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Asked by Natalie

Tony Hawk skates down a ramp. If he is moving at 5.4 m/s at the bottom of the ramp and has a mass of 82 kg, how tall was the ramp?
10 years ago

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Answered by Damon
m g h = (1/2) m v^2
so
h = (1/2) (v^2/g)

mass has nothing to do with it
10 years ago
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Tony Hawk skates down a ramp. If he is moving at 5.4 m/s at the bottom of the ramp and has a mass of 82 kg, how tall was the ramp?

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