--- title: Physics — how Mova does at school description: The physics course of Mova's primary school as its small model took the tests: 241 of 483 right (49.9%), 44 lessons, each test with the student's choice, the right answer and why. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/school-run/physics/) [home](https://md.mova.elamur.ai/free/en/) / [at school](https://md.mova.elamur.ai/free/en/school-run/) / Physics # Physics Forces and motion around a child: why things fall, the pull of the Moon and the planets, parachutes, pushes and pulls, friction, balance and the centre of gravity, riding a bike, swings and pendulums, floating and sinking, light, sound, magnets and electricity. **Tests:** 241 of 483 right (49.9%) · plain 79 of 163 · ★ 68 of 142 · ★★ 59 of 98 · ★★★ 35 of 80 · exam 61 of 176 · **Controls:** all red · **Run:** 2026-10-18, commit `f3c23ea72` **The controls**, each to be below the real 241 of 483: no lesson 123 of 483 — red; questions shuffled 157 of 483 — red; key sentences removed 158 of 483 — red. **The guessers:** the longest option 129 of 483; the first option shown 123 of 483. The lessons sentence by sentence: [the course in the corpora](https://md.mova.elamur.ai/free/en/corpora/school/physics/). - [1](https://md.mova.elamur.ai/free/en/school-run/physics/1-why-things-fall/) — Why things fall: the apple and the pull of the Earth — 5 of 11 right · exam 1 of 4 - [2](https://md.mova.elamur.ai/free/en/school-run/physics/2-the-moon-the-planets-and-the-pull/) — The Moon, the planets and the pull that holds them — 5 of 11 right · exam 3 of 4 · ★ - [3](https://md.mova.elamur.ai/free/en/school-run/physics/3-parachutes-and-falling-safely/) — Parachutes, skydivers and falling safely — 5 of 11 right · exam 2 of 4 · ★ - [4](https://md.mova.elamur.ai/free/en/school-run/physics/4-pushes-and-pulls-move-and-stop/) — Pushes and pulls: what makes things move and stop — 6 of 11 right · exam 0 of 4 - [5](https://md.mova.elamur.ai/free/en/school-run/physics/5-pushes-and-pulls-all-around-us/) — Pushes and pulls all around us — 7 of 11 right · exam 1 of 4 · ★★ - [6](https://md.mova.elamur.ai/free/en/school-run/physics/6-friction-the-grip/) — Friction: the grip that stops and helps — 5 of 11 right · exam 0 of 4 - [7](https://md.mova.elamur.ai/free/en/school-run/physics/7-living-with-friction/) — Living with friction: oil, wheels and grip — 5 of 10 right · exam 1 of 4 · ★ - [8](https://md.mova.elamur.ai/free/en/school-run/physics/8-balance-the-centre-of-gravity/) — Balance: the centre of gravity — 4 of 11 right · exam 2 of 4 · ★ - [9](https://md.mova.elamur.ai/free/en/school-run/physics/9-riding-a-bike/) — Riding a bike: why it stays up — 5 of 11 right · exam 1 of 4 · ★★ - [10](https://md.mova.elamur.ai/free/en/school-run/physics/10-swings-and-pendulums/) — Swings and pendulums — 9 of 11 right · exam 2 of 4 · ★★ - [11](https://md.mova.elamur.ai/free/en/school-run/physics/11-floating-and-sinking/) — Floating and sinking: the push of the water — 8 of 11 right · exam 2 of 4 - [12](https://md.mova.elamur.ai/free/en/school-run/physics/12-ice-submarines-and-balloons/) — Floating in the real world: ice, submarines and balloons — 7 of 11 right · exam 1 of 4 · ★ - [13](https://md.mova.elamur.ai/free/en/school-run/physics/13-water-safety-and-the-ocean/) — Water safety and the ocean — 10 of 12 right · exam 1 of 4 · ★★★ - [14](https://md.mova.elamur.ai/free/en/school-run/physics/14-the-air-presses-on-everything/) — The air presses on everything — 6 of 11 right · exam 2 of 4 - [15](https://md.mova.elamur.ai/free/en/school-run/physics/15-wind-and-weather/) — Wind and weather — 7 of 11 right · exam 1 of 4 · ★ - [16](https://md.mova.elamur.ai/free/en/school-run/physics/16-pressure-tricks-pumps-tyres-vacuums/) — Pressure tricks: pumps, tyres and vacuums — 9 of 11 right · exam 0 of 4 · ★★ - [17](https://md.mova.elamur.ai/free/en/school-run/physics/17-what-sound-is-wobbles-in-the-air/) — What sound is: wobbles in the air — 3 of 11 right · exam 0 of 4 - [18](https://md.mova.elamur.ai/free/en/school-run/physics/18-thunder-sirens-and-how-fast-sound-travels/) — Thunder, sirens and how fast sound travels — 6 of 11 right · exam 2 of 4 · ★ - [19](https://md.mova.elamur.ai/free/en/school-run/physics/19-bangs-and-loud-sounds-firecrackers-and-ears/) — Bangs and loud sounds: firecrackers and ears — 4 of 11 