Asked by Adub
A stone is thrown downward with a speed of 12 m/s from a height of 20 m. (acceleration due to gravity: 9.81 m/s2)
a) What is the speed (in m/s) of the stone just before it hits the ground?
b) How long does it take (in seconds) for the stone to hit the ground?
a) What is the speed (in m/s) of the stone just before it hits the ground?
b) How long does it take (in seconds) for the stone to hit the ground?
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