-the-air-what-is-the-total-angular-deviation-that-the-beam-experiences-as-it-moves-through-the-prism-ac7339bd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/in-an-experiment-an-electric-charge-of-3-c-is-moved-from-point-m-to-point-n-within-a-uniform-electric-field-of-intensity-e-this-movement-occurs-along-a-path-that-forms-an-angle-of-30-with-the-direction-of-the-electric-field-and-the-work-done-during-this-journey-is-12-j-what-is-the-electric-potential-difference-between-points-m-and-n-15bf22bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/an-engineer-is-working-on-developing-a-data-transmission-system-that-utilises-electromagnetic-waves-its-essential-for-him-to-confirm-that-the-speed-at-which-the-waves-travel-in-the-selected-medium-is-appropriate-for-the-frequency-being-used-to-enhance-the-systems-efficiency-the-wave-speed-can-be-calculated-using-the-formula-v-lf-where-l-represents-the-wavelength-and-f-denotes-the-frequency-for-a-frequency-of-50010-hz-and-a-propagation-speed-in-the-medium-of-30010-ms-determine-the-required-wavelength-additionally-assess-how-a-10percent-drop-in-frequency-would-affect-the-wavelength-while-maintaining-constant-speed-8e185bb6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-heat-and-temperature-are-the-main-types-of-heat-propagation-such-as-conduction-convection-and-radiation-understand-what-thermal-equilibrium-is/a-learner-is-experimenting-with-heating-a-metal-rod-at-one-end-using-a-constant-heat-source-after-a-while-the-temperature-throughout-the-rod-levels-out-considering-the-different-modes-of-heat-transfer-which-mechanism-is-responsible-for-the-even-temperature-distribution-along-the-rod-1baef781 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/decompose-oblique-motion-into-uniform-motion-along-one-axis-and-uniformly-varied-motion-along-another-axis-calculate-time-displacement-and-velocities-in-oblique-motion/a-projectile-is-launched-from-the-ground-with-an-initial-velocity-of-2000-ms-at-an-angle-of-30-above-the-horizontal-by-analysing-the-motion-in-horizontal-and-vertical-directions-what-is-the-total-time-in-the-air-for-the-projectile-until-it-lands-back-on-the-ground-f621b893 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-kinetic-energy-of-a-body-by-the-product-of-the-mass-times-the-square-of-the-bodys-velocity-divided-by-2-relating-its-variation-to-the-work-done/during-a-go-kart-race-one-of-the-competitors-speeds-up-his-kart-to-reach-a-velocity-of-45-ms-at-some-point-he-hits-the-brakes-slowing-down-to-25-ms-given-that-the-entire-change-in-the-karts-kinetic-energy-is-due-to-the-work-done-by-the-brakes-what-is-the-amount-of-work-carried-out-to-reduce-the-speed-of-the-vehicle-64d75e44 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/a-car-is-travelling-along-a-straight-road-at-an-initial-speed-of-20-ms-after-10-seconds-it-changes-direction-slowing-down-to-15-ms-while-making-a-90-degree-turn-taking-into-account-the-cars-vector-motion-what-is-the-average-vector-acceleration-during-this-time-5f7c507b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/a-satellite-needs-to-be-launched-from-earth-in-such-a-way-that-it-can-completely-break-free-from-the-planets-gravitational-pull-given-the-mass-and-radius-of-the-earth-what-is-the-escape-velocity-that-the-satellite-must-reach-to-ensure-it-doesnt-come-back-to-the-surface-c1cd58e5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-beating-is-a-phenomenon-that-occurs-when-two-waves-of-slightly-different-frequencies-overlap-resulting-in-a-new-wave-whose-amplitude-varies-over-time-calculate-the-beat-frequency/when-a-band-is-tuning-up-the-guitarist-and-the-drummer-are-adjusting-their-instruments-creating-sound-waves-that-vibrate-at-slightly-different-pitches-the-guitarist-is-playing-at-a-frequency-of-25675-hz-while-the-drummer-sets-his-drums-to-25730-hz-this-leads-to-a-noticeable-fluctuation-in-the-loudness-of-the-sound-based-on-this-setup-what-is-the-frequency-of-the-beats-produced-when-these-sound-waves-overlap-57579401 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-entropy-of-the-universe-is-always-increasing-calculate-the-entropy-change-of-processes-such-as-state-change-or-isothermal-processes-verify-the-increase-or-decrease-of-entropy-in-a-system/an-engineer-is-working-on-an-isothermal-process-where-2-moles-of-an-ideal-gas-expand-reversibly-from-an-initial-volume-of-500-l-to-a-final-volume-of-1000-l-all-while-maintaining-a-constant-temperature-of-300-k-focusing-solely-on-the-system-and-its-surroundings-what-is-the-overall-change-in-entropy-of-the-universe-during-this-process-f29c1a61 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-and-calculate-the-magnetic-force-applied-to-moving-electric-charges-verify-that-the-magnetic-force-is-perpendicular-to-both-the-velocity-and-the-magnetic-field/an-engineer-is-working-on-a-system-to-redirect-charged-particles-travelling-at-high-speeds-through-a-magnetic-field-to-maintain-a-circular-path-for-the-particles-its-crucial-that-the-magnetic-force-remains-perpendicular-to-both-their-velocity-and-the-magnetic-field-which-of-the-following-formulas-accurately-represents-the-strength-of-the-magnetic-force-acting-on-a-particle-with-charge-q-and-velocity-v-in-a-magnetic-field-of-intensity-b-68cc5d56 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/in-a-park-at-sunset-the-glow-from-a-lamp-post-casts-shadows-of-trees-and-benches-around-it-alongside-the-well-defined-dark-areas-there-are-lighter-shades-near-the-edges-of-the-shadows-considering-the-principles-of-geometric-optics-how-does-the-penumbra-form-in-this-context-compared-to-the-sharp-shadow-46730376 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/astronomers-have-noted-that-galaxies-can-display-various-shapes-and-structures-including-spiral-elliptical-or-irregular-forms-recently-while-examining-images-taken-by-a-space-telescope-a-researcher-has-spotted-a-galaxy-with-distinct-arms-and-vibrant-star-formation-in-contrast-to-another-that-appears-more-rounded-and-shows-minimal-new-star-activity-what-classifications-do-these-two-types-of-galaxies-represent-98e31d3e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-magnetic-field-is-a-place-where-magnetic-forces-can-be-detected-represented-by-magnetic-field-lines-verify-which-bodies-interact-with-magnetic-fields-and-bodies-that-can-generate-a-magnetic-field-such-as-magnets/a-magnet-is-placed-near-various-objects-on-a-table-it-is-noticed-that-only-specific-materials-are-attracted-by-the-magnet-while-others-remain-unaffected-based-on-the-concept-of-a-magnetic-field-which-of-the-following-statements-best-explains-this-behaviour-ef59ae93 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/a-technician-is-wiring-up-an-electrical-circuit-where-a-charge-of-4-c-is-moved-from-point-a-to-point-b-while-doing-a-total-of-20-j-worth-of-work-what-is-the-difference-in-electric-potential-between-points-a-and-b-cf950fb6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-electrification-such-as-by-contact-induction-and-friction-know-how-to-recognize-between-two-bodies-which-one-after-the-electrification-process-will-be-negative-and-which-will-be-positive/in-a-lab-experiment-a-glass-rod-is-rubbed-with-a-silk-cloth-and-then-brought-close-to-a-small-metal-sphere-thats-been-isolated-its-noticed-that-the-metal-sphere-attracts-small-bits-of-paper-afterwards-considering-the-different-types-of-electrification-which-method-was-used-on-the-glass-rod-and-what-electric-charge-did-the-metal-sphere-gain-through-this-process-465ed967 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/on-a-cycling-adventure-pedro-managed-to-cover-120-kilometres-in-25-hours-if-we-assume-his-average-speed-stayed-consistent-throughout-the-ride-what-was-pedros-average-speed-during-that-time-3a7b39e3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/mark-the-main-forces-acting-on-a-body-place-the-weight-force-knowing-its-direction-and-sense-place-the-contact-forces-with-their-directions-and-senses-appropriately-remembering-that-where-there-is-contact-there-is-force/a-block-is-being-dragged-along-a-flat-surface-at-a-consistent-speed-taking-into-account-the-forces-acting-on-the-block-what-are-the-key-forces-at-play-in-this-scenario-11277c3c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/two-cars-collide-at-an-intersection-car-a-weighing-900-kg-is-heading-east-at-a-speed-of-2000-ms-while-car-b-with-a-mass-of-1100-kg-is-moving-at-a-45-angle-north-of-east-at-a-speed-of-1500-ms-after-the-collision-both-cars-stay-together-and-begin-moving-at-a-shared-speed-by-applying-the-conservation-of-momentum-what-is-the-combined-speed-of-the-cars-after-the-crash-a83a0ce1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-that-when-looking-at-an-object-in-water-or-another-medium-its-position-to-us-is-not-its-real-position-calculate-its-real-or-apparent-position-based-on-the-medium-and-the-real-or-apparent-position/when-an-object-is-submerged-in-a-water-body-its-apparent-position-for-someone-observing-from-the-surface-could-differ-from-its-actual-position-due-to-the-bending-of-light-as-it-passes-between-the-water-and-air-given-that-the-refractive-index-of-water-is-133-and-air-is-about-100-what-would-be-the-apparent-position-of-a-real-object-thats-300-metres-below-the-surface-for-someone-standing-on-the-shore-ad3d9af0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/in-a-physics-lab-a-disk-is-spinning-in-uniform-circular-motion-completing-one-full-turn-every-250-seconds-using-the-principles-of-kinematics-what-is-the-angular-velocity-of-the-disk-in-radians-per-second-7858d696 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/in-a-typical-home-electrical-setup-a-power-generator-is-linked-to-various-appliances-such-as-a-lamp-a-fan-and-a-television-given-that-the-generator-outputs-a-voltage-of-110-v-and-the-resistances-of-the-devices-are-220-w-for-the-lamp-55-w-for-the-fan-and-110-w-for-the-television-what-is-the-total-current-being-supplied-by-the-generator-to-the-circuit-77301e1d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/during-a-practical-lesson-on-electricity-learners-use-a-visualization-device-to-observe-the-field-lines-around-a-positive-point-charge-considering-the-characteristics-of-electric-field-lines-how-do-these-lines-behave-in-relation-to-the-positive-charge-e6c0a0d3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-electric-current-in-a-given-conductor-using-the-ratio-of-the-amount-of-charges-that-pass-through-the-conductor-divided-by-the-time/while-doing-maintenance-on-an-electrical-circuit-at-a-home-the-electrician-noticed-that-25-10-electrons-pass-through-a-specific-point-in-the-conductor-over-a-duration-of-30-10-seconds-given-that-the-elementary-charge-is-16-10-c-per-electron-what-is-the-current-intensity-flowing-through-this-conductor-6df82060 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-sensible-heat-solve-problems-involving-heat-exchanges-and-temperature-changes-such-as-when-mixing-two-masses-of-water-at-different-temperatures/in-a-science-lab-we-have-200-g-of-water-at-a-temperature-of-90c-mixed-with-300-g-of-water-at-25c-in-a-well-insulated-calorimeter-your-task-is-to-calculate-the-sensible-heat-exchanged-until-they-reach-thermal-equilibrium-1b3fda80 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-escape-velocity-of-planets-such-as-the-necessary-speed-for-a-body-to-leave-earth-and-not-return/for-a-space-probe-to-fully-break-free-from-the-earths-gravitational-grip-without-needing-extra-thrusters-after-take-off-it-has-to-hit-a-specific-speed-while-on-the-earths-surface-given-the-earths-mass-of-597-1024-kg-and-a-radius-of-637-106-m-what-escape-velocity-must-the-probe-reach-to-ensure-it-doesnt-come-back-to-our-planet-9fdbc986 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/in-a-physics-lab-we-charge-two-conductive-spheres-one-with-a-positive-charge-of-4-c-is-fixed-at-point-a-and-the-other-has-a-negative-charge-of-2-c-at-point-b-both-06-meters-apart-considering-point-c-is-right-in-the-middle-of-segment-ab-what-is-the-total-electric-potential-at-point-c-5ffca557 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-the-lateral-displacement-of-two-flat-surfaces-that-are-parallel-to-each-other/in-an-optics-lab-a-beam-of-light-strikes-a-glass-slide-at-an-angle-of-30-to-the-normal-considering-that-both-surfaces-of-the-slide-are-parallel-and-that-the-refractive-index-of-glass-is-15-what-will-the-lateral-displacement-of-the-beam-be-when-it-exits-the-second-surface-ff413b69 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/introduce-the-postulates-of-the-theory-of-relativity-the-laws-of-physics-are-the-same-in-all-inertial-reference-systems-and-that-the-speed-of-light-in-a-vacuum-is-the-same-for-all-observers/a-train-is-cruising-along-at-a-steady-speed-of-06c-from-the-perspective-of-an-observer-at-the-station-two-lightning-strikes-hit-both-ends-of-the-train-at-the-same-time-as-perceived-from-the-station-given-einsteins-theory-of-relativity-how-does-the-observer-on-the-train-interpret-the-timing-of-these-events-2ea219c0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-magnetic-field-is-a-place-where-magnetic-forces-can-be-detected-represented-by-magnetic-field-lines-verify-which-bodies-interact-with-magnetic-fields-and-bodies-that-can-generate-a-magnetic-field-such-as-magnets/during-a-classroom-demonstration-a-physics-teacher-holds-a-magnet-close-to-various-materials-like-iron-plastic-and-wood-he-notices-that-only-iron-gets-pulled-towards-the-magnet-from-this-observation-which-of-the-following-statements-is-true-about-the-magnetic-field-d63fdd18 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-tools-such-as-graphs-to-calculate-the-work-of-a-force-using-the-idea-that-the-area-on-a-force-by-displacement-graph-is-numerically-equal-to-the-work-generated-by-the-force/an-engineer-is-designing-a-system-to-move-loads-using-a-variable-force-in-the-experiment-the-force-applied-by-the-system-in-relation-to-how-far-the-load-moves-along-an-inclined-ramp-is-depicted-in-the-graph-of-force-versus-displacement-below-where-the-force-is-measured-in-newtons-n-and-the-displacement-in-metres-m-knowing-that-the-ramp-is-sloped-at-an-angle-of-3000-with-respect-to-the-horizontal-what-is-the-total-work-done-by-the-applied-force-to-shift-the-load-from-the-starting-point-to-the-end-of-the-ramp-180b1dae 