right · exam 3 of 4 · ★ - [20](https://md.mova.elamur.ai/free/en/school-run/physics/20-light-and-shadows/) — Light and shadows — 6 of 10 right · exam 1 of 4 - [21](https://md.mova.elamur.ai/free/en/school-run/physics/21-mirrors-rainbows-and-the-blue-sky/) — Mirrors, rainbows and the blue sky — 5 of 11 right · exam 1 of 4 · ★ - [22](https://md.mova.elamur.ai/free/en/school-run/physics/22-lenses-and-eyes/) — Lenses and eyes — 5 of 10 right · exam 2 of 4 · ★★ - [23](https://md.mova.elamur.ai/free/en/school-run/physics/23-heat-moves-hot-to-cold/) — Heat moves: hot to cold — 5 of 10 right · exam 1 of 4 - [24](https://md.mova.elamur.ai/free/en/school-run/physics/24-melting-freezing-and-boiling/) — Melting, freezing and boiling — 8 of 11 right · exam 2 of 4 · ★★ - [25](https://md.mova.elamur.ai/free/en/school-run/physics/25-keeping-warm-and-keeping-cool/) — Keeping warm and keeping cool: insulation and sweat — 3 of 11 right · exam 0 of 4 · ★★★ - [26](https://md.mova.elamur.ai/free/en/school-run/physics/26-static-electricity-balloons-hair-and-sparks/) — Static electricity: balloons, hair and sparks — 6 of 11 right · exam 1 of 4 - [27](https://md.mova.elamur.ai/free/en/school-run/physics/27-batteries-circuits-and-how-electricity-flows/) — Batteries, circuits and how electricity flows — 5 of 11 right · exam 2 of 4 - [28](https://md.mova.elamur.ai/free/en/school-run/physics/28-electricity-and-safety/) — Electricity and safety — 4 of 11 right · exam 2 of 4 · ★ - [29](https://md.mova.elamur.ai/free/en/school-run/physics/29-magnets-pulling-and-pushing-without-touching/) — Magnets: pulling and pushing without touching — 6 of 11 right · exam 2 of 4 - [30](https://md.mova.elamur.ai/free/en/school-run/physics/30-compasses-and-the-magnetic-earth/) — Compasses and the magnetic Earth — 7 of 11 right · exam 0 of 4 · ★ - [31](https://md.mova.elamur.ai/free/en/school-run/physics/31-energy-what-makes-things-happen/) — Energy: what makes things happen — 4 of 11 right · exam 1 of 4 - [32](https://md.mova.elamur.ai/free/en/school-run/physics/32-fuels-the-sun-and-saving-energy/) — Fuels, the Sun and saving energy — 6 of 11 right · exam 2 of 4 · ★★ - [33](https://md.mova.elamur.ai/free/en/school-run/physics/33-levers-lifting-heavy-things-with-a-little-push/) — Levers: lifting heavy things with a little push — 5 of 11 right · exam 2 of 4 - [34](https://md.mova.elamur.ai/free/en/school-run/physics/34-wheels-axles-ramps-and-screws/) — Wheels, axles, ramps and screws — 5 of 11 right · exam 0 of 4 · ★ - [35](https://md.mova.elamur.ai/free/en/school-run/physics/35-pulleys-gears-and-big-machines/) — Pulleys, gears and big machines — 4 of 11 right · exam 0 of 4 · ★★ - [36](https://md.mova.elamur.ai/free/en/school-run/physics/36-speed-fast-and-slow/) — Speed: fast and slow — 5 of 11 right · exam 0 of 4 - [37](https://md.mova.elamur.ai/free/en/school-run/physics/37-seat-belts-crashes-and-keeping-safe/) — Seat belts, crashes and keeping safe — 4 of 11 right · exam 2 of 4 · ★ - [38](https://md.mova.elamur.ai/free/en/school-run/physics/38-rockets-record-speeds-and-motion-everywhere/) — Rockets, record speeds and motion everywhere — 6 of 12 right · exam 2 of 4 · ★★★ - [39](https://md.mova.elamur.ai/free/en/school-run/physics/39-day-and-night-and-the-moons-faces/) — Day and night, and the Moon's faces — 4 of 11 right · exam 3 of 4 - [40](https://md.mova.elamur.ai/free/en/school-run/physics/40-seasons-and-tides/) — Seasons and tides — 6 of 11 right · exam 2 of 4 · ★★ - [41](https://md.mova.elamur.ai/free/en/school-run/physics/41-alice-s-fall-and-sizes-falling-the-centre-of-the-earth-giants-and-tiny-people/) — Alice's fall and her sizes: falling, the centre of the Earth, giants and tiny people — 5 of 12 right · exam 2 of 4 · ★★★ - [42](https://md.mova.elamur.ai/free/en/school-run/physics/42-olympiad-forces-floating-and-machines/) — Olympiad: forces, floating and machines ★★★ — 2 of 11 right · exam 2 of 4 · ★★★ - [43](https://md.mova.elamur.ai/free/en/school-run/physics/43-olympiad-sound-light-heat-and-magnets/) — Olympiad: sound, light, heat, electricity and magnets ★★★ — 4 of 11 right · exam 1 of 4 · ★★★ - [44](https://md.mova.elamur.ai/free/en/school-run/physics/44-olympiad-speed-space-and-seasons/) — Olympiad: speed, space and seasons ★★★ — 5 of 11 right · exam 3 of 4 · ★★★ - 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