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When you jump on a trampoline, you have energy while you are moving up or down in your jumps. You have energy each time you pause for an instant before changing direction at the top or bottom of a jump. At the top a jump because of gravity, and at the bottom of a jump because of the stretchinness of the trampoline.
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When you jump on a trampoline, you have energy while you are moving up or down in your jumps. You h...
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