A ball is thrown straight up from the ground with an unknown velocity. It reaches its highest point after 5.5 s. With what velocity did it leave the ground?

Answers

Answer 1
v = u + at
0 = u -9.8 x 5.5
u = 9.8 x 5.5 = 53.9 m/s

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Do someone know the answer

Answers

Speed x time = distance
Distance divided by time = speed
500 divided by 5
Speed = 100
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