Question

A car is going downhill at the speed of 3.0 m/s after 2.5 s the car is going uphill at 4.5 m/s, what is its average acceleration

Answer 1

Your answer is 3 m/s.

Step-by-step explanation:

Th e formula for average acceleration is change in velocity over change in time. The change in velocity is 7.5 meters. The change in time is 2.5 seconds. 7.5/3 equals 3. Hope this helps!