Force & Motion Vocab

The distance an object travels per unit of time.

• velocity

• speed

• acceleration

• force

Tags

NGSS.MS-PS3-1

Speed in a given direction.

• force

• motion

• velocity

• acceleration

Tags

NGSS.MS-PS3-1

The rate at which velocity changes.

• speed

• inertia

• motion

• acceleration

Equal forces acting on an object in opposite directions.

• balanced forces

• unbalanced forces

• momentum

• gravity

Tags

NGSS.MS-PS2-1

Forces that produce a nonzero net force, which changes an object's motion.

• momentum

• gravity

• unbalanced forces

• balanced forces

Tags

NGSS.MS-PS2-2

The force that one surface exerts on another when the two surfaces rub against each other.

• inertia

• friction

• gravity

• momentum

Friction that occurs as an object moves through a liquid or gas.

• rolling friction

• friction

• fluid friction

• sliding friction

Friction that occurs when one solid surface slides over another.

• friction

• fluid friction

• sliding friction

• rolling friction

Friction that occurs when an object rolls over a surface.

• sliding friction

• rolling friction

• fluid friction

• friction

The product of an object's mass and velocity.

• gravity

• inertia

• speed

• momentum