Force & Motion Vocab

Front

Distance traveled per time unit.

Back

speed

Tags

NGSS.MS-PS3-1

Front

Speed in a given direction.

Back

velocity

Front

Rate at which velocity changes.

Back

acceleration

Front

Equal forces acting on an object in opposite directions.

Back

balanced forces

Front

Forces producing a nonzero net force that change an object's motion.

Back

unbalanced forces

Tags

NGSS.MS-PS2-2

Front

Force exerted by surfaces rubbing together.

Back

friction

Front

Friction as an object moves through a liquid.

Back

fluid friction

Front

Friction when one solid surface slides over another.

Back

sliding friction

Front

Friction when an object rolls over a surface.

Back

rolling friction

Front

Product of mass and velocity.

Back

momentum