A rollercoaster car starts at a height of 90 m at Point A and is moving at a speed of 20 m/s on a later hill at point C. Assuming friction does not affect the motion of a car, what is its height at point C.

A. 20 m

B. 70 m

C. 90 m

D. 100 m

I think it's B!

Question

A rollercoaster car starts at a height of 90 m at Point A and is moving at a speed of 20 m/s on a later hill at point C. Assuming friction does not affect the motion of a car, what is its height at point C.


A. 20 m
 
B. 70 m

C. 90 m

D. 100 m

I think it's B!

rebeccaxhawaii · Answer

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