Sky diving (4E10)
Featured video
Sky diving illustrates the principle of forces and friction.
Playing time: 2 min
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Moving Stonehenge (4E1)
The use of forces illustrates how even the largest objects can be moved with simple equipment using the principle of forces. Illustrates friction.
Playing time: 8 min (V271)
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Playing time: 3 min (V717)
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Playing time: 2 min (V718)
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Sliding friction (4E5)
The principle of the angle of static friction (without saying so).
Playing time: 2 min (V719)
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Rolling friction (4E8)
The idea that once something has overcome static friction it will roll more easily.
Playing time: 1 min (V720) |
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Windmills
This video shows toy windmills, and explains what you can learn about forces by watching how they behave in different wind conditions.
Playing time: 6 min (V1236)
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