Question 658588: A ball is dropped from a builing and falls for 4.0s before it hits the ground. What is its velocity just as it hits the ground? Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! A ball is dropped from a builing and falls for 4.0s before it hits the ground. What is its velocity just as it hits the ground?
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v = a*t = ~9.8 m/sec * 4 sec
v = 39.2 m/sec