Science, asked by alghareebali63, 22 days ago

A roller coaster is at the top of a 72 m hill and weighs 134 kg. The coaster (at this
moment) has gravitational potential energy. Calculate it.

You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30 m/s. The ball has kinetic energy. Calculate it.

Answers

Answered by gauravganeshwaghare
1

Answer:

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Explanation:

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