Six seconds after starting from rest, a car is moving at 15 m/s. What is the car's average acceleration? 6 m/s2 0-5 m/s? 5 m/s2 2.5 m/s? -2.5 m/s?

asked Sep 4, 2021 123k views

2 votes

Six seconds after starting from rest, a car is moving at 15 m/s. What is the car's

average acceleration?
6 m/s2
0-5 m/s?
5 m/s2
2.5 m/s?
-2.5 m/s?

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6 votes

Answer:

2.5 m/s²

Step-by-step explanation:

a = ∆v/∆t = (15 m/s)/(6 s) = (15/6) m/s² = 2.5 m/s²

Rednafi answered Sep 9, 2021

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