Physical Science Vocabulary

Front

force

Back

A push or pull that causes an object to move, stop, or change direction.

Front

movement

Back

A change in position or location.

Front

gravity

Back

A force that pulls objects toward the center of the Earth.

Front

friction

Back

A force that slows or stops motion when objects rub together.

Front

inertia

Back

The property of an object that resists movement by a force.

Front

newton

Back

The standard International unit of force named after Sir Isaac Newton.

Front

mass

Back

The amount of matter in an object, which affects its resistance to acceleration.

Front

velocity

Back

The speed of an object in a particular direction.

Front

acceleration

Back

The rate at which an object's velocity changes over time.