A 2-Kg Block Is Thrown Upward from a Point 20

question 45

Multiple Choice

A 2-kg block is thrown upward from a point 20 m above the Earth's surface.At what height above Earth's surface will the gravitational potential energy of the Earth-block system have increased by 500 J?

• A)5 m
• B)25 m
• C)46 m
• D)70 m
• E)270 m

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