Question

A roller coaster is moving at 25 m/s at the bottom of a hill. Three
seconds later it reaches the top of the hill moving at 10 m/s. What
was the acceleration of the coaster?

Answer 1

Explanation:

5m/s2. Explanation: aavg= ΔvΔt=vf−vitf−ti. Where:- vf is the final velocity v i is the initial velocity tf is the final time ti is the  ...

−5m/s2 Explanation: aavg=ΔvΔt=vf

Answer 2

Answer:

i dont know the answer but very nice question