RE-FLASHCARD: Action - Reaction Force Pairs

Front

"For every action, there is an equal and opposite reaction" is Newtons ___ Law of motion.

Back

Newton's 3rd Law

Front

Force pairs will be...

Back

equal in magnitude (strength) and opposite in direction.

Front

ALL forces come in pairs.

Back

true

Front

What are the action and reaction forces acting on you as you sit in a chair?
Action: gravity pulling down
Reaction: normal force pushing up with the same amount of force (magnitude)

Back

Action: gravity pulling down
Reaction: normal force pushing up with the same amount of force (magnitude)

Front

Force is measured in....

Back

Newtons

Front

As the finger pushed the ball, what is the reaction force?

Back

The ball pushed the finger. (equal in magnitude and opposite in direction)

Front

What are the action and reaction forces of the rocket launch? Action: Gas is pushed out of the rocket downward Reaction: The rocket is pushed upward by the gas.

Back

Action: Gas is pushed out of the rocket downward Reaction: The rocket is pushed upward by the gas.

Front

Action: The feet push on the floor. Reaction: The floor pushes on the ____.

Back

feet

Front

What is the force pair required for swimming?

Back

The person pulls backwards on the water, and the water pushes the person forwards with the same amount of force.

Front

Action: Cannon pushes on cannonball

Back

Reaction: Cannonball pushes back on cannon