Question

A roller coaster is moving at 10 m/s at the top of a hill and 22 m/s at the bottom of the hill two seconds later. What is the acceleration of the roller coaster?

Answer 1

The acceleration is

Step-by-step explanation:

Acceleration = final velocity - initial velocity
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speed
Initial velocity = 10m/s
final velocity = 22m/s
speed = 2 secs
acceleration = 22 - 10
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2
= 12/2
6 m/s^2