What are the misconceptions regarding the gravitational potential energy?
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Solution
An object at rest has no energy.
The only type of potential energy is gravitational.
Gravitational potential energy depends only on the height of an object.
The terms “energy” and “force” are interchangeable.
From the non-scientific point of view, “work” is synonymous with “labor.” It is hard to convince someone that more “work” is probably being done playing football for one hour than studying an hour for a quiz.