davidruiz3422 davidruiz3422

26-03-2020
Chemistry

contestada

Jeffrey is on his skateboard and starts skating down a ramp. Ten seconds later he is travelling at
20.0 m/s. What was his acceleration

Respuesta :

olatunbosunadeoke olatunbosunadeoke

26-03-2020

Answer: 2m/s^2

Explanation:

Velocity of skateboard = 20.0 m/s.

Time taken = Ten seconds (10 s)

Acceleration = ?

Recall that acceleration is the change in velocity of a body per unit time.

i.e Acceleration = (velocity / Time)

Acceleration = 20.0m/s ➗ 10 s

Acceleration = 2m/s^2

Thus, Jeffrey acceleration was 2m/s^2

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