Question

In which case is potential energy increasing?
A.
a skydiver jumps from an airplane that is 4 kilometers above the Earth
B.
a 20 kilogram boulder rolls down a hill that is 430 meters high
C.
a spring of a dart gun launches a dart in a straight line from rest position
D.
a weightlifter lifts a 20 kilogram barbell above his head
GPT 3.5
The correct answer is A.
In this case, the potential energy of the skydiver increases as he jumps from an airplane that is 4 kilometers above the Earth.

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