Question

An object accelerates 5.0m/s2 when a force of 20.0N is applied to it. What is the mass of the object?

Answer 1

4.0 kg

Explanation:

F=ma

20.0N = (Mass)*(5.0 m/s^2)

Mass = 20.0N/(5.0 m/s^2)

1 N = 1 kg*m/s^2

Mass = 20.0 kg*m/s^2/(5.0 m/s^2)

Mass = 20.0 kg/5.0 or 4.0 kg