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/an-electric-motor-in-a-factory-converts-electrical-energy-into-mechanical-work-with-an-efficiency-of-80percent-during-a-4-hour-stint-the-motor-uses-16-kwh-of-electrical-energy-calculate-the-thermal-power-lost-by-the-motor-during-this-time-8fa5af26 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/a-bricklayer-is-lifting-a-concrete-block-from-the-ground-to-the-top-of-a-scaffold-thats-3-meters-high-given-that-the-block-weighs-15-kg-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-work-done-by-the-weight-force-during-this-lifting-process-41f36d88 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-first-law-of-thermodynamics-states-that-energy-cannot-be-destroyed-or-created-but-only-transformed-calculate-work-internal-energy-and-exchanged-heat-using-the-first-law/a-car-engine-burns-fuel-releasing-1500-j-of-heat-into-the-system-during-this-process-the-engine-carries-out-900-j-of-mechanical-work-to-get-the-vehicle-moving-according-to-the-1st-law-of-thermodynamics-what-is-the-change-in-the-internal-energy-of-the-system-during-the-fuel-combustion-9e8f27f6 2025-03-22 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-polarization-of-light-and-relate-the-power-of-light-passing-through-a-polarizer-to-the-actual-power-that-passes-through-it/when-making-polarised-sunglasses-the-lenses-are-made-up-of-several-layers-of-polarizers-set-at-different-angles-to-lessen-the-glare-imagine-unpolarised-sunlight-with-power-p0-going-through-the-first-polarizer-which-is-vertical-and-then-through-a-second-polarizer-thats-tilted-at-30-to-the-first-considering-how-light-polarization-works-what-factor-decides-how-much-light-actually-gets-through-the-two-polarizers-8882a526 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/in-recent-years-weve-seen-an-increase-in-the-use-of-devices-that-emit-various-types-of-electromagnetic-radiation-like-cell-phones-and-microwaves-which-have-become-part-of-our-everyday-life-additionally-the-exposure-to-solar-radiation-particularly-uv-rays-has-raised-ongoing-concerns-regarding-human-health-with-respect-to-the-different-types-of-electromagnetic-radiation-and-their-health-implications-which-of-the-following-statements-best-captures-the-relationship-between-ultraviolet-radiation-and-potential-health-risks-9d1d1ca6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/in-a-lab-a-cylinder-filled-with-an-ideal-gas-starts-off-with-a-volume-of-300-l-a-pressure-of-200-atm-and-a-temperature-of-300-k-the-gas-undergoes-an-isothermal-process-increasing-its-volume-to-600-l-what-will-be-the-final-pressure-of-the-gas-after-this-change-19f6e1f2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/a-diver-looks-at-an-object-submerged-in-the-water-through-the-surface-knowing-that-the-refractive-index-of-air-is-100-and-that-of-water-is-133-and-that-the-light-hits-at-an-angle-of-30-with-respect-to-the-normal-what-is-the-angle-of-refraction-of-the-light-as-it-enters-the-water-68b3188e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-when-a-mobile-object-moves-along-a-path-it-moves-and-its-position-changes-calculate-the-variation-between-two-different-moments-of-a-path-such-as-a-mobile-object-moving-from-position-2-to-position-5/during-a-physics-practical-a-student-took-measurements-of-a-carts-position-at-two-different-times-initially-the-cart-was-200-metres-from-the-starting-point-later-it-was-found-to-be-at-500-metres-what-was-the-change-in-position-of-the-cart-between-these-two-times-4f442972 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/an-acoustic-engineer-is-designing-a-sound-system-for-an-outdoor-event-he-places-a-speaker-that-distributes-sound-waves-equally-in-all-directions-with-a-power-of-100-w-at-a-spot-20-meters-away-from-the-speaker-the-measured-sound-intensity-is-475-10-wm-if-the-engineer-aims-to-increase-the-sound-intensity-at-the-same-spot-to-190-10-wm-what-distance-from-the-speaker-should-he-place-the-measurement-point-1cd12b6d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/with-the-increasing-need-for-sustainable-energy-a-company-has-decided-to-invest-in-new-installations-for-generating-electricity-they-are-looking-into-fitting-solar-panels-building-a-coal-power-station-and-setting-up-wind-turbines-which-of-these-choices-taps-into-a-renewable-energy-source-e4f7334b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/during-a-lab-experiment-learners-measured-the-force-exerted-by-various-springs-and-the-corresponding-displacements-from-their-resting-positions-the-findings-were-tabulated-reflecting-a-linear-relationship-when-plotting-this-data-on-a-cartesian-graph-how-should-we-understand-the-slope-of-the-straight-line-in-relation-to-the-springs-elastic-constants-used-in-the-experiment-af3c876d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-hydrogen-atom-based-on-the-bohr-atom-and-the-concepts-of-modern-physics-the-radius-of-the-n-th-orbit-must-be-calculated/when-developing-hydrogen-lasers-for-medical-uses-its-crucial-to-grasp-the-electronic-properties-of-the-involved-atoms-using-the-bohr-model-alongside-modern-physics-principles-how-can-we-work-out-the-radius-of-the-n-th-orbit-of-the-electron-in-the-hydrogen-atom-3ec59947 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/on-a-hot-summer-day-a-metal-bridge-that-was-originally-150-metres-long-experiences-a-temperature-increase-of-30c-given-that-the-linear-expansion-coefficient-for-the-bridges-material-is-14-10-c-what-will-the-extra-length-be-due-to-thermal-expansion-922ab3b5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/a-diver-spots-a-fishing-net-submerged-in-the-water-and-realises-that-its-perceived-position-is-different-from-its-actual-position-due-to-the-bending-of-light-at-the-air-water-boundary-given-that-the-refractive-index-of-air-is-100-and-that-of-water-is-133-what-is-the-angle-of-refraction-of-the-light-when-it-hits-at-an-angle-of-30-to-the-normal-9dd6aa56 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-acceleration-of-a-body-undergoing-circular-motion-using-the-formula-where-centripetal-acceleration-equals-the-magnitude-of-velocity-squared-divided-by-the-radius/an-engineer-has-designed-an-amusement-park-featuring-a-carousel-with-circular-platforms-that-have-a-radius-of-25-meters-to-ensure-that-the-riders-are-safe-he-needs-to-calculate-the-centripetal-acceleration-when-the-carousel-spins-at-a-particular-angular-velocity-assume-the-carousel-makes-a-full-rotation-every-10-seconds-what-is-the-centripetal-acceleration-experienced-by-the-passengers-on-the-platform-be06965f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-solenoids-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-solenoids/in-a-lab-experiment-a-solenoid-with-500-turns-is-powered-by-a-current-of-2-a-and-has-a-length-of-05-meters-what-is-the-strength-of-the-magnetic-field-generated-inside-the-solenoid-2d098d3b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-car-is-stopped-at-a-traffic-light-and-when-the-light-turns-green-it-starts-to-move-with-a-steady-acceleration-after-6-seconds-the-car-reaches-a-speed-of-12-ms-considering-uniform-acceleration-what-is-the-cars-acceleration-bccced2d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/perform-youngs-double-slit-experiment-and-calculate-the-locations-of-visible-maxima-and-minima-in-the-experiment/in-a-lab-a-student-carries-out-youngs-experiment-using-monochromatic-light-with-a-wavelength-of-550-nm-which-passes-through-two-parallel-slits-that-are-015-mm-apart-a-screen-is-set-up-18-meters-from-the-slits-to-observe-the-resulting-interference-pattern-given-that-the-angles-of-diffraction-are-small-and-the-approximation-of-sin8-tan8-holds-true-what-is-the-distance-in-centimeters-of-the-fourth-minimum-intensity-from-the-centre-of-the-observable-pattern-on-the-screen-0bb54ebf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/when-examining-interactions-in-the-solar-system-researchers-find-that-giants-like-jupiter-despite-their-enormous-mass-orbit-the-sun-at-much-slower-speeds-than-the-inner-planets-like-earth-according-to-the-principles-of-planetary-motion-which-factor-is-primarily-responsible-for-this-variation-in-orbital-speed-a8c7dfaa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-concave-and-convex-mirrors-are-discover-what-type-of-image-is-formed-and-its-characteristics/in-vehicles-side-rearview-mirrors-are-typically-designed-with-a-convex-shape-to-enhance-the-drivers-field-of-vision-keeping-in-mind-the-properties-of-convex-mirrors-which-of-the-following-statements-correctly-describes-the-image-created-by-this-type-of-mirror-350bac82 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/a-surfer-takes-note-that-while-paddling-the-waves-forming-in-the-ocean-have-a-wavelength-of-180-metres-and-a-frequency-of-075-hz-lets-calculate-the-speed-at-which-these-waves-are-moving-ef999128 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/a-construction-worker-is-lifting-a-toolbox-weighing-15-kg-from-the-ground-to-a-scaffold-thats-3-meters-high-given-that-the-acceleration-due-to-gravity-is-98-ms-what-is-the-work-done-by-the-weight-force-while-lifting-the-toolbox-dfdabb23 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-potential-difference-between-two-points-using-the-work-required-for-a-charge-to-move-from-one-point-to-another-when-it-is-immersed-in-an-electric-field/an-electrician-is-working-on-a-home-installation-where-an-electric-charge-of-4-c-needs-to-be-moved-from-the-negative-terminal-to-the-positive-terminal-of-a-battery-the-energy-used-for-this-transfer-was-008-j-what-is-the-voltage-difference-between-the-battery-terminals-f24d939e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-principles-of-relativity-to-calculate-relativistic-energy-including-rest-energy-emc-and-solve-problems-involving-its-use/in-a-particle-accelerator-a-particle-with-rest-mass-m-is-sped-up-to-a-velocity-v-which-is-a-substantial-portion-of-the-speed-of-light-using-the-principles-of-relativity-how-can-we-determine-the-total-relativistic-energy-of-this-particle-b020cdb3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-how-the-solar-system-works-its-main-components-understand-the-interactions-between-the-main-components-of-the-solar-system/scientists-have-observed-that-the-planets-in-our-solar-system-each-have-unique-orbital-periods-and-varying-distances-from-the-sun-taking-into-account-the-gravitational-interactions-among-the-main-components-of-the-solar-system-which-physical-principle-explains-why-the-planets-have-different-translational-periods-depending-on-how-far-they-are-from-the-sun-71ddd4a1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/a-scientist-needs-to-figure-out-the-gravitational-pull-that-the-earth-has-on-an-object-resting-on-its-surface-since-this-force-relies-on-the-mass-of-the-earth-the-radius-of-the-earth-and-the-universal-gravitational-constant-which-of-the-following-formulas-accurately-depicts-the-gravitational-force-in-relation-to-the-earths-radius-067cb0ef 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-of-resistors-arranged-in-series-using-the-fact-that-when-resistors-are-in-series-we-must-add-the-resistances/in-a-research-lab-theres-a-circuit-set-up-with-three-resistors-connected-in-series-r-r-and-r-its-given-that-r-has-twice-the-resistance-of-r-and-that-r-is-50percent-more-than-r-when-a-voltage-of-24-v-is-supplied-to-the-circuit-the-total-current-recorded-is-04-a-with-this-information-what-are-the-values-of-each-resistor-in-the-circuit-0c1898a4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-a-wave-using-the-formula-v-lf-also-calculating-the-wavelength-or-frequency/an-engineer-is-working-on-a-communication-system-that-uses-electromagnetic-waves-he-knows-the-frequency-of-the-waves-being-emitted-is-150-mhz-and-that-the-wavelength-in-the-medium-theyre-travelling-through-is-200-metres-based-on-this-info-what-is-the-speed-at-which-the-waves-are-propagating-in-this-system-ccbacd32 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-aspects-of-the-special-theory-of-relativity-to-calculate-the-alteration-of-space-using-the-g-factor-the-lorentz-factor-which-is-based-on-the-relationship-between-the-speed-of-light-and-the-object/a-rocket-is-zooming-through-space-at-a-speed-thats-08-times-the-speed-of-light-as-seen-from-earth-according-to-the-theory-of-special-relativity-what-length-do-earth-bound-observers-see-for-the-rocket-as-it-moves-29650a5a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-resultant-force-acting-on-a-body-calculate-the-acceleration-generated-by-these-forces-on-any-body/a-25-kg-block-is-being-acted-upon-by-two-forces-a-force-of-150-n-applied-at-30-to-the-horizontal-and-a-force-of-200-n-applied-at-60-to-the-vertical-assuming-theres-no-friction-calculate-the-resultant-force-on-the-block-and-the-acceleration-produced-by-this-force-bfe68da1 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-power-station-uses-a-thermal-machine-that-operates-between-a-heat-source-at-500-k-and-a-cold-source-at-300-k-what-is-the-maximum-theoretical-efficiency-of-this-machine-according-to-the-carnot-cycle-23126faa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-number-of-negative-and-positive-charges-in-a-system-is-conserved-solve-problems-involving-charge-conservation-mainly-of-identical-bodies/in-an-electrification-experiment-two-identical-conductive-bodies-a-and-b-start-off-electrically-neutral-a-third-negatively-charged-body-is-brought-close-to-a-without-actually-touching-it-then-bodies-a-and-b-are-connected-by-a-conductive-wire-long-enough-for-them-to-share-their-charges-and-afterwards-the-wire-is-removed-taking-into-account-the-conservation-of-electric-charge-in-the-system-what-will-the-charge-distribution-look-like-on-bodies-a-and-b-after-they-are-separated-737a8bba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-average-vector-acceleration-and-average-scalar-acceleration-calculate-the-average-vector-acceleration-such-as-when-completing-a-full-lap-on-a-circular-track-the-vector-acceleration-is-zero/during-a-training-session-an-athlete-runs-several-laps-around-a-circular-track-with-a-radius-of-200-meters-keeping-a-steady-pace-on-each-lap-and-arriving-back-at-the-starting-point-after-a-set-amount-of-time-looking-at-the-motion-involved-which-of-the-following-statements-accurately-describes-the-average-vector-acceleration-and-the-average-scalar-acceleration-of-the-athlete-at-the-end-of-a-complete-lap-e2f91a7f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-thermal-power-of-an-engine-or-the-thermal-power-generated-by-a-certain-heat-source-such-as-the-power-generated-by-an-engine/a-mechanical-engineer-is-assessing-the-performance-of-an-internal-combustion-engine-used-in-vehicles-this-engine-produces-500-kj-of-thermal-energy-during-each-cycle-which-lasts-for-20-seconds-with-this-info-what-is-the-thermal-power-output-of-the-engine-0b56e223 