Forces INV 1 Vocab

Front

Force

Back

a push or pull on an object.

Front

Gravity

Back

the force that exists between all objects and tends to pull them together.

Front

Motion

Back

how an object is moving.

Front

Mass

Back

the quantity of matter in an object or substance.

Front

Weight

Back

the force of gravity on an object or substance.

Front

Balanced forces

Back

when forces are equal and act in opposite directions.

Front

Unbalanced force

Back

when a force does not have an equal force acting in the opposite direction on the same object.

Front

Speed

Back

how quickly an object is moving.

Front

Acceleration

Back

speeding up, slowing down, or changing direction.

Front

Normal contact force

Back

the force that occurs between two objects in contact, and is perpendicular to the surfaces.