You drop a ball, mass 127.5 grams from a height of 83.0 cm. It bounces back to a height of 50.5 from the floor. What is the change in gravitational potential energy from the moment it is dropped, to the moment it reaches the maximum height from the bounce?

asked by wes

10 years ago

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1 answer

PE=orig-final
= mg(.83-.505)

answered by bobpursley

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Question

You drop a ball, mass 127.5 grams from a height of 83.0 cm. It bounces back to a height of 50.5 from the floor. What is the change in gravitational potential energy from the moment it is dropped, to the moment it reaches the maximum height from the bounce?

1 answer

PE=orig-final
= mg(.83-.505)

bobpursley · Answer

PE=orig-final = mg(.83-.505)