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/in-a-factory-producing-electronic-toys-its-crucial-to-select-the-right-materials-for-the-electrical-components-to-ensure-the-products-are-safe-and-function-efficiently-those-involved-in-the-assembly-process-need-to-choose-conductive-wires-to-carry-the-current-and-insulating-materials-to-cover-these-wires-which-will-help-prevent-short-circuits-and-accidents-given-this-context-what-property-is-critical-for-a-material-to-qualify-as-an-insulator-in-the-electrical-wires-used-in-toy-manufacturing-ebdc7b7b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-cyclist-kicks-off-their-ride-at-a-speed-of-5-ms-after-15-seconds-they-pick-up-speed-steadily-reaching-a-speed-of-20-ms-what-was-the-average-scalar-acceleration-of-the-cyclist-during-this-time-period-de9e1192 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/an-engineer-is-designing-a-conveyor-belt-that-needs-to-run-with-a-consistent-circular-motion-to-effectively-distribute-parts-the-belt-has-a-radius-of-075-metres-and-currently-makes-120-revolutions-in-2-minutes-due-to-a-need-for-greater-productivity-the-engineer-plans-to-ramp-up-the-angular-velocity-by-40percent-with-these-adjustments-what-will-the-new-rotation-period-of-the-conveyor-belt-be-and-how-will-this-change-affect-the-angular-variation-over-a-90-second-interval-3d1c5ebb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/in-an-electronic-components-factory-two-types-of-wires-are-used-to-connect-different-parts-of-circuits-wire-a-measures-150-metres-in-length-and-has-a-cross-sectional-area-of-05-mm-made-from-copper-which-has-a-resistivity-of-168-10-wm-wire-b-however-is-200-metres-long-and-has-a-cross-sectional-area-of-08-mm-constructed-from-aluminum-with-a-resistivity-of-282-10-wm-using-ohms-2nd-law-and-the-ideas-around-resistivity-which-wire-will-have-a-higher-electrical-resistance-and-how-could-this-impact-the-efficiency-of-electrical-energy-transmission-in-the-factory-8413427a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/in-a-lab-experiment-two-wires-of-the-same-length-and-mass-per-unit-length-are-tensioned-differently-a-stationary-wave-is-created-in-the-second-harmonic-on-the-first-wire-while-the-second-wire-generates-a-stationary-wave-in-the-first-harmonic-considering-how-vibrations-behave-in-fixed-strings-how-can-we-relate-the-tensions-applied-to-the-two-wires-183d7e47 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/in-a-lab-a-scientist-heats-up-a-quantity-of-water-thats-contained-in-a-sealed-glass-cylinder-as-the-temperature-goes-up-we-notice-that-the-water-level-also-rises-inside-the-cylinder-taking-into-account-how-materials-expand-with-heat-what-do-you-think-is-the-main-reason-for-this-increase-in-the-water-level-9606c27f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/a-cutting-edge-telescope-has-captured-stunning-images-of-various-structures-in-space-including-galaxies-black-holes-nebulae-and-stars-to-accurately-identify-these-structures-which-of-the-following-features-is-crucial-for-recognising-a-galaxy-and-setting-it-apart-from-other-celestial-objects-091cfe16 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/a-periscope-uses-two-parallel-plane-mirrors-to-allow-someone-to-see-over-obstacles-if-the-first-mirror-is-angled-at-45-relative-to-the-path-of-the-incoming-beam-of-light-according-to-the-laws-of-reflection-what-should-the-angle-of-the-second-mirror-be-so-that-the-reflected-light-travels-back-in-the-same-direction-as-the-observer-3c88d1ac 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniformly-accelerated-motion-is-calculate-initial-velocity-final-velocity-acceleration-position-change-or-travel-time-of-an-object-moving-with-constant-acceleration/a-vehicle-is-travelling-along-a-straight-road-at-an-initial-speed-of-20-ms-when-the-driver-spots-an-obstacle-ahead-they-hit-the-brakes-which-causes-the-car-to-slow-down-uniformly-until-it-comes-to-a-full-stop-after-covering-a-distance-of-80-meters-given-the-principles-of-uniformly-varied-motion-what-is-the-average-acceleration-of-the-vehicle-during-the-braking-process-1cf0d1e6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-photoelectric-effect-is-a-phenomenon-observed-in-quantum-physics-where-electrons-are-emitted-from-materials-usually-metals-when-they-absorb-energy-from-light-photons/in-a-photoelectric-effect-experiment-a-metal-surface-is-exposed-to-light-of-various-frequencies-and-its-observed-that-electrons-are-only-emitted-above-a-certain-minimum-frequency-furthermore-the-maximum-kinetic-energy-of-these-emitted-electrons-increases-in-a-straight-line-with-the-frequency-of-the-incoming-light-based-on-these-findings-which-of-the-following-statements-best-explains-the-observed-behaviour-according-to-quantum-physics-theory-f247da19 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/to-keep-the-voltage-stable-in-a-circuit-a-technician-employs-a-spherical-capacitor-the-inner-and-outer-spheres-have-radii-of-300-cm-and-500-cm-respectively-with-air-as-the-medium-in-between-whats-the-capacitance-of-this-capacitor-295bb8fd 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-resistance-and-resistivity-of-materials-are-differentiating-between-them-calculate-the-electrical-resistance-through-resistivity-length-and-cross-sectional-area-of-the-conductor/in-a-physics-lab-two-conductive-wires-made-from-different-materials-are-used-to-connect-a-voltage-source-in-the-same-electrical-setup-wire-a-is-200-meters-long-with-a-cross-sectional-area-of-150-10-m-while-wire-b-measures-300-meters-in-length-and-has-a-cross-sectional-area-of-200-10-m-if-we-know-that-the-resistivity-of-wire-as-material-is-168-10-wm-what-should-the-resistivity-of-wire-bs-material-be-to-ensure-both-wires-have-equal-electrical-resistance-9ae1427d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-uniform-circular-motion-is-calculate-angular-variations-period-and-angular-velocity-in-uniform-circular-motion/a-funfair-has-a-carousel-that-spins-in-a-smooth-circular-motion-completing-240-full-turns-in-4-minutes-given-that-the-distance-from-the-centre-of-the-carousel-to-one-of-the-seats-is-15-metres-what-is-the-centripetal-acceleration-felt-by-the-seat-during-the-ride-14af8400 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/write-a-wave-equation-that-can-describe-wave-motion-as-a-function-of-time-using-sinusoidal-functions-to-describe-that-motion/an-engineer-is-examining-the-vibrations-in-a-power-transmission-line-to-model-the-wave-movement-in-the-line-he-employs-sinusoidal-functions-that-illustrate-the-displacement-over-time-with-an-amplitude-of-25-metres-and-a-period-of-4-seconds-what-is-the-equation-that-represents-the-wave-movement-in-the-transmission-line-12b28c4b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/a-city-aims-to-diversify-its-energy-sources-to-boost-sustainability-and-cut-down-on-pollution-to-achieve-this-it-is-looking-into-solar-panels-alongside-the-installation-of-coal-fired-power-stations-given-this-context-which-of-the-following-options-best-illustrates-the-difference-between-the-energy-sources-being-considered-e47e4123 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-simple-pendulum-exhibits-simple-harmonic-motion-with-an-amplitude-of-05-metres-and-a-period-of-2-seconds-using-the-connection-between-simple-harmonic-motion-shm-and-uniform-circular-motion-ucm-find-the-angular-velocity-of-the-corresponding-circular-motion-427a58b4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/an-engineer-is-designing-a-submarine-that-needs-to-operate-in-deep-water-to-ensure-the-vessel-is-safe-its-important-to-calculate-the-pressure-exerted-by-the-water-column-on-the-submarines-structure-at-a-specific-depth-given-that-the-density-of-seawater-is-about-1025-kgm-and-the-acceleration-due-to-gravity-is-981-ms-determine-the-depth-at-which-the-total-pressure-including-the-atmospheric-pressure-of-101325-pa-will-equal-three-times-the-atmospheric-pressure-2b78b961 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-block-of-mass-m-is-placed-at-the-top-of-an-inclined-ramp-with-a-height-h-above-the-ground-once-released-the-block-slides-down-the-ramp-without-any-friction-until-it-reaches-the-bottom-by-applying-the-principle-of-conservation-of-mechanical-energy-what-is-the-speed-of-the-block-upon-hitting-the-ground-340cb668 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-force-of-the-earth-as-a-function-of-the-earths-radius-calculate-the-gravity-of-other-planets-based-on-their-mass-and-radius-and-the-universal-constant/aerospace-engineers-are-embarking-on-a-mission-to-explore-various-planets-in-our-solar-system-to-figure-out-the-gravitational-force-that-affects-the-spacecraft-on-each-planet-they-must-take-into-account-the-mass-and-radius-of-the-planets-involved-since-the-gravitational-force-at-the-surface-of-a-planet-is-directly-proportional-to-its-mass-and-inversely-proportional-to-the-square-of-its-radius-which-of-the-following-statements-best-describes-the-gravitational-force-on-mars-in-comparison-to-earth-considering-that-mars-has-about-0107-times-the-mass-of-earth-and-0533-times-its-radius-1c1bafa9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-bodies-in-orbits-of-other-planets-such-as-celestial-bodies-orbiting-the-sun-application-of-keplers-laws-or-calculation-of-escape-velocities-from-planets/an-artificial-satellite-is-orbiting-the-earth-in-a-circular-path-at-a-height-where-its-orbital-period-matches-the-earths-rotation-period-given-the-mass-of-the-earth-as-597-10-kg-and-the-radius-of-the-earth-as-637-10-m-calculate-the-necessary-orbital-speed-for-the-satellite-to-maintain-this-stable-orbit-f229b1ee 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-for-a-rigid-body-to-be-stationary-it-needs-to-have-the-sum-of-its-forces-and-the-sum-of-its-moments-equal-to-zero-solve-statics-problems-and-find-the-forces-acting-on-the-main-components/a-rigid-beam-measuring-6-metres-long-is-supported-at-two-points-a-and-b-with-a-situated-2-metres-from-one-end-and-b-at-the-opposite-end-a-force-of-500-n-is-applied-at-the-free-end-forming-a-30-degree-angle-with-the-horizontal-given-that-the-beam-is-in-equilibrium-calculate-the-vertical-reactions-at-supports-a-and-b-432a0a08 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-in-simple-harmonic-motion-there-is-conservation-of-kinetic-energy-and-calculate-the-velocity-at-certain-points-or-the-deformation-of-the-spring/an-engineering-lab-is-working-on-a-suspension-system-for-vehicles-that-utilises-a-spring-with-a-spring-constant-of-500-nm-to-soak-up-impacts-when-a-1000-kg-vehicle-compresses-the-spring-vertically-by-030-m-from-its-resting-position-it-begins-simple-harmonic-motion-without-any-friction-to-ensure-the-system-works-efficiently-engineers-must-determine-the-maximum-velocity-of-the-mass-during-this-motion-using-the-principle-of-conservation-of-mechanical-energy-in-the-system-what-is-the-maximum-velocity-of-the-mass-cf693111 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/an-engineer-is-working-on-designing-an-energy-storage-system-using-capacitors-he-connects-three-capacitors-in-parallel-the-first-has-a-capacitance-thats-double-that-of-the-second-while-the-third-capacitor-has-a-capacitance-equal-to-the-combined-capacitance-of-the-first-two-if-the-system-is-exposed-to-a-potential-difference-of-15-v-and-the-total-charge-stored-is-45-c-what-is-the-capacitance-of-each-capacitor-cf3a9737 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-cycle-has-a-maximum-efficiency-recognize-that-this-is-the-efficiency-of-the-carnot-cycle-and-calculate-the-heat-exchanged-or-the-efficiency-of-a-carnot-cycle-for-certain-temperatures/a-perfect-thermal-power-plant-works-in-a-carnot-cycle-between-a-heat-source-at-600-k-and-a-cold-reservoir-at-300-k-if-the-plant-does-1800-j-of-work-during-the-cycle-what-is-the-quantity-of-heat-taken-from-the-hot-source-and-what-is-the-efficiency-of-the-carnot-cycle-2faad967 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/an-electron-microscope-uses-electrons-to-capture-high-resolution-images-of-tiny-samples-based-on-the-heisenberg-uncertainty-principle-the-uncertainty-in-position-dx-and-the-uncertainty-in-momentum-dp-of-the-electrons-are-connected-by-the-inequality-dx-dp-2-if-we-reduce-the-uncertainty-in-position-to-100-10-meters-lets-figure-out-the-minimum-uncertainty-in-the-momentum-of-the-electrons-cd5c2a92 