The coefficient of restitution (COR) between a tennis ball and a wooden floor surface is 0.79. a) How high would the tennis ball bounce off the wooden surface if the tennis ball was dropped from a height of 1.8 m above the wooden floor surface?  b) The same tennis ball was dropped from a height of 1.8 m above a concrete surface and bounced up to a height of 1.19 m.  What is the coefficient of restitution (COR) equal to between the tennis ball and the concrete surface?

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