A volleyball has a mass of 0.30 kg. What is its potential energy if it is placed 3 meters above the ground?
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A volleyball has a mass of 0.30 kg. What is its potential energy if it is placed 3 meters above the ground?
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The potential energy of an object is given by
where:
PE = potential energy
m = mass
g = acceleration due to gravity = 9.8 m/s²
h = height
Solving for PE
PE = mgh
PE = (0.30 kg)(9.8 m/s²)(3 m)
Therefore, the potential energy of the volleyball is 8.82 J.