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Physics, 24.04.2020 21:23 jboii11

A roller coaster has a mass of 300 kg. It drops from rest at the top of a hill
that's 101 m tall. How fast is it going when it reaches the bottom?
Acceleration due to gravity is g = 9.8 m/s2.

A. 44.5m/s
B. 41.2 m/s
C. 76.7 m/s
D. 21.8 m/s

The answer is 44.5 m/s

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