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a rock is dropped into a well hits the water in 5 secs. if there is no air resistance, what would be the rocks final speed?

kaytlinestep Physics 2 7

a rock is dropped into a well hits the water in 5 secs. if there is no air resistance, what would be the rocks final speed?

Posted by kaytlinestep | Posted at Mar 26, 2000 | Categories: Physics

Answers

BettieZumbrunnen
BettieZumbrunnen

The acceleration of gravity is 9.8 meters per secondĀ². So, 5 seconds after beginning from zero speed, its speed is (5 x 9.8) = 49 m/sĀ² .

Mar 26, 2000 12:52

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