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06-01-2020
Physics

contestada

What is the force required to accelerate a 4 kg rock from 3 m/s to 15 m/s in seconds?

Respuesta :

iaurore iaurore

06-01-2020

Answer:

16 Newtons

Explanation:

We will use the equation F=ma

First, find the acceleration using the givens.

a=∆v/∆t

a=15-3/3

a=12/3

a=4 m/s^2

Next, plug the acceleration and mass into the equation.

F=ma

F=4kg(4m/s^2)

F=16 Newtons

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