Newton's 3rd Law

Front

What does Newton's 3rd Law state?

Back

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

Front

What is an example of Newton's 3rd Law in action?

Back

When a balloon releases air, it moves in the opposite direction of the escaping air.

Front

What happens when a small car pushes a big truck?

Back

The truck applies an equal and opposite force on the car.

Front

What is the reaction force when a cannon fires a cannonball?

Back

The cannon moving backwards.

Front

Why do action-reaction forces never cancel each other out?

Back

They act on different objects.

Front

Define 'action force' in the context of Newton's 3rd Law.

Back

The force exerted by one object on another.

Front

Define 'reaction force' in the context of Newton's 3rd Law.

Back

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

Front

Give an example of action and reaction forces in everyday life.

Back

Walking: Your foot pushes back on the ground (action), and the ground pushes your foot forward (reaction).

Front

What is the significance of Newton's 3rd Law in sports?

Back

It explains how athletes use forces to propel themselves or objects.

Front

How does a rocket launch demonstrate Newton's 3rd Law?

Back

The rocket expels gas downwards (action), and the rocket moves upwards (reaction).