Newton's Third Law of Motion

Front

What is Newton's Third Law of Motion?

Back

For every action, there is an equal and opposite reaction.

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NGSS.MS-PS2-1

Front

What is an action force?

Back

An action force is the initial force exerted by an object.

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NGSS.MS-PS2-2

Front

What is a reaction force?

Back

A reaction force is the force exerted in response to an action force.

Tags

NGSS.MS-PS2-1

Front

Example of action and reaction forces in swimming?

Back

Action: Swimmer pushes water back; Reaction: Water pushes swimmer forward.

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NGSS.MS-PS2-1

Front

What happens when a foot pushes down on the floor?

Back

The floor pushes back against the foot with equal force.

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NGSS.MS-PS2-1

Front

If you push harder on the ground, what happens to the reaction force?

Back

The reaction force increases.

Tags

NGSS.MS-PS2-1

Front

What is an example of Newton's Third Law in sports?

Back

A basketball player jumping off the ground pushes down on the floor, and the floor pushes him up.

Tags

NGSS.MS-PS2-1

Front

What is the relationship between action and reaction forces?

Back

They are equal in magnitude and opposite in direction.

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NGSS.MS-PS2-1

Front

What happens to a rocket when it expels exhaust?

Back

The rocket moves forward due to the reaction force from the expelled exhaust.

Tags

NGSS.MS-PS2-1

Front

What is the action force when a bowling ball hits pins?

Back

The bowling ball hitting the pins.

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