Force and Motion Vocabulary

Front

The speed and direction of an object's motion.

Back

Velocity

Front

The property of matter that keeps an object at rest or in motion in a straight line

Back

Inertia

Front

A push or pull that acts on an object.

Back

Force

Front

The change in position of an object.

Back

Motion

Front

The measure of an object's change in position during a unit of time

Back

speed

Front

When two equal forces are pushing on each other, neither will be able to overcome the other and the object cannot move.

Back

balanced forces

Front

A force that is not cancelled out by another force and causes a change in the motion of an object.

Back

Unbalanced forces

Front

Any change in the speed or direction and motion

Back

Acceleration

Front

A force that resists motion between objects that are touching.

Back

Friction

Front

up and down, clockwise and counter clockwise, backwards and forwards.

Back

Ways an object can show motion: