A car is moving at 30 m/s when it hits a wall and comes to rest in 0.5 seconds. What is the acceleration of the car?
Q1. A car is moving at 30 m/s when it hits a wall and comes to rest in 0.5 seconds. What is the acceleration of the car?
Answer: a = Δv / Δt
Explanation: The correct formula is a = Δv / Δt, as acceleration is the change in velocity over time.