Question

A force of 1.35 newtons is required to accelerate a book by 1.5 meters/second2 along a frictionless surface. What is the mass of the book?

0.45 kilograms

0.90 kilograms

1.35 kilograms

1.5 kilograms

1.8 kilograms

Answer 1

F = 1.35 N.
a = 1.5 m/s^2

F = m*a
m = F/a

Answer 2

0.45 kilograms