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A rock falls of a cliff and hits the ground after 3 seconds. What is it’s velocity right before it hits the ground? A.0.31 m/s B.3.3 m/s C.9.8 m/s D.29.4 m/s PLEASE HELP

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Hopefully this will help you.
A rock falls of a cliff and hits the ground after 3 seconds. What is it’s velocity-example-1
User Ramy
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