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Film summary
An interactive demonstration of how friction is created, and its effects.Key facts
- Friction is the resistive force between two surfaces rubbing against each other.
- Heat and sound can be created by friction.
- Friction is responsible for stopping moving objects.
- Friction plays a part in many daily activities, such as carrying, driving and walking.
Transcript
Try these tests to experience friction
Rub your hands together fast
Feel the heat?
That's created by friction
Click your fingers
Hear the sound?
It's made because of friction
Gently slide a book along your desk
Why does it stop?
Because of friction
Friction: resistive force between two surfaces rubbing ...
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