xxmegadragongan xxmegadragongan

18-12-2020
Physics

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Serena Williams has an average serve speed of 47 m/s. Find the mass of the tennis ball if its kinetic energy is 65 J.

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puppyloverneenie puppyloverneenie

18-12-2020

Answer:

That's about 12 kilometers per hour faster than the average female professional tennis player.

Explanation:

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