Question

a roller coaster car rapidly picks up speed as it rolls down a slope. and it starts down the slope, its speed is 4 m/s. but 3 seconds later, at the bottom of the slope, its speed is 22m/s what is the acceleration?

Answer 1

I hope this helps.

a=(V2-V1)/t

a=(22-4)/3

A=18/3

A=6m/s/s