Forces & Motion Lesson 2 Vocab

Front

Force

Back

A push or pull

Front

Speed

Back

Rate at which an object changes position (how fast it is moving).

Front

Acceleration

Back

Rate at which an object changes how quickly it is moving (speeding up or slowing down).

Front

Velocity

Back

Rate of an object’s motion + direction.

Front

Net Force

Back

Sum of all forces acting on an object.

Front

Balanced Force

Back

When the amount of forces acting on an object are the same, resulting in no motion.

Front

Unbalanced Force

Back

When the amount of forces acting on an object are different, resulting in motion.

Front

Mass

Back

Amount of matter in an object; is not affected by gravity.

Front

Weight

Back

A measure of the pull of gravity on an object; changes due to amount of gravity.

Front

Newtons (N)

Back

Unit of measurement for force or weight.