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Lekce 1
Force and gravity
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Gravity is the force that pulls everything towards Earth. That is why an apple falls down and we do not fly into space. The heavier something is, the stronger the pull.
🌕 On the Moon gravity is 6× weaker — you would hop like a kangaroo!
- ●Friction: slows things when they rub
- ●Magnet: pulls iron without touching
- ●Speed = distance ÷ time