Newtons 3rd Law

Front

What is Newton's Third Law of Motion?

Back

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

Front

What happens when a book pushes down on a table with a force of 5N?

Back

The table pushes back with a force of 5N.

Front

Which of the following is NOT part of Newton's Third Law?

Back

Rain in the sky.

Front

True or False: Action-reaction pairs can cause a change in motion.

Back

True.

Front

Give an example of Newton’s Third Law.

Back

You jump on a trampoline; it springs you back into the air.

Front

What is an action-reaction pair?

Back

A pair of forces acting on two different objects that are equal in size and opposite in direction.

Front

True or False: The recoil of a firing cannon is an example of Newton’s 3rd Law.

Back

True.

Front

What is an example of action-reaction in swimming?

Back

A swimmer pushes against a pool wall to begin swimming.

Front

What does it mean when we say forces are 'equal and opposite'?

Back

It means that when one object exerts a force on another, the second object exerts a force of equal strength in the opposite direction.

Front

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

Back

A rocket's thrust pushes it out of Earth’s atmosphere, demonstrating action-reaction.