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-existing-gaseous-transformations-calculate-volume-pressure-temperature-and-number-of-moles-in-gaseous-transformations/in-this-lab-experiment-we-have-050-mol-of-an-ideal-gas-contained-in-a-vessel-with-an-initial-volume-of-200-l-and-a-temperature-of-300-k-the-gas-is-first-subjected-to-an-isothermal-compression-until-it-reaches-a-volume-of-100-l-after-which-it-is-heated-at-constant-pressure-until-the-temperature-climbs-to-450-k-based-on-these-transformations-what-is-the-final-volume-of-the-gas-after-both-processes-501122f0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/in-a-basic-electrical-circuit-a-power-supply-is-linked-to-two-components-a-resistor-and-an-led-with-this-setup-in-mind-can-you-identify-which-part-serves-as-the-generator-and-which-functions-as-the-receiver-of-electrical-energy-4ba785cf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-speed-of-an-object-in-uniformly-accelerated-motion-based-on-the-initial-and-final-speeds-such-as-for-an-object-with-an-initial-speed-of-2-ms-and-8-ms-its-average-speed-is-5-ms/on-a-road-trip-a-driver-speeds-up-steadily-from-a-standstill-to-reach-20-ms-in-8-seconds-after-cruising-at-that-speed-for-12-seconds-he-slows-down-at-a-steady-rate-until-coming-to-a-stop-in-4-seconds-throughout-the-entire-journey-what-was-the-average-speed-of-the-car-52f0785e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-critical-angle-of-incidence-that-a-light-beam-can-have-when-passing-from-a-medium-with-a-higher-index-to-one-with-a-lower-index-solve-critical-angle-problems-such-as-calculating-the-critical-angle-of-a-beam-exiting-water/a-researcher-is-developing-an-underwater-observatory-that-uses-light-beams-to-send-images-of-the-aquatic-environment-to-the-surface-to-ensure-the-efficiency-of-this-transmission-its-essential-to-calculate-the-critical-angle-of-incidence-for-the-light-beams-moving-from-water-refractive-index-n-133-to-air-refractive-index-n-100-what-is-the-minimum-critical-angle-that-the-beams-must-have-when-leaving-the-water-to-avoid-total-internal-reflection-and-ensure-clarity-in-the-transmitted-images-d8fe0915 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-when-a-body-can-have-its-momentum-conserved-and-use-momentum-to-solve-problems-such-as-velocities-after-a-collision/a-car-weighing-1500-kg-is-travelling-at-25-ms-when-it-crashes-into-a-stationary-truck-that-has-a-mass-of-3000-kg-using-the-principle-of-conservation-of-momentum-what-will-be-the-speed-of-both-vehicles-immediately-after-the-collision-1a55a058 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/in-a-materials-lab-a-steel-bar-measuring-300-meters-is-heated-increasing-its-temperature-from-25c-to-80c-given-that-the-linear-expansion-coefficient-for-steel-is-120-10-c-what-will-the-new-length-of-the-bar-be-after-it-expands-due-to-the-heat-ea9aaf6a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-lens-makers-equation-to-calculate-radii-of-curvature-focal-lengths-or-refractive-indices/a-local-optical-company-is-working-on-a-new-model-of-corrective-lenses-given-that-the-refractive-index-of-the-material-used-is-155-and-that-the-required-focal-length-for-the-lens-is-25-cm-with-the-back-surface-of-the-lens-being-flat-we-need-to-find-the-radius-of-curvature-for-the-front-surface-using-the-lens-manufacturers-equation-what-should-this-radius-of-curvature-be-af8bcf02 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/an-ophthalmologist-is-assessing-the-vision-of-a-patient-suffering-from-myopia-considering-that-the-average-focal-distance-of-the-human-eye-is-around-17-mm-what-would-be-the-focal-distance-of-the-corrective-lens-required-to-properly-align-the-focal-point-so-that-the-image-is-correctly-projected-onto-the-retina-f94b4dbf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/a-researcher-heats-a-plastic-container-filled-with-liquid-from-25c-to-75c-during-the-heating-process-its-noted-that-the-liquid-level-inside-the-container-rises-taking-into-account-thermal-expansion-what-primarily-causes-this-increase-in-the-liquid-level-9b91c8bc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/in-a-school-lab-students-are-investigating-an-ideal-gas-thats-kept-in-a-container-at-a-temperature-of-400-k-given-that-the-molar-mass-of-the-gas-is-0028-kgmol-what-would-be-the-average-speed-of-its-molecules-584d836f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-main-graphs-of-uniformly-accelerated-motion-such-as-the-graph-between-velocity-and-position-is-a-line-use-and-solve-problems-involving-graphs-of-uniformly-accelerated-motion/a-car-starts-from-a-standstill-and-accelerates-steadily-for-the-first-8-seconds-reaching-a-specific-speed-it-then-maintains-that-speed-for-another-12-seconds-based-on-the-graphs-of-uniformly-varying-motion-which-of-the-following-representations-best-describes-the-relationship-between-the-speed-and-position-of-this-car-throughout-its-journey-40157e3f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-snells-law-to-calculate-deviations-of-rays-passing-from-one-medium-to-another-and-the-speed-of-light-propagation-in-various-media/while-diving-into-a-pool-a-student-spots-an-object-sitting-at-a-45-angle-to-the-surface-of-the-water-given-that-the-refractive-index-of-air-is-100-and-that-of-water-is-133-what-will-be-the-angle-of-refraction-of-the-light-ray-when-it-moves-from-air-into-water-fdff773a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-electric-field-generated-to-the-electric-force-calculate-the-electric-field-generated-by-a-specific-charge-verify-the-magnitude-direction-and-sense-of-an-electric-field/in-a-physics-lab-a-student-sets-up-a-positive-electric-charge-of-300-c-at-a-fixed-point-nearby-this-charge-he-aims-to-find-out-how-the-electric-field-behaves-in-different-spots-around-it-considering-how-electric-charges-interact-which-of-the-following-statements-best-describes-the-direction-and-nature-of-the-electric-field-created-by-the-positive-charge-in-relation-to-a-test-charge-placed-close-by-c0bd5eea 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/in-a-thermodynamics-lab-a-student-is-exploring-the-average-speed-of-the-molecules-in-two-different-gases-gas-x-and-gas-y-which-are-both-at-the-same-temperature-and-pressure-he-notices-that-gas-x-has-molecules-with-a-higher-molar-mass-compared-to-those-in-gas-y-according-to-the-kinetic-theory-of-gases-which-of-the-following-statements-about-the-average-speed-of-the-molecules-in-these-gases-is-accurate-bf4c8489 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-a-practical-physics-lesson-learners-used-iron-filings-to-visualise-the-magnetic-field-lines-around-a-bar-magnet-by-looking-at-the-pattern-created-by-the-filings-they-could-identify-the-direction-and-shape-of-the-field-lines-which-of-the-following-statements-best-describes-how-the-magnetic-field-lines-behave-in-this-experiment-14bc630f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/analyze-stellar-evolution-by-associating-it-with-models-of-origin-and-distribution-of-chemical-elements-in-the-universe-understanding-their-relationships-with-the-conditions-necessary-for-the-emergence-of-solar-systems/stars-undergo-various-stages-throughout-their-lifespan-during-which-they-create-and-release-chemical-elements-that-are-vital-for-the-development-of-solar-systems-massive-stars-conclude-their-lives-with-spectacular-supernova-explosions-enriching-the-space-between-stars-with-heavier-elements-what-is-the-primary-outcome-of-this-process-for-the-emergence-of-new-solar-systems-98aebdf6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-renewable-and-non-renewable-energy-recognize-what-the-main-sources-of-renewable-energy-are-and-which-are-under-development/with-the-growth-of-sustainable-technologies-many-communities-are-stepping-up-to-adopt-renewable-energy-sources-in-an-effort-to-lessen-their-environmental-footprint-a-case-in-point-is-the-city-of-solverde-which-has-rolled-out-solar-and-wind-energy-systems-to-meet-a-portion-of-its-energy-needs-which-of-the-following-options-highlights-an-advantage-of-renewable-energy-sources-over-non-renewable-ones-07015d66 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-average-speed-of-a-gas-is-and-how-to-calculate-it/in-a-lab-experiment-a-sample-of-ideal-gas-is-maintained-at-a-constant-temperature-of-300-k-which-results-in-an-average-molecular-speed-of-500-ms-if-we-elevate-the-temperature-of-the-gas-to-600-k-while-keeping-the-mass-of-the-molecules-unchanged-what-will-be-the-new-average-molecular-speed-2eae67c6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-diver-plans-to-fully-submerge-a-box-of-equipment-in-water-the-box-displaces-a-volume-of-235-litres-when-submerged-given-that-the-density-of-water-is-100-gcm-what-is-the-buoyant-force-acting-on-the-box-6a9fabaa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-collision-problems-of-bodies-in-two-or-more-dimensions-using-the-coefficient-of-restitution-for-this-purpose/two-blocks-with-different-masses-move-at-right-angles-to-each-other-and-collide-at-a-point-taking-into-account-the-coefficient-of-restitution-of-the-collision-what-will-be-the-relationship-between-the-velocities-of-the-blocks-after-the-impact-80ef2f56 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-cyclist-goes-downhill-a-slope-of-50-meters-using-brakes-to-slow-down-given-that-the-friction-force-remains-constant-during-the-descent-and-the-change-in-the-cyclists-kinetic-energy-is-200-joules-what-is-the-work-done-by-the-friction-force-ad3348b0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/a-rectangular-reservoir-has-a-depth-that-ranges-from-2-metres-at-the-shallow-end-to-5-metres-at-the-deep-end-two-valves-are-fitted-on-the-walls-of-the-reservoir-valve-a-at-the-shallow-end-and-valve-b-at-the-deep-end-using-stevins-theorem-what-is-the-pressure-difference-of-the-water-between-valve-b-and-valve-a-take-the-density-of-water-as-1000-kgm-and-the-acceleration-due-to-gravity-as-981-ms-ignoring-atmospheric-pressure-5cb94311 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-sound-intensity-is-a-measure-of-the-amount-of-energy-that-a-sound-wave-carries-per-unit-of-time-through-a-unit-area-and-calculate-it/in-a-classroom-experiment-two-loudspeakers-with-varying-power-outputs-are-set-up-at-different-distances-from-a-listening-spot-the-first-loudspeaker-has-a-power-of-120-w-and-is-located-4-metres-away-from-the-spot-while-the-second-loudspeaker-has-a-power-of-80-w-and-is-just-2-metres-away-given-that-sound-intensity-is-inversely-proportional-to-the-square-of-the-distance-and-directly-proportional-to-the-power-output-of-the-source-which-loudspeaker-produces-a-greater-sound-intensity-at-the-listening-spot-41db8621 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/equation-the-oblique-motion-verifying-that-it-consists-of-a-uniform-motion-in-one-axis-and-a-uniformly-varied-motion-in-another/a-projectile-is-launched-at-an-angle-with-an-initial-speed-of-40-ms-making-a-35-angle-with-the-horizontal-taking-the-acceleration-due-to-gravity-as-981-ms-and-ignoring-air-resistance-which-of-the-following-equations-accurately-represents-the-horizontal-and-vertical-positions-of-the-projectile-as-a-function-of-time-0f9ec1d0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-torque-of-a-force-is-a-measure-of-the-tendency-to-rotate-a-certain-body-and-calculate-it-using-the-formula-tf-x-d-x-sin-a/on-a-construction-site-a-steel-beam-measuring-6-meters-is-held-up-at-its-centre-point-to-the-left-of-the-fulcrum-three-forces-are-applied-250-n-at-1-meter-making-a-30-angle-with-the-horizontal-150-n-at-2-meters-at-a-45-angle-to-the-horizontal-and-100-n-at-15-meters-forming-a-60-angle-with-the-horizontal-for-the-beam-to-remain-in-static-equilibrium-what-force-needs-to-be-applied-on-the-right-side-of-the-fulcrum-at-2-meters-acting-perpendicular-to-the-beam-933eda8d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/a-cyclist-rides-around-a-circular-track-with-a-radius-of-10-meters-finishing-one-full-lap-in-4-minutes-if-we-consider-the-cyclists-motion-as-uniform-angular-displacement-calculate-the-angular-displacement-in-radians-after-1-minute-and-30-seconds-09cd2aa9 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-a-flat-mirror-is-verify-that-the-distance-from-the-flat-mirror-to-the-image-is-equal-to-the-distance-from-the-mirror-to-the-object-solve-problems-involving-flat-mirrors/in-a-creative-installation-two-flat-mirrors-are-positioned-to-create-a-60-angle-between-them-an-object-is-placed-in-the-space-between-the-mirrors-at-a-distance-of-20-cm-from-each-mirror-given-that-multiple-images-are-created-through-successive-reflections-between-the-mirrors-how-many-unique-images-of-the-object-will-be-seen-4cc029bc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-field-generated-by-a-loop-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-loops/in-a-lab-experiment-a-circular-loop-with-radius-r-is-used-to-create-a-magnetic-field-right-at-the-centre-of-the-loop-if-the-radius-of-the-loop-is-increased-to-2r-while-keeping-the-current-intensity-the-same-how-will-this-impact-the-strength-of-the-magnetic-field-at-the-loops-centre-16e29f02 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/an-engineer-is-working-on-an-electric-generator-that-features-a-rectangular-coil-with-an-area-a-050-m-set-at-right-angles-to-a-steady-magnetic-field-with-an-intensity-b-080-t-the-coil-is-rotating-at-a-consistent-angular-velocity-of-w-200-rads-taking-into-account-the-rotational-movement-of-the-coil-what-is-the-expression-for-the-magnetic-flux-f-that-passes-through-the-area-of-the-coil-over-time-and-does-this-flux-remain-constant-or-does-it-change-through-time-1459b2d6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-latent-heat-solve-problems-involving-heat-exchanges-with-state-changes-such-as-the-change-from-ice-to-water/a-researcher-is-setting-up-an-experiment-to-melt-250-grams-of-ice-at-5c-and-change-it-into-water-at-0c-given-that-the-specific-heat-of-ice-is-209-jgc-and-the-latent-heat-of-fusion-of-ice-is-334-jg-what-is-the-total-amount-of-heat-required-for-this-transformation-59f2d7dc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-a-current-carrying-wire-solve-problems-requiring-the-calculation-of-magnetic-fields-generated-by-wires-traversed-by-currents/in-a-physics-lab-a-long-straight-wire-carries-a-steady-electric-current-of-8-a-a-student-is-keen-to-find-out-the-strength-of-the-magnetic-field-created-by-this-wire-at-a-distance-of-15-cm-assuming-there-are-no-other-nearby-wires-what-is-the-strength-of-the-magnetic-field-at-this-location-c281a07c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-thermal-machines-verifying-whether-it-is-possible-or-not-calculate-the-heat-generated-or-the-efficiency-of-notable-cycles-and-thermal-machines/a-thermal-power-station-operates-between-a-heat-source-at-500-k-and-a-cold-reservoir-at-300-k-given-that-the-station-functions-as-a-reversible-thermal-machine-what-is-the-maximum-theoretical-efficiency-that-this-station-can-achieve-9a182c87 