Forces & Motion Lesson 4/6 Vocab

Front

Newton's 1st Law

Back

An object at rest will remain at rest unless acted on by an outside force.

Front

Inertia

Back

Tendency of an object to either remain at rest or in motion.

Front

Newton's 2nd Law

Back

Force = Mass x Acceleration; the heavier an object, the more force required to move it.

Front

Newton's 3rd Law

Back

Every action has an equal and opposite reaction.

Front

Force Pairs

Back

Two forces that always act together, equally, but in opposite directions.

Front

Friction

Back

Force that opposes the motion of an object on a surface.