A plot of the gravitational potential energy of a 1-kg body as a function of its height above the surface of a planet shows that the gravitational acceleration at the surface of the planet is
A) 1.5 m/s2
B) 1.7 m/s2
C) 3.0 m/s2
D) 6.0 m/s2
E) 9.8 m/s2
Correct Answer:
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