An apple falls straight down from a tree. While the apple is falling: Group of answer choices
the gravitational force does positive work on the apple, and the gravitational potential energy increases.
the gravitational force does positive work on the apple, and the gravitational potential energy decreases.
the gravitational force does negative work on the apple, and the gravitational potential energy increases.
the gravitational force does negative work on the apple, and the gravitational potential energy decreases.
NONE of the other choices are correct.
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