Newton's 3rd Law of Motion

Front

What is Newton's 3rd Law of Motion?

Back

Newton's 3rd Law of Motion states that for every action, there is an equal and opposite reaction.

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NGSS.MS-PS2-1

Front

How does a rocket utilize Newton's 3rd Law of Motion?

Back

A rocket pushes gases backward when fuel is ignited, and in response, the gases push the rocket forward.

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NGSS.MS-PS2-1

Front

If a ball bat exerts a force of 100 Newtons on a ball, what force does the ball exert on the bat?

Back

The ball exerts a force of 100 Newtons in the opposite direction.

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NGSS.MS-PS2-1

Front

What do arrows represent in the context of forces?

Back

Arrows represent the direction and magnitude of forces, not strength and speed.

Front

What happens when a book exerts a downward force on a table?

Back

The table exerts an equal upward force on the book.

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Front

What is an example of action and reaction forces in everyday life?

Back

When you jump off a small boat, you push the boat backward while you move forward.

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NGSS.MS-PS2-1

Front

What is the significance of the phrase 'equal and opposite' in Newton's 3rd Law?

Back

It indicates that forces always occur in pairs; one force is the action and the other is the reaction.

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NGSS.MS-PS2-1

Front

Can you give an example of Newton's 3rd Law in sports?

Back

When a swimmer pushes water backward with their hands, the water pushes them forward.

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NGSS.MS-PS2-1

Front

What is the relationship between action and reaction forces?

Back

Action and reaction forces are equal in magnitude but opposite in direction.

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NGSS.MS-PS2-1

Front

How does Newton's 3rd Law apply to walking?

Back

When you walk, your foot pushes backward against the ground, and the ground pushes you forward.