Ana E.

asked • 11/30/19

physics question

A child decides to sled down a 12 m tall hill. They reach the bottom with a speed of 14 m/s. What percentage of their initial mechanical energy was lost due to friction?


a) 17%

or

b) 9%

1 Expert Answer

By:

Mark H. answered • 11/30/19

Tutoring in Math and Science at all levels

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