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Two books are placed on a set of shelves. One is a 2-kg book that is placed on a 5-m high shelf, and the other

Two books are placed on a set of shelves. One is a 2-kg book that is placed on a 5-m high shelf, and the other is a 5-kg book placed on a 2-m high shelf. How do the books’ potential energies compare?

The more massive book has more potential energy.

The less massive book has more potential energy.

The two books have the same potential energy.

We can’t tell without knowing the force acting on each book.

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