While leaning out a window that is 6.4 m above the ground, you drop a 0.60 Determine the following. basketball to a friend at ground level. Your friend catches the ball at a height of 2.0 m above the ground. (a) the amount of work done (in J) by the force of gravity on the ball (b) the gravitational potential energy (in ) of the ball-earth system, relative to the ground when it is released (c) the gravitational potential energy (in J) of the ball-earth system, relative to the ground when it is caught
While leaning out a window that is 6.4 m above the ground, you drop a 0.60 Determine the following. basketball to a friend at ground level. Your friend catches the ball at a height of 2.0 m above the ground. (a) the amount of work done (in J) by the force of gravity on the ball (b) the gravitational potential energy (in ) of the ball-earth system, relative to the ground when it is released (c) the gravitational potential energy (in J) of the ball-earth system, relative to the ground when it is caught
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Transcribed Image Text:While leaning out a window that is 6.4 m above the ground, you drop a 0.60 kg basketball to a friend at ground level. Your friend catches the ball at a height of 2.0 m above the ground.
Determine the following.
(a) the amount of work done (in J) by the force of gravity on the ball
(b) the gravitational potential energy (in J) of the ball-earth system, relative to the ground when it is released
(c) the gravitational potential energy (in J) of the ball-earth system, relative to the ground when it is caught
(d) the ratio of the change (PE, - PE,) in the gravitational potential energy of the ball-earth system to the work done on the ball by the force of gravity
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