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-a-physics-lab-two-protons-are-fixed-at-different-points-on-a-flat-surface-the-first-proton-is-at-the-origin-of-the-coordinate-system-while-the-second-one-is-positioned-05-meters-along-the-x-axis-a-third-proton-is-placed-at-the-point-0-05-meters-if-we-consider-only-the-electric-forces-acting-between-the-protons-what-is-the-magnitude-of-the-force-on-the-third-proton-30f2bb2c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-flux-that-passes-through-an-area-verify-if-this-flux-is-constant-or-varied/in-a-physics-experiment-a-rectangular-loop-with-an-area-of-02-m-is-set-up-perpendicular-to-a-consistent-magnetic-field-of-15-t-the-researcher-is-looking-to-find-out-the-magnetic-flux-that-flows-through-the-loop-during-the-experiment-what-is-the-magnetic-flux-that-flows-through-the-loop-1cca11fe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-the-power-of-a-body-with-its-speed-generated-at-that-moment-using-the-formula-pf-v-where-the-power-is-given-by-the-product-of-the-applied-force-by-the-speed-of-the-body/maria-is-pushing-a-trolley-with-a-consistent-force-of-80-n-applied-at-a-45-degree-angle-to-the-horizontal-the-trolley-moves-at-a-steady-speed-of-15-ms-across-the-supermarket-floor-given-the-uniform-motion-what-is-the-power-generated-by-maria-during-this-push-2f6cb107 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-calculate-the-electric-potential-as-the-division-of-work-done-by-the-charge-relate-the-electric-potential-to-other-magnitudes-such-as-work-and-the-electric-field/in-a-system-with-three-point-charges-two-q-charges-placed-at-the-corners-of-an-equilateral-triangle-with-side-length-a-and-a-2q-charge-situated-at-the-centre-of-the-triangle-a-positive-test-charge-q-is-moved-from-the-corner-of-one-of-the-q-charges-to-the-centre-of-the-triangle-given-that-the-electric-potential-at-each-point-is-the-total-of-the-individual-potentials-from-the-charges-what-is-the-change-in-electric-potential-between-the-starting-corner-and-the-centre-of-the-triangle-3d960e75 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-research-lab-is-using-a-laser-that-emits-light-with-a-wavelength-of-500-nm-to-explore-the-photoelectric-effect-in-a-particular-metal-given-that-plancks-constant-is-663-10-js-and-the-speed-of-light-is-300-10-ms-calculate-the-energy-of-each-photon-emitted-by-the-laser-69ac5553 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-generators-and-receivers-are-find-them-in-a-given-circuit-solve-problems-involving-receivers-and-generators-such-as-finding-the-current-in-a-circuit-containing-a-real-generator/a-factory-uses-a-generator-to-supply-power-to-various-pieces-of-industrial-equipment-which-act-as-load-devices-the-generator-has-a-specific-voltage-of-electromotive-force-e-and-an-internal-resistance-r-given-that-the-equipment-is-linked-in-parallel-how-does-the-internal-resistance-of-the-generator-impact-the-overall-current-supplied-to-the-circuit-and-the-voltage-delivered-to-each-piece-of-equipment-95f8cef5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/an-engineer-is-working-on-a-building-design-and-needs-to-determine-the-force-applied-in-newtons-he-measured-the-mass-of-a-load-as-500-grams-and-the-acceleration-at-981-metres-per-second-squared-using-the-international-system-of-units-what-is-the-correct-value-of-the-force-exerted-on-the-load-da043a06 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-photons-are-and-calculate-their-energy-or-quantities/a-factory-uses-light-from-different-lasers-to-carry-out-photolithography-processes-in-the-production-of-integrated-circuits-the-first-laser-emits-photons-with-a-wavelength-of-400-nm-while-the-second-one-works-at-a-wavelength-of-600-nm-to-ensure-that-the-total-energy-remains-constant-during-the-process-the-engineer-needs-to-find-the-ratio-between-the-number-of-photons-emitted-by-each-laser-since-the-energy-of-a-photon-is-inversely-related-to-its-wavelength-what-is-the-ratio-of-the-number-of-photons-emitted-by-the-600-nm-laser-in-comparison-to-the-400-nm-laser-00407fba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-second-law-of-thermodynamics-is-which-states-that-heat-cannot-flow-from-the-cold-source-to-the-hot-source-spontaneously-and-use-it-to-solve-exercises/a-refrigerator-works-by-moving-heat-from-a-cool-space-at-275-k-to-a-warmer-space-at-300-k-utilising-some-external-energy-based-on-the-second-law-of-thermodynamics-which-of-the-following-statements-correctly-reflects-the-efficiency-of-this-process-22db4bfa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/an-aircraft-relies-on-bernoullis-principle-to-create-lift-while-flying-the-wings-are-designed-in-such-a-way-that-air-flows-quicker-over-the-top-than-underneath-in-light-of-bernoullis-principle-what-occurs-with-the-air-pressure-on-the-top-of-the-wings-versus-the-bottom-0f0e52a5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-rotation-of-a-mirror-knowing-that-the-ray-exiting-the-mirror-rotates-twice-as-much-as-the-incident-angle-rotated/in-an-optics-experiment-a-learner-directs-a-beam-of-light-at-a-flat-mirror-at-an-angle-of-30-to-the-normal-the-learner-then-rotates-the-mirror-clockwise-by-a-specific-angle-noticing-that-the-reflected-beam-adjusts-its-angle-by-60-from-its-original-position-what-was-the-angle-of-rotation-applied-to-the-mirror-b551b6ca 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-use-of-a-camera-obscura-calculating-for-example-the-size-of-the-camera-or-the-distance-from-the-camera-to-the-object/a-physics-teacher-sets-up-a-demo-in-a-darkened-room-to-illustrate-how-images-are-formed-he-places-an-object-8-meters-away-from-the-chambers-opening-and-adjusts-the-space-between-the-opening-and-the-projection-screen-to-25-meters-given-that-the-object-stands-12-meters-tall-how-high-will-the-image-appear-on-the-screen-63b6ba56 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-simple-harmonic-motion-is-a-movement-in-which-the-acceleration-of-an-object-is-directly-proportional-yet-opposite-in-direction-to-the-objects-displacement-verify-whether-a-body-is-in-shm-or-not/in-a-physics-lab-a-student-attaches-a-mass-to-a-spring-and-tracks-its-position-over-time-arriving-at-the-displacement-function-st-008-cos500p-t-30-meters-simultaneously-he-measures-the-masss-acceleration-and-notices-that-it-changes-according-to-the-function-at-considering-the-principles-of-simple-harmonic-motion-what-can-the-student-conclude-about-the-movement-of-the-mass-659aaa3c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-coefficient-of-restitution-is-its-meaning-and-the-different-types-of-collision-use-the-coefficient-of-restitution-to-calculate-velocity-values-before-or-after-collisions/a-ball-weighing-05-kg-is-thrown-straight-up-at-a-speed-of-10-ms-and-hits-the-ground-after-bouncing-its-speed-is-reversed-and-reduced-to-6-ms-using-the-coefficient-of-restitution-calculate-the-value-of-this-coefficient-for-the-collision-between-the-ball-and-the-ground-6b55cbd4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-a-lab-experiment-two-electrically-charged-spheres-are-placed-050-metres-apart-the-first-sphere-carries-a-charge-of-200-c-while-the-second-sphere-has-a-charge-of-300-c-using-coulombs-law-what-is-the-size-of-the-electric-force-acting-between-the-two-spheres-2320ff86 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/in-a-physics-lab-two-magnets-of-varying-shapes-are-placed-in-close-proximity-to-each-other-arranged-in-different-orientations-its-noted-that-depending-on-how-the-poles-are-aligned-the-strength-of-the-attraction-or-repulsion-between-them-varies-quite-a-bit-considering-the-characteristics-of-magnetic-fields-and-how-the-shapes-of-the-magnets-influence-this-what-is-the-key-factor-that-causes-the-differences-in-force-observed-between-the-magnets-in-various-setups-e1fe5e4e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/an-engineering-firm-is-working-on-the-design-of-a-parallel-plate-capacitor-for-an-energy-storage-system-the-plates-of-the-capacitor-have-an-area-of-008-m-and-are-spaced-apart-by-a-distance-of-00025-m-the-gap-between-the-plates-is-filled-with-a-dielectric-material-with-an-unknown-relative-dielectric-constant-to-guarantee-the-systems-efficiency-the-capacitance-of-the-capacitor-must-be-5-f-what-should-the-value-of-the-relative-dielectric-constant-of-the-material-be-c5933c17 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-diver-is-balanced-at-a-depth-of-2000-meters-in-a-swimming-pool-given-that-water-has-a-density-of-1000-kgm-and-the-acceleration-due-to-gravity-is-981-ms-what-is-the-total-pressure-acting-on-the-diver-at-that-depth-c0a9e9ce 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-open-and-closed-tubes-understand-vibration-in-tubes-such-as-in-the-stationary-regime-relating-the-wavelength-with-the-respective-harmonic-and-with-the-length-of-the-tube/in-a-lab-experiment-a-student-notices-that-when-creating-a-vibration-in-a-sound-tube-the-first-harmonic-has-a-wavelength-that-is-twice-the-total-length-of-the-tube-based-on-this-observation-what-is-the-setup-of-the-tube-used-in-the-experiment-81cc1d71 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/in-a-lab-a-student-heats-a-glass-bottle-filled-with-500-ml-of-water-increasing-the-temperature-of-the-water-by-30c-considering-both-the-water-and-the-bottle-experience-thermal-expansion-which-of-the-following-scenarios-best-describes-what-happens-to-the-water-level-in-the-bottle-after-heating-68a87c83 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/we-have-a-system-featuring-three-point-charges-set-up-at-the-corners-of-an-isosceles-triangle-the-two-charges-at-the-base-are-positive-each-with-a-strength-of-q-while-the-charge-at-the-top-vertex-is-negative-with-a-strength-of-2q-in-light-of-this-setup-which-of-the-following-options-accurately-describes-the-direction-of-the-electric-field-lines-at-the-midpoint-of-the-triangle-ec9c4939 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-and-understand-elastic-potential-energy-and-work-to-solve-problems/a-learner-carries-out-a-school-experiment-using-a-spring-to-store-elastic-potential-energy-they-apply-various-forces-to-compress-the-spring-and-make-note-of-the-resulting-displacements-given-that-elastic-potential-energy-is-influenced-by-the-amount-of-displacement-which-of-the-options-below-accurately-connects-elastic-potential-energy-u-with-the-displacement-x-of-the-spring-2b1a81aa 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/during-an-experiment-two-teachers-attach-two-strings-of-different-lengths-at-either-end-the-first-string-measures-15-meters-and-it-vibrates-at-the-third-harmonic-the-second-string-is-20-meters-long-and-vibrates-at-a-harmonic-that-produces-the-same-wavelength-as-in-the-first-string-given-that-both-strings-have-the-same-wave-propagation-speed-what-is-the-harmonic-number-observed-in-the-second-string-54c71dba 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-pressure-is-the-ratio-of-a-perpendicular-force-to-a-surface-divided-by-its-area-calculate-the-pressure-generated-on-a-body-or-surface-understand-what-atmospheric-pressure-is/a-diver-goes-down-to-a-depth-of-15-metres-in-a-freshwater-lake-given-that-the-atmospheric-pressure-at-the-surface-is-102-atm-and-that-the-density-of-water-is-1000-kgm-what-is-the-total-pressure-acting-on-the-diver-at-this-depth-382133c2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/in-an-optics-lab-a-student-shines-a-beam-of-light-onto-a-flat-mirror-making-an-angle-of-35-with-the-normal-to-the-surface-based-on-the-principles-of-reflection-what-would-the-angle-between-the-reflected-ray-and-the-normal-be-2d7a1803 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-static-friction-and-dynamic-friction-calculate-the-static-friction-force-acting-on-a-certain-body-and-the-maximum-static-friction-using-the-formula-fn-calculate-the-kinetic-friction-force-using-the-formula-fn/a-truck-of-total-mass-is-parked-on-a-slope-with-an-angle-of-inclination-8-to-the-horizontal-the-coefficient-of-static-friction-between-the-trucks-tyres-and-the-surface-of-the-slope-is-ms-while-the-coefficient-of-kinetic-friction-is-mk-calculate-the-minimum-force-parallel-to-the-slope-that-needs-to-be-applied-to-get-the-truck-moving-upwards-and-the-force-required-to-keep-it-moving-at-a-steady-speed-after-that-consider-the-acceleration-due-to-gravity-g-and-ignore-any-other-external-forces-de69c00a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/in-an-electrical-circuit-consisting-of-a-12-v-power-source-and-a-6-w-resistor-a-student-connects-an-ammeter-in-series-and-a-voltmeter-in-parallel-with-the-resistor-given-that-the-ammeter-has-very-little-internal-resistance-and-the-voltmeter-has-a-high-internal-resistance-what-will-the-ammeter-read-980f83e0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-constant-force-remembering-that-work-is-calculated-by-the-product-of-the-distance-traveled-the-value-of-the-force-and-the-cosine-of-the-angle-formed-between-them/a-worker-is-pulling-a-cart-with-a-constant-force-of-300-n-applied-to-a-cable-that-forms-a-45-angle-with-the-direction-of-movement-if-the-cart-travels-10-metres-in-a-straight-line-what-is-the-work-done-by-the-applied-force-153bf983 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-2-kg-mass-block-is-placed-at-the-top-of-an-inclined-ramp-angled-at-25-degrees-to-the-horizontal-with-a-length-of-5-meters-assuming-theres-no-friction-and-the-only-forces-acting-aside-from-gravity-are-those-from-the-normal-force-what-will-the-speed-of-the-block-be-when-it-reaches-the-end-of-the-ramp-339745e3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-galaxies-are-and-the-main-types-of-galaxies-that-exist-differentiate-galaxies-from-black-holes-nebulae-and-stars/while-stargazing-through-a-powerful-telescope-lucia-spotted-various-formations-in-the-night-sky-including-fixed-bright-stars-colourful-gas-clouds-and-a-large-structure-with-swirling-arms-based-on-her-understanding-of-galaxies-which-of-these-formations-did-lucia-likely-see-as-a-spiral-galaxy-cc6193bf 