Question

What force is required to accelerate a body with a mass of 15 kilograms at a rate of 8 m/s 2?

A) 23 N
B) 23kg
C) 120 N
D) 1.875 kg

Answer 1

F = ma

F = (15)(8)

F = 120 N

Answer 2

C.) According to Newton's 2nd law of motion, F(net) = m x a = 15 x 8 = 120N.