physics please help!!
posted by archi .
A 0.267kg ball is thrown straight up from 2.20m above the ground. Its initial vertical speed is 9.20m/s. A short time later, it hits the ground. Calculate the total work done by the force of gravity during that time.

physics please help!! 
bobpursley
work done by gravity= mgh= .267*g*2.20
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