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-harmonic-motion-with-circular-motion-and-use-that-to-calculate-speeds-and-deformations/a-mass-spring-system-features-a-mass-of-3-kg-connected-to-a-spring-with-an-elastic-constant-of-27-nm-engaging-in-simple-harmonic-motion-horizontally-without-friction-the-amplitude-of-this-motion-is-015-m-and-it-has-a-frequency-of-15-hz-since-this-motion-can-be-visualised-as-the-projection-of-uniform-circular-motion-of-a-point-on-a-circle-with-a-radius-equal-to-the-amplitude-of-the-oscillations-lets-determine-both-the-angular-velocity-of-this-circular-motion-and-the-maximum-velocity-of-the-point-during-the-uniform-circular-motion-73431d00 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-the-main-types-of-lenses-such-as-converging-or-diverging-verifying-their-properties-and-characteristics/a-photographer-is-fine-tuning-his-camera-to-capture-crisp-images-of-far-off-subjects-he-realizes-that-by-swapping-out-the-current-lens-for-one-that-gathers-the-rays-of-light-to-a-focal-point-the-image-quality-improves-dramatically-based-on-this-insight-what-kind-of-lens-did-the-photographer-use-to-elevate-his-photographs-fd0f8a07 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-power-calculate-power-in-certain-circumstances-the-power-provided-by-an-engine-understanding-that-power-is-the-work-generated-divided-by-time/a-truck-is-hauling-a-load-that-requires-1500-j-of-work-to-be-transported-over-a-distance-of-30-metres-in-10-seconds-what-is-the-power-output-from-the-trucks-engine-0595a743 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-heat-flow-is-the-rate-at-which-heat-passes-through-a-certain-section-over-a-certain-period-of-time-calculate-the-heat-flow-that-flows-through-a-certain-body/a-house-is-being-assessed-for-how-well-it-keeps-the-heat-inside-during-winter-the-outer-walls-have-a-total-area-of-125-m-and-are-035-m-thick-with-a-thermal-conductivity-of-12-wmk-there-is-an-18c-difference-between-the-inside-of-the-house-and-the-outside-environment-what-is-the-heat-flow-through-the-walls-every-second-9b354cf7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-tools-such-as-graphs-to-calculate-the-work-of-a-force-using-the-idea-that-the-area-on-a-force-by-displacement-graph-is-numerically-equal-to-the-work-generated-by-the-force/a-driver-is-pushing-a-shopping-trolley-in-a-supermarket-the-graph-showing-the-force-applied-by-the-driver-relative-to-the-movement-of-the-trolley-indicates-a-constant-force-of-30-n-over-the-first-2-metres-then-a-force-that-increases-steadily-from-30-n-to-60-n-over-the-next-3-metres-what-is-the-total-work-done-by-the-driver-in-moving-the-trolley-04f6900b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-a-science-experiment-two-charged-objects-are-set-050-meters-apart-the-first-object-carries-a-charge-of-400-c-while-the-second-has-a-charge-of-200-c-taking-into-account-just-the-electrostatic-forces-at-play-what-is-the-resulting-force-acting-on-each-of-the-objects-871e8b40 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/when-compressing-a-gas-in-a-cylinder-the-volume-decreases-from-25-litres-to-15-litres-while-the-pressure-steadily-rises-to-300-kpa-since-1-litre-is-equal-to-0001-m-what-amount-of-work-did-the-external-force-perform-on-the-gas-throughout-this-process-1a31a7e7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-recognize-the-main-prefixes-of-the-international-system-milli-kilo-etc-perform-conversions-between-multiples-and-submultiples-of-the-main-units-of-measurement-of-the-international-system/at-an-environmental-research-station-scientists-are-keeping-track-of-rainfall-amounts-and-the-data-storage-capabilities-of-the-sensors-used-if-the-total-precipitation-over-a-week-was-85-millimetres-and-the-sensors-collect-25-gigabytes-of-data-each-day-which-of-the-following-conversions-accurately-reflects-both-measurements-in-the-international-system-of-units-3abc7ec0 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-maxima-and-minima-of-newtons-rings-or-use-it-to-calculate-wavelengths-or-thicknesses-of-bodies/a-optics-lab-employs-the-concept-of-newtons-rings-to-calculate-the-wavelength-of-a-light-source-by-placing-a-convex-lens-over-a-flat-glass-surface-interference-rings-are-seen-with-maximum-brightness-at-points-where-the-radius-of-the-n-th-ring-is-determined-by-rn-n-l-r-where-r-represents-the-curvature-radius-of-the-lens-and-l-is-the-wavelength-of-the-light-utilised-if-the-third-bright-ring-appears-at-a-radius-of-450-mm-and-the-fifth-ring-at-630-mm-what-is-the-wavelength-of-the-light-used-during-the-experiment-78e68aec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/to-improve-isolation-in-a-power-transmission-system-an-engineer-has-opted-to-use-a-spherical-capacitor-with-an-inner-radius-of-600-cm-and-an-outer-radius-of-1800-cm-situated-in-a-dielectric-medium-with-a-relative-permittivity-of-400-based-on-these-details-calculate-the-capacitance-of-this-spherical-capacitor-404e823f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-the-capacitance-of-capacitors-that-are-in-series-using-that-the-inverse-of-the-equivalent-capacitance-is-the-sum-of-the-inverses-of-the-capacitances/in-an-electronic-circuit-three-capacitors-with-capacitances-of-400-f-600-f-and-1200-f-are-linked-in-series-to-store-charge-whats-the-equivalent-capacitance-of-this-setup-dbe5f799 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-light-reflection-is-comprehend-that-when-there-is-a-reflection-on-a-surface-the-angle-of-incidence-is-equal-to-the-angle-of-reflection/in-a-factory-setting-theres-an-optical-device-that-comprises-two-flat-mirrors-arranged-so-that-the-second-mirror-is-tilted-at-30-relative-to-the-first-a-beam-of-light-hits-the-first-mirror-at-an-angle-of-45-to-the-normal-which-is-the-line-perpendicular-to-the-surface-of-the-mirror-after-bouncing-off-the-first-mirror-the-beam-then-travels-to-the-second-mirror-determine-the-angle-between-the-beam-reflected-by-the-second-mirror-and-the-original-path-of-the-incident-beam-6aa7581c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-indicate-the-lines-of-force-of-a-given-electric-field-in-a-region-such-as-the-field-lines-generated-by-a-point-charge-with-a-certain-charge-or-set-of-charges/in-a-physics-experiment-three-point-charges-are-set-up-in-a-plane-two-positive-charges-of-equal-strength-and-one-negative-charge-with-the-same-strength-as-the-positive-charges-considering-the-interactions-between-these-charges-how-do-the-electric-field-lines-arrange-themselves-in-the-area-close-to-the-charges-663559f3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-solenoids-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-solenoids/a-group-of-engineers-is-conducting-an-experiment-that-utilises-a-solenoid-to-create-a-consistent-magnetic-field-required-for-manipulating-charged-particles-the-solenoid-comprises-800-turns-stretched-over-a-length-of-04-metres-and-is-powered-by-an-electric-current-of-35-a-given-the-magnetic-constant-in-a-vacuum-m-4p-10-tma-what-is-the-strength-of-the-magnetic-field-produced-inside-the-solenoid-013ff87f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/during-a-musical-performance-two-different-instruments-are-playing-the-same-note-at-equal-volume-however-one-instrument-gives-off-a-sharper-sound-with-a-unique-quality-what-accounts-for-the-difference-in-how-these-two-instruments-sound-based-on-sound-wave-properties-9012d5ec 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-buoyancy-of-a-body-and-understand-its-meaning-solve-problems-of-submerged-bodies-that-require-the-calculation-of-buoyancy/a-ship-has-a-hull-with-a-total-volume-of-500-cubic-metres-and-is-fully-submerged-in-seawater-which-has-a-density-of-1025-kgm-calculate-the-buoyancy-acting-on-the-ships-hull-d9387a1e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-propagation-speed-of-the-image-when-a-mirror-approaches-or-moves-away-from-an-object-at-speed-v/in-a-physics-experiment-a-flat-mirror-is-moved-towards-a-fixed-object-at-a-speed-v-or-moves-away-from-it-at-the-same-speed-considering-how-the-reflected-image-is-formed-what-is-the-speed-of-the-moving-image-in-relation-to-the-object-90263133 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/study-the-movement-of-fluids-bernoullis-principle-states-that-in-an-ideal-flow-the-pressure-decreases-when-the-fluid-velocity-increases-and-vice-versa-keeping-the-total-energy-constant/in-a-horizontal-tube-with-a-varying-diameter-water-flows-at-a-speed-of-3-ms-in-the-widest-part-where-the-pressure-is-150-kpa-in-the-narrowest-part-of-the-tube-the-flow-speed-of-the-water-increases-to-6-ms-assuming-theres-no-energy-loss-due-to-friction-what-is-the-pressure-in-the-narrowest-section-according-to-bernoullis-principle-a930d65d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-a-gas-in-various-gas-transformations-using-the-change-in-volume-and-the-pressure-of-the-gas/a-cylinder-filled-with-an-ideal-gas-has-a-movable-piston-the-gas-experiences-a-change-that-starts-with-a-volume-of-200-l-at-a-pressure-of-100-kpa-and-finishes-with-a-volume-of-500-l-at-a-pressure-of-60-kpa-given-that-the-pressure-of-the-gas-changes-in-a-linear-manner-during-the-expansion-calculate-the-work-done-by-the-gas-in-this-scenario-1b2600b5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-cyclist-weighing-70-kg-starts-at-the-top-of-a-hill-thats-20-meters-high-as-he-rides-down-a-slope-angled-at-35-degrees-without-any-friction-lets-find-out-what-speed-he-can-hit-by-the-time-he-reaches-the-bottom-of-the-hill-as-he-converts-potential-energy-into-kinetic-energy-3c3dc7a4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-what-the-international-system-is-what-the-main-units-of-measurement-of-the-international-system-are-such-as-second-meter-or-kilogram-and-conversions-to-other-systems/a-civil-engineer-is-working-on-designing-a-road-and-needs-to-determine-the-average-speed-of-a-vehicle-that-travels-100-kilometers-in-2-hours-using-the-international-system-of-units-si-what-is-the-average-speed-of-the-vehicle-in-meters-per-second-2ed423a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-flow-rate-which-is-the-relationship-between-the-volume-of-a-fluid-that-passes-through-a-section-per-the-time-spent-such-as-the-water-flow-through-a-specific-pipe/in-a-pumping-station-two-pipes-of-different-sizes-are-used-to-move-water-from-a-storage-reservoir-to-an-irrigation-area-the-first-pipe-has-an-internal-diameter-of-03-meters-and-transports-900-cubic-meters-of-water-in-10-minutes-the-second-pipe-with-an-internal-diameter-of-05-meters-operates-under-the-same-pressure-conditions-since-the-flow-rate-is-directly-proportional-to-the-cross-sectional-area-of-the-pipe-what-is-the-flow-rate-of-water-in-the-second-pipe-in-cubic-meters-per-minute-9c9a4eeb 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/relate-kinetic-energy-to-the-work-done-by-a-force-solve-problems-using-work-and-kinetic-energy-to-calculate-forces-displacements-or-velocities/a-cart-with-mass-m-starts-moving-from-a-standstill-and-is-pushed-by-a-constant-force-f-along-an-incline-set-at-an-angle-8-to-the-horizontal-besides-this-applied-force-there-are-also-frictional-forces-that-relate-to-the-normal-force-after-travelling-a-distance-s-the-cart-achieves-a-final-speed-v-based-on-the-principles-of-work-and-kinetic-energy-what-is-the-accurate-relationship-among-the-forces-f-the-distance-s-the-angle-8-and-the-final-speed-v-of-the-cart-6a466211 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/two-bar-magnets-are-positioned-parallel-to-each-other-on-a-flat-surface-with-the-north-poles-of-each-magnet-facing-one-another-the-arrangement-allows-us-to-observe-the-spread-of-the-magnetic-field-lines-generated-by-these-magnets-given-this-setup-which-of-the-following-options-best-explains-the-behaviour-of-the-magnetic-field-lines-between-the-two-magnets-0b71bc5a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-it-is-and-how-to-calculate-the-average-speed-of-a-body-solve-problems-involving-the-calculation-of-average-speed-such-as-the-average-speed-of-a-vehicle-that-traveled-200-km-in-2-h/on-a-school-outing-ana-took-a-bus-for-120-kilometres-over-3-hours-and-then-walked-another-60-kilometres-in-15-hours-given-the-whole-journey-what-was-anas-average-speed-for-the-trip-958291d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/in-a-contemporary-physics-experiment-a-researcher-utilises-an-electron-microscope-to-pinpoint-the-position-of-an-electron-within-an-atom-with-an-uncertainty-of-30-10-metres-by-applying-the-heisenberg-uncertainty-principle-what-is-the-minimum-uncertainty-in-the-momentum-of-this-electron-b618f51f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-average-scalar-acceleration-that-a-body-had-to-go-from-an-initial-velocity-to-a-final-velocity-in-a-certain-time-such-as-a-mobile-going-from-1-ms-to-10-ms-in-9-s-requires-an-acceleration-of-1-ms/a-runner-picks-up-speed-going-from-3-ms-to-18-ms-over-a-span-of-6-seconds-taking-into-account-uniformly-accelerated-straight-line-motion-what-was-the-runners-average-scalar-acceleration-during-this-time-31db48a5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-human-eye-as-an-optical-instrument-calculate-the-focal-length-of-the-human-eye-identify-the-main-types-of-ocular-deviations-and-the-types-of-lenses-used-to-correct-them/during-a-vision-test-an-eye-specialist-uses-a-simple-model-of-the-human-eye-as-an-optical-system-with-a-focal-distance-of-200-cm-if-a-patient-struggles-to-see-distant-objects-clearly-what-type-of-corrective-lens-should-be-used-to-sort-out-this-issue-1e28ffe7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-work-done-by-the-weight-force-using-the-formula-tmgh-which-is-the-product-of-mass-gravity-and-the-change-in-height/a-farmer-is-using-a-hydraulic-jack-to-lift-a-50-kg-barrel-of-milk-to-a-height-of-15-meters-given-that-the-acceleration-due-to-gravity-is-980-ms-what-is-the-work-done-by-the-weight-force-during-this-lifting-process-b3b6a081 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-spherical-capacitors-using-the-inner-and-outer-radii-of-the-capacitor-and-the-medium-in-which-the-plate-was/in-a-physics-experiment-a-spherical-capacitor-is-made-up-of-two-concentric-spheres-the-radius-of-the-inner-sphere-is-10-cm-while-the-outer-sphere-has-a-radius-of-20-cm-the-space-between-these-spheres-is-filled-with-a-dielectric-material-that-has-a-dielectric-constant-of-5-based-on-this-setup-what-is-the-capacitance-of-this-spherical-capacitor-7e0fcd31 