Newton's First Law Review

Newton's First Law of Motion

by Mary Dressel

Multiple Choice

Which of these is an example of acceleration?

• speeding up

• slowing down

• changing direction

• all of these

Multiple Choice

Which of these is an example of uniform motion?

• someone moving on a Merry-Go-Round

• someone slowing down for a red light

• someone driving on a straight road with their car set on cruise control of 65 mph

• someone sprinting faster at the end of a race

Multiple Choice

Objects can slow down, speed up, or change direction on their own.

• true

• false

Multiple Choice

An object at rest stays at rest unless acted on by an unbalanced force, and an object in motion stays in motion unless acted on by an unbalanced force. This is called ____.

• acceleration

• uniform motion

• Newton's 3rd law of motion

• inertia