Front

Force

Back

A push or pull on something.

Front

Acceleration

Back

How quickly something speeds up or slows down.

Front

Mass

Back

How much matter is in something (measured in kilograms).

Front

Velocity

Back

How fast something is going and in what direction.

Front

Speed

Back

How fast something is moving, without direction.

Front

Newton’s First Law

Back

Things stay still or keep moving unless a force changes them.

Front

Newton’s Second Law

Back

Bigger force = more acceleration. Formula: F = m \times a.

Front

Newton’s Third Law

Back

For every action, there is an equal and opposite reaction.

Front

Motion

Back

Movement from one place to another.

Front

Friction

Back

A force that slows things down when they move across a surface. In air or water, this is called drag or air resistance.