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-and-differentiate-pitch-refers-to-the-frequency-of-the-wave-timbre-refers-to-the-quality-of-the-sound-and-volume-refers-to-the-amplitude-of-the-wave-of-a-sound-wave/during-a-musical-performance-two-instruments-are-tuned-to-produce-the-same-note-meaning-they-have-the-same-frequency-yet-the-audience-seems-to-hear-that-each-instrument-creates-a-sound-with-its-own-unique-character-considering-the-concepts-of-pitch-timbre-and-volume-of-sound-waves-what-is-the-main-reason-behind-the-difference-in-the-sound-quality-produced-by-the-two-instruments-6e2a6240 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-capacitance-is-calculate-it-or-use-capacitance-to-calculate-charges-or-potential-differences/in-a-lab-experiment-two-capacitors-are-connected-in-series-to-a-constant-voltage-source-the-first-capacitor-has-a-capacitance-of-c-and-the-second-one-has-a-capacitance-of-c-the-researcher-aims-to-find-out-the-charge-each-capacitor-accumulates-to-improve-the-circuits-efficiency-which-of-the-following-statements-accurately-describes-the-relationship-between-the-charges-stored-in-capacitors-c-and-c-8bbfe875 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-means-of-motion-transmission-calculate-the-transmitted-motion-in-gears/in-a-mechanical-watch-the-motors-movement-is-transmitted-to-the-hands-via-a-system-of-gears-the-primary-gear-has-40-teeth-and-drives-a-secondary-gear-with-10-teeth-this-secondary-gear-is-connected-to-a-final-gear-with-5-teeth-that-moves-the-minute-hand-if-the-motor-runs-at-a-speed-of-120-revolutions-per-minute-rpm-what-will-be-the-rotation-speed-of-the-minute-hand-de58dbc3 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-angular-displacement-from-linear-displacement-calculate-angular-displacements-such-as-the-change-in-position-of-a-clock-hand-or-a-mobile-on-a-circular-track/a-cyclist-is-riding-on-a-circular-track-with-a-radius-of-25-metres-and-completes-4-full-laps-in-12-minutes-if-we-only-take-into-account-the-angular-displacement-what-is-the-change-in-the-cyclists-angular-position-in-radians-at-the-end-of-this-time-8b4e704a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/a-car-is-travelling-at-a-speed-of-20-ms-in-the-same-direction-as-another-vehicle-that-is-going-at-4-ms-given-this-scenario-what-is-the-relative-speed-of-the-first-car-compared-to-the-second-d3c07732 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-2-kg-cart-is-being-pulled-along-a-flat-track-with-a-steady-force-of-15-n-the-track-has-a-friction-coefficient-of-03-if-the-cart-travels-8-metres-how-much-work-is-done-by-non-conservative-forces-during-this-movement-235ae468 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/verify-the-necessary-conditions-for-energy-conservation-in-fluids-and-the-use-of-bernoullis-principle-which-describes-how-the-velocity-of-a-fluid-pressure-and-potential-energy-are-related/when-jumping-out-of-a-plane-with-a-parachute-its-noticed-that-the-airspeed-around-the-parachute-picks-up-as-it-falls-based-on-bernoullis-principle-how-does-this-change-in-airflow-speed-influence-the-pressure-acting-on-the-parachute-1a220dd7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-a-lab-setting-there-are-two-electric-charges-positioned-40-cm-apart-charge-q-is-5-c-and-charge-q-is-5-c-what-would-the-strength-of-the-electric-field-be-at-the-halfway-point-between-these-two-charges-e2b104a7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/an-astronaut-is-holding-a-tool-while-floating-in-the-vastness-of-space-when-he-pushes-the-tool-away-from-himself-using-a-steady-force-according-to-newtons-third-law-what-are-the-reaction-forces-acting-on-both-the-astronaut-and-the-tool-during-this-process-7f2523b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/find-the-reactions-of-the-main-forces-such-as-the-reaction-to-the-weight-force-and-the-normal-force-understand-that-every-force-will-have-a-reaction-of-the-same-magnitude-and-direction-but-opposite-senses/a-block-is-resting-on-an-inclined-ramp-at-a-specific-angle-according-to-newtons-3rd-law-what-is-the-reaction-force-to-the-normal-force-that-the-ramp-applies-to-the-block-9eec672a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/a-toy-cart-is-pushed-across-a-smooth-flat-surface-once-the-constant-force-is-taken-away-the-cart-keeps-moving-in-the-same-direction-and-at-the-same-speed-according-to-newtons-first-law-what-does-this-tell-us-about-the-forces-acting-on-the-cart-after-the-force-has-been-removed-33ee1f18 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-capacitance-of-parallel-plate-capacitors-using-the-plate-area-the-distance-between-plates-and-the-medium-in-which-the-plate-was-located/an-engineer-is-developing-an-electronic-device-that-incorporates-parallel-plate-capacitors-for-one-particular-capacitor-the-plates-measure-an-area-of-03-m-and-are-spaced-15-mm-apart-if-the-gap-between-the-plates-is-filled-with-a-dielectric-material-that-has-a-permittivity-of-16-times-that-of-a-vacuum-what-is-the-capacitance-of-this-capacitor-fc4b7b20 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-and-understand-what-momentum-is-and-how-to-calculate-it-using-the-formula-qm-v-where-momentum-is-calculated-by-the-product-of-the-velocity-and-the-mass-of-the-body/a-school-bus-weighing-3000-kg-is-travelling-at-a-speed-of-20-ms-heading-east-simultaneously-a-truck-with-a-mass-of-4000-kg-is-moving-west-at-15-ms-when-considering-the-system-made-up-of-the-bus-and-the-truck-what-is-the-total-momentum-of-the-system-283f2240 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-wave-can-refract-and-its-concept-calculate-the-angle-of-refraction-and-understand-the-consequences-of-refraction/an-archer-is-practising-near-a-dam-and-notices-that-the-arrow-seems-to-shift-direction-when-it-hits-the-water-this-happens-because-of-the-way-light-bends-when-it-passes-from-air-into-water-given-that-the-refractive-index-of-air-is-100-and-the-index-for-water-is-133-what-would-be-the-angle-of-refraction-when-a-light-ray-strikes-the-waters-surface-at-an-angle-of-30-to-the-normal-8b6f3e21 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-mechanical-energy-and-verify-when-it-is-conserved-or-not-solve-problems-involving-the-conservation-of-mechanical-energy-such-as-a-block-sliding-down-a-ramp/a-learner-is-carrying-out-an-experiment-where-a-block-of-mass-m-is-let-go-from-the-top-of-a-frictionless-incline-with-a-height-h-using-the-principle-of-conservation-of-mechanical-energy-what-will-be-the-speed-of-the-block-when-it-reaches-the-bottom-of-the-ramp-8fa830ab 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-inertia-is-comprehend-that-a-body-at-rest-or-moving-at-constant-velocity-has-zero-acceleration-and-the-sum-of-the-forces-results-in-zero/maria-is-pushing-a-shopping-trolley-down-a-flat-aisle-in-a-supermarket-after-she-stops-applying-force-the-trolley-continues-to-move-at-a-steady-speed-according-to-newtons-1st-law-what-is-going-on-with-the-forces-acting-on-the-trolley-610a3f1f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-calculation-of-capacitance-of-capacitors-that-are-in-parallel-using-the-fact-that-when-capacitors-are-in-series-we-must-add-the-capacitances/a-local-electronics-company-is-putting-together-an-energy-storage-circuit-using-capacitors-in-parallel-to-keep-the-voltage-steady-theyve-linked-three-capacitors-with-values-of-5-mf-10-mf-and-15-mf-can-you-calculate-the-total-capacitance-of-these-capacitors-connected-in-parallel-96bd9fcc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-magnetic-field-lines-are-and-how-to-find-them/in-a-physics-lab-two-permanent-magnets-are-set-up-so-that-their-magnetic-poles-interact-the-first-magnet-has-its-north-pole-facing-to-the-right-while-the-second-magnet-has-its-south-pole-facing-to-the-left-this-arrangement-creates-a-region-where-the-two-magnets-are-attracted-to-one-another-it-can-be-seen-that-the-magnetic-field-lines-emerge-from-the-north-pole-of-the-first-magnet-and-enter-into-the-south-pole-of-the-second-magnet-producing-a-continuous-pattern-between-them-based-on-the-behaviour-of-the-magnetic-field-lines-in-this-arrangement-which-of-the-following-statements-best-explains-how-the-pole-configuration-affects-the-shape-and-direction-of-the-field-lines-0474a838 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-traction-force-is-the-force-exerted-by-a-cable-rope-chain-or-any-other-type-of-connection-that-is-under-tension-calculate-its-value-and-solve-problems-that-require-the-calculation-of-this-force/a-10-kg-block-is-placed-on-an-inclined-ramp-at-an-angle-of-25-the-block-is-connected-to-a-motor-via-a-rope-that-runs-over-a-pulley-at-the-top-of-the-ramp-given-that-the-coefficient-of-friction-between-the-block-and-the-ramp-is-03-and-that-the-system-is-in-steady-state-what-is-the-tension-force-in-the-rope-9dbbd9e2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-both-liquids-and-containers-expand-and-that-normally-the-liquid-expands-more-than-the-container-solve-problems-involving-the-expansion-of-liquids-in-containers/an-engineer-designed-a-metal-tank-to-store-water-in-a-hydroelectric-power-station-with-the-rising-temperatures-both-the-tanks-metal-and-the-water-inside-experience-thermal-expansion-given-that-the-linear-expansion-coefficient-of-the-metal-is-much-lower-than-that-of-the-water-what-is-the-most-likely-outcome-for-the-tank-due-to-the-heating-4aaa1c09 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/describe-the-vibration-in-strings-such-as-in-the-stationary-regime-relating-the-wavelength-to-the-respective-harmonic-and-the-length-of-the-string/a-guitar-string-measuring-060-metres-is-secured-at-both-ends-when-the-musician-plucks-the-string-it-vibrates-in-the-third-harmonic-given-the-steady-state-of-vibration-what-is-the-wavelength-for-this-harmonic-ae3e7b0c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/convert-angular-velocity-of-a-point-into-linear-velocity-using-the-formula-vwr-where-v-is-the-linear-velocity-and-w-is-the-angular-velocity/in-a-physics-lab-theres-a-rotating-disk-with-a-radius-of-05-metres-thats-spinning-at-an-angular-velocity-of-4-rads-whats-the-linear-velocity-of-a-point-sitting-on-the-edge-of-the-disk-06f2f42b 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-of-resistors-arranged-in-series-using-the-fact-that-when-resistors-are-in-series-we-must-add-the-resistances/in-an-electronics-lab-three-resistors-with-resistances-of-5-w-10-w-and-15-w-are-connected-in-series-to-power-a-specific-circuit-if-the-voltage-source-used-is-60-v-what-is-the-strength-of-the-electric-current-flowing-through-the-circuit-a25285fe 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-heat-flow-is-the-rate-at-which-heat-passes-through-a-certain-section-over-a-certain-period-of-time-calculate-the-heat-flow-that-flows-through-a-certain-body/in-a-food-factory-its-crucial-to-keep-the-freezing-equipment-at-a-steady-temperature-to-guarantee-product-quality-the-components-of-the-freezing-system-are-constructed-from-materials-that-have-varying-thermal-conductivities-and-thicknesses-given-that-the-required-internal-temperature-is-20c-and-the-outside-temperature-is-10c-identify-which-factor-has-the-biggest-impact-on-heat-flow-through-the-walls-of-the-equipment-which-of-the-following-options-best-illustrates-the-connection-between-heat-flow-and-the-characteristics-of-the-materials-used-in-the-walls-of-the-freezing-equipment-ac2be5de 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-principles-of-geometric-optics-such-as-straight-line-propagation-reversibility-and-independence-of-light-rays/in-an-optics-lab-two-flat-mirrors-are-set-at-an-angle-of-60-degrees-to-one-another-a-point-light-source-is-positioned-15-cm-away-from-one-of-the-mirrors-applying-the-principles-of-geometric-optics-like-straight-line-propagation-and-the-reversibility-of-light-rays-how-many-unique-images-of-the-source-will-appear-due-to-multiple-reflections-between-the-mirrors-94ef20b7 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-coils-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-coils/a-technician-is-putting-together-a-circular-coil-made-up-of-n-turns-each-with-radius-r-through-which-a-constant-electric-current-i-flows-to-ensure-the-proper-working-of-an-electromagnetic-device-its-important-to-calculate-the-strength-of-the-magnetic-field-generated-at-the-centre-of-the-coil-considering-the-magnetic-properties-involved-which-expression-shows-the-strength-of-the-magnetic-field-at-the-centre-of-this-coil-cf8b1d57 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-instantaneous-acceleration-is-and-how-to-calculate-it-for-a-moving-object-starting-from-the-equation-of-its-trajectory-such-as-if-the-position-as-a-function-of-time-is-p10t-5t-the-acceleration-is-10-ms/a-vehicle-is-travelling-along-a-straight-track-and-its-position-as-a-function-of-time-is-described-by-the-equation-pt-20t-4t-where-p-is-in-meters-and-t-is-in-seconds-what-is-the-instantaneous-acceleration-of-the-vehicle-after-5-seconds-of-travel-f1ecf0d5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-magnetic-field-is-a-place-where-magnetic-forces-can-be-detected-represented-by-magnetic-field-lines-verify-which-bodies-interact-with-magnetic-fields-and-bodies-that-can-generate-a-magnetic-field-such-as-magnets/in-a-school-science-experiment-learners-use-iron-filings-to-see-the-magnetic-field-created-by-a-magnet-they-notice-that-in-certain-areas-the-field-lines-are-closer-together-given-this-observation-what-does-the-change-in-the-density-of-the-magnetic-field-lines-tell-us-about-the-strength-of-the-field-in-that-area-45e8a584 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-stevins-theorem-is-as-well-as-its-applications-calculate-pressures-at-points-in-a-liquid-using-the-formula-p-p0-d-g-h/in-a-water-reservoir-there-are-two-pressure-measurement-points-point-a-is-situated-4-metres-below-the-surface-while-point-b-is-10-metres-down-given-that-the-atmospheric-pressure-is-101325-pa-the-density-of-water-is-1000-kgm-and-the-acceleration-due-to-gravity-is-98-ms-we-are-to-use-stevins-theorem-to-find-out-what-the-pressure-difference-is-between-points-a-and-b-b8698338 