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Forces in Action
Science for seven- to nine-year-olds. Galileo's experiment at the Leaning Tower of Pisa. What happens to your dinner when you're weightless? And if you're a stunt artist, how fast do you fall?
Last on
Thu 11 Mar 2010
11:20
Clips
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Weightlessness in space
Duration: 01:21
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Gravity on Earth, Jupiter and Pluto
Duration: 01:22
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Falling Objects
Duration: 01:54
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Falling Objects
Duration: 01:28
