Newtons third law

Front

What is Newton's Third Law of Motion?

Back

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

Tags

NGSS.MS-PS2-1

Front

What does the term 'action force' refer to?

Back

The force exerted by one object onto another.

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NGSS.MS-PS2-1

Front

What does the term 'reaction force' refer to?

Back

The force exerted by the second object back onto the first object.

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NGSS.MS-PS2-1

Front

Why can't we see the Earth move when we jump?

Back

The Earth has much more mass, so you can't tell that it moved.

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NGSS.MS-PS2-4

Front

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

Back

When a player hits a tennis ball with a racket, the ball and racket exert the same force on each other.

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NGSS.MS-PS2-1

Front

What is the significance of mass in Newton's Third Law?

Back

The mass of an object affects how much it will move in response to a force.

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

Front

What is the Law of Conservation of Momentum?

Back

In a closed system, the total momentum before and after an event remains constant.

Tags

NGSS.HS-PS2-2

Front

How does Newton's Third Law apply to walking?

Back

When you push down on the ground, the ground pushes you up with an equal force.

Front

What happens when two objects collide according to Newton's Third Law?

Back

They exert equal and opposite forces on each other.

Tags

NGSS.MS-PS2-1

Front

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

Back

When you sit in a chair, your body exerts a downward force on the chair, and the chair exerts an equal upward force on you.