Physics, 28.01.2021 06:50, kim643

1. A rock, thrown straight up, takes 4.2 seconds to reach its maximum height (g= 9.8 m/s2). a) What was its initial velocity?

b) What was its maximum height?

Answers: 3

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1. A rock, thrown straight up, takes 4.2 seconds to reach its maximum height (g= 9.8 m/s2). a) What...