Newton's Third Law: Action-Reaction

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 one object onto another.

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Front

What is a reaction force?

Back

A reaction force is the force exerted by the second object back onto the first object, equal in magnitude and opposite in direction.

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Front

In the context of Newton's Third Law, what happens when a player hits a ball with a bat?

Back

The action force is the impact of the bat against the ball, and the reaction force is the force of the ball against the bat.

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NGSS.MS-PS2-1

Front

When an object is pushed, what does it do according to Newton's Third Law?

Back

It always pushes back with an equal and opposite force.

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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 size but opposite in direction.

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Front

What happens when an archer shoots an arrow?

Back

The action force is the bowstring against the arrow, and the reaction force is the arrow's push against the bowstring.

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Front

What does it mean for forces to come in pairs according to Newton's Third Law?

Back

It means that every force exerted by one object results in a force of equal magnitude and opposite direction exerted by the second object.

Tags

NGSS.MS-PS2-1

Front

Can you give an example of Newton's Third Law in everyday life?

Back

When you jump off a small boat, you push down on the boat (action), and the boat pushes you up (reaction).

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NGSS.MS-PS2-1

Front

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

Back

It emphasizes that forces are always paired and that one force cannot exist without the other.

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