Multiple Choice
The figure shows a famous roller coaster ride. You can ignore friction. If the roller coaster leaves point Q from rest, what is its speed at the top of the 25-m peak (point S) ? 
A) 10 m/s
B) 22 m/s
C) 44 m/s
D) 62 m/s
E) 120 m/s
Correct Answer:

Verified
Correct Answer:
Verified
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