Forces and Motion Vocabulary Test

A push or pull

• friction

• speed

• inertia

• force

The force that pulls you toward Earth

• gravity

• motion

• velocity

• inertia

A change of position

• friction

• motion

• weight

• acceleration

The measure of the speed and direction of an object's motion

• acceleration

• friction

• velocity

• position

A measure of the gravitational force that pulls on an object

• speed

• motion

• position

• weight

The force that appears when two things rub together

• friction

• inertia

• gravity

• position

What keeps an object at rest or moving in a straight line

• acceleration

• force

• inertia

• gravity

How fast something moves over a certain period of time

• speed

• friction

• velocity

• weight

A force between any two objects that pulls them together

• acceleration

• velocity

• friction

• gravitation

Any change in speed or direction of an object's motion

• motion

• force

• acceleration

• gravity