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-magnetic-fields-generated-by-solenoids-solve-problems-that-require-the-calculation-of-magnetic-fields-generated-by-solenoids/in-a-physics-lab-a-student-is-putting-together-a-solenoid-for-an-experiment-that-needs-a-uniform-magnetic-field-the-solenoid-consists-of-600-turns-spaced-over-a-length-of-03-meters-if-an-electric-current-of-4-a-is-passed-through-the-winding-what-will-the-strength-of-the-magnetic-field-be-inside-the-solenoid-71c3e701 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-the-trajectory-of-an-object-is-find-the-trajectory-of-some-bodies-as-well-as-describe-that-trajectory-such-as-a-car-traveling-on-a-road-at-constant-speed/a-car-is-cruising-along-a-straight-road-at-a-steady-speed-of-60-kmh-after-2-hours-the-driver-opts-to-take-a-turn-onto-a-side-road-that-makes-a-30-angle-with-the-main-road-while-keeping-the-same-speed-what-will-be-the-cars-path-after-the-turn-6b3fecde 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-relationship-between-charges-distance-and-the-generated-electric-force-use-coulombs-law-to-solve-problems-such-as-the-force-to-which-two-point-charges-are-subjected-when-at-a-certain-distance/in-an-electrostatics-experiment-two-positively-charged-spheres-are-set-075-meters-apart-creating-an-electric-force-of-8-n-between-them-according-to-coulombs-law-if-the-distance-between-the-spheres-is-tripled-while-the-charges-remain-the-same-what-will-the-new-intensity-of-the-electric-force-be-8a487959 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-radiation-can-be-a-type-of-electromagnetic-wave-recognize-the-types-of-radiation-and-their-impacts-on-human-health/with-the-rise-of-wireless-communication-technologies-like-5g-networks-we-are-seeing-an-uptick-in-the-publics-exposure-to-various-forms-of-electromagnetic-radiation-in-light-of-this-whats-the-key-difference-between-ionizing-and-non-ionizing-radiation-in-terms-of-their-effects-on-human-health-c754bf33 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-a-reference-frame-is-a-system-that-can-be-used-to-describe-the-motion-of-a-system-which-can-be-moving-or-at-rest-find-the-position-of-an-object-in-a-given-reference-system/a-bus-is-cruising-down-the-road-at-a-steady-pace-of-40-kmh-a-passenger-inside-the-bus-notices-that-a-tree-alongside-the-road-appears-to-be-standing-still-from-their-perspective-from-the-viewpoint-of-someone-observing-from-the-ground-how-does-the-position-of-the-tree-relate-to-the-bus-fe205b57 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-the-concept-of-relative-velocity-calculate-the-relative-velocity-between-two-objects-such-as-the-relative-velocity-of-a-car-moving-at-20-ms-in-relation-to-another-moving-at-4-ms-in-the-same-direction-and-sense-is-16-ms/two-cars-are-driving-on-a-highway-car-a-is-moving-at-a-steady-speed-of-25-ms-towards-the-north-while-car-b-is-travelling-at-15-ms-at-a-45-angle-to-the-east-of-north-what-is-the-relative-speed-of-car-b-in-relation-to-car-a-86a1a31e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-that-the-change-in-momentum-is-equivalent-to-the-impulse-of-a-body-understand-that-in-a-system-momentum-can-be-conserved-solve-problems-of-momentum-and-impulse/two-vans-crash-head-on-in-a-closed-off-area-according-to-the-impulse-theorem-the-impulse-that-the-first-van-applies-to-the-second-is-equal-and-opposite-to-the-impulse-that-the-second-one-applies-to-the-first-what-does-this-mean-for-the-overall-momentum-of-the-system-after-the-crash-75cd3ad2 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-the-heisenberg-uncertainty-principle-which-states-that-it-can-be-mathematically-described-as-dx-dp-2-to-calculate-position-errors-and-momentum-amounts/a-scientist-employs-an-electron-microscope-to-pinpoint-the-location-of-a-subatomic-particle-with-a-precision-of-002-nm-according-to-the-heisenberg-uncertainty-principle-what-is-the-least-uncertainty-in-the-momentum-of-this-particle-01547d4a 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-speed-of-a-wave-as-a-function-of-the-material-of-the-string-in-which-it-propagates/when-building-a-bridge-an-engineer-needs-to-figure-out-how-quickly-waves-will-travel-through-the-support-cables-which-are-made-from-different-materials-the-speed-of-these-waves-relies-on-the-tension-applied-and-the-characteristics-of-the-cable-material-like-its-mass-per-unit-length-assuming-both-cables-are-under-the-same-tension-which-material-will-enable-faster-wave-propagation-0fc832d4 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/in-a-park-a-big-tree-casts-a-shadow-when-sunlight-hits-it-by-taking-a-closer-look-you-can-notice-areas-where-the-light-is-partially-blocked-and-spots-where-light-is-completely-shut-out-when-thinking-about-geometric-optics-which-of-the-following-options-correctly-differentiates-the-penumbra-from-the-complete-shadow-7212a085 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/use-tools-such-as-graphs-to-calculate-the-work-of-a-force-using-the-idea-that-the-area-on-a-force-by-displacement-graph-is-numerically-equal-to-the-work-generated-by-the-force/a-person-pushes-a-shopping-trolley-with-a-force-that-changes-consistently-over-a-distance-the-graph-showing-the-applied-force-in-newtons-against-the-distance-in-meters-is-represented-by-a-slanted-line-which-indicates-that-the-force-increases-evenly-as-the-trolley-moves-based-on-this-graph-what-is-the-work-done-by-the-force-over-a-distance-of-3-meters-c159a1ed 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-what-conductors-and-insulators-are-identifying-their-properties-verify-in-a-given-situation-whether-a-body-acts-as-an-insulator-or-conductor/when-installing-electrical-systems-in-a-new-building-its-crucial-for-the-engineer-to-choose-suitable-materials-for-the-conduction-wires-and-insulation-of-the-connections-ensuring-both-safety-and-performance-taking-into-account-the-properties-of-electrical-conductors-and-insulators-which-material-would-be-best-for-coating-the-cables-used-in-this-installation-ac596c2e 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-hydrostatic-problems-involving-pressure-applied-on-a-surface-or-the-pressure-exerted-at-a-specific-point-in-a-fluid-or-the-buoyant-force-exerted-on-a-body-in-equilibrium/a-cistern-is-partially-filled-with-water-and-theres-a-layer-of-oil-on-top-the-density-of-water-is-1000-kgm-while-the-density-of-oil-is-850-kgm-the-height-of-the-water-column-in-the-cistern-is-2-metres-and-the-height-of-the-oil-column-is-05-metres-with-gravity-at-981-ms-what-is-the-total-pressure-at-the-bottom-of-the-cistern-from-these-two-fluid-layers-80e7fec6 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/formulate-a-simple-harmonic-motion-equation-as-well-as-verify-whether-a-body-is-executing-such-a-motion-or-not/a-mass-spring-system-features-a-spring-with-an-elastic-constant-of-200-nm-and-a-2-kg-mass-attached-to-it-when-the-mass-is-pushed-away-from-its-resting-point-and-let-go-it-starts-to-oscillate-in-a-regular-pattern-assuming-the-system-is-executing-simple-harmonic-motion-what-is-the-equation-that-describes-the-position-xt-of-the-mass-over-time-3213e324 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/recognize-the-main-electrical-measuring-devices-such-as-the-ammeter-and-voltmeter-as-well-as-differentiate-between-real-and-ideal-devices-solve-measurement-problems-of-a-voltmeter-or-ammeter/in-a-physics-lab-students-are-putting-together-a-circuit-made-up-of-a-24-v-power-source-connected-in-series-with-a-6-w-resistor-and-a-perfect-ammeter-to-check-the-voltage-across-the-resistor-they-use-a-voltmeter-that-has-an-internal-resistance-of-30-w-which-is-connected-in-parallel-to-the-resistor-taking-into-account-the-influence-of-the-measuring-instruments-in-the-circuit-which-of-the-following-options-best-describes-the-reading-displayed-by-the-voltmeter-02b45a0d 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understanding-what-a-magnet-is-it-is-an-object-that-produces-a-magnetic-field-around-it-this-magnetic-field-is-invisible-but-it-is-responsible-for-the-force-that-attracts-ferromagnetic-objects-and-has-a-north-and-a-south-pole/in-a-physics-experiment-three-permanent-magnets-are-set-up-in-a-straight-line-on-a-surface-that-doesnt-interfere-with-magnetism-magnets-a-and-c-have-their-north-poles-facing-towards-the-centre-while-magnet-b-which-is-between-them-has-its-south-pole-pointing-upwards-looking-at-how-the-magnetic-fields-from-each-magnet-interact-what-do-you-think-will-be-the-net-force-acting-on-magnet-b-7e3008dc 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-centripetal-force-of-a-curvilinear-motion-using-the-formula-fmvr-use-this-to-solve-mechanics-problems-such-as-a-vehicle-making-a-turn-on-a-track/a-1500-kg-car-is-navigating-a-circular-road-with-a-radius-of-80-meters-maintaining-a-steady-speed-of-25-ms-what-is-the-centripetal-force-needed-for-the-car-to-make-the-turn-without-losing-traction-5f060258 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-which-is-the-expansion-in-three-dimensions-of-an-object-such-as-a-container-with-liquid/a-factory-that-produces-aluminium-containers-for-liquids-experiences-temperature-changes-throughout-the-day-given-that-the-volumetric-expansion-coefficient-of-aluminium-is-24-10-6-c-1-what-will-be-the-change-in-volume-of-a-container-holding-300-litres-when-the-temperature-rises-from-25c-to-75c-6173b7a8 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-electric-potential-energy-is-and-use-that-to-solve-problems-such-as-calculating-the-speed-of-a-certain-charge-that-was-initially-placed-at-rest-and-moved-from-the-initial-position/a-proton-is-placed-at-rest-near-two-charged-parallel-plates-producing-a-uniform-electric-field-between-them-when-set-free-the-proton-moves-straight-up-towards-the-opposite-plate-due-to-the-force-from-the-electric-field-given-that-the-distance-between-the-plates-is-005-metres-and-the-potential-difference-is-500-volts-calculate-the-velocity-of-the-proton-when-it-reaches-the-other-plate-18b7c67f 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/understand-what-happens-to-a-wave-when-it-reflects-whether-it-maintains-its-behavior-or-inverts/in-a-lab-a-student-stretches-a-rope-between-a-solid-wall-and-a-movable-support-when-he-sends-a-transverse-wave-along-the-rope-towards-the-solid-wall-he-notices-the-reflected-wave-at-the-same-time-he-repeats-the-process-by-sending-a-wave-towards-the-movable-support-considering-the-principles-of-wave-reflection-at-different-types-of-boundaries-how-do-the-characteristics-of-the-reflected-wave-differ-at-the-two-boundaries-regarding-inversion-and-phase-53186385 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/when-building-a-new-overpass-engineers-need-to-take-into-account-how-the-materials-will-expand-with-heat-to-make-sure-the-structure-is-safe-and-durable-given-that-the-steel-bar-used-in-the-overpass-has-a-linear-expansion-coefficient-of-1210-c-and-that-the-temperature-can-fluctuate-quite-a-bit-during-the-year-its-crucial-to-consider-how-its-length-will-change-which-of-the-following-situations-correctly-demonstrates-the-effect-of-linear-expansion-on-the-steel-bar-as-the-temperature-rises-8699e879 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-that-require-the-calculation-of-electric-forces-and-fields-in-various-situations/in-a-physics-experiment-we-have-three-electric-charges-placed-on-the-cartesian-plane-a-positive-charge-of-4-c-at-the-origin-00-a-negative-charge-of-2-c-at-the-point-30-and-a-positive-charge-of-1-c-at-the-point-04-by-applying-the-principle-of-superposition-of-electric-forces-what-is-the-direction-of-the-total-force-acting-on-the-charge-at-30-4c3c542c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-problems-involving-the-expansion-of-bodies-specifically-the-linear-expansion-of-an-object-such-as-the-expansion-of-an-iron-bar/a-metal-bridge-measures-100-meters-in-length-at-a-specific-temperature-as-the-heat-rises-the-surrounding-temperature-goes-up-by-25c-given-that-the-linear-expansion-coefficient-for-iron-is-12-10-c-what-will-be-the-increase-in-the-length-of-the-bridge-as-a-result-of-thermal-expansion-e9a61d9c 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/differentiate-between-penumbra-and-shadow-and-recognize-them-in-a-drawing/during-an-outdoor-presentation-a-bright-light-source-shines-down-on-the-stage-where-performers-are-entertaining-its-noticeable-that-some-parts-of-the-setup-get-direct-light-while-others-are-lit-up-more-softly-which-option-best-illustrates-the-difference-between-penumbra-and-full-shadow-in-this-situation-fa77eb14 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-the-gravitational-potential-energy-of-a-body-and-its-variation-relating-it-to-kinetic-energy-such-as-when-calculating-the-speed-of-a-body-descending-a-ramp-of-a-certain-height/a-3-kg-block-is-placed-at-the-top-of-an-inclined-ramp-that-forms-a-25-angle-with-the-horizontal-and-stands-4-meters-high-if-it-slides-down-the-ramp-without-any-friction-what-will-be-the-blocks-speed-when-it-reaches-the-bottom-cfaeeaf5 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/calculate-work-and-solve-problems-that-require-the-calculation-of-non-conservative-forces-such-as-friction-relating-them-to-the-change-in-kinetic-energy/a-climber-needs-to-lift-a-load-of-50-kg-vertically-to-a-height-of-5-meters-to-accomplish-this-the-climber-pulls-on-a-rope-that-makes-an-angle-of-30-with-the-vertical-considering-that-the-only-non-conservative-force-at-play-is-the-climbers-applied-force-what-is-the-work-done-by-this-force-when-lifting-the-load-c002d506 2025-03-12 monthly https://www.teachy.app/en/question/high-school/physics-en/solve-general-problems-of-momentum-impulse-theorem-and-collisions-recalling-when-momentum-given-by-q-m-v-can-be-conserved-or-not/a-car-weighing-1200-kg-is-travelling-at-25-ms-when-it-collides-head-on-with-a-3000-kg-truck-which-is-approaching-in-the-same-direction-at-a-speed-of-15-ms-after-the-collision-the-two-vehicles-stay-together-and-move-off-at-a-constant-speed-assuming-there-are-no-external-forces-acting-on-the-system-during-the-impact-what-is-the-final-speed-of-both-vehicles-combined-after-the-collision-3e5ebb22 2025-03-12 monthly