Newton's 3rd Law of Motion

Front

What is Newton's 3rd Law of Motion?

Back

Every action has an equal but opposite reaction.

Tags

NGSS.MS-PS2-1

Front

What happens when you blow up a balloon and let it go?

Back

The air comes out of the back of the balloon (action) and the balloon moves forward (reaction).

Tags

NGSS.MS-PS2-1

Front

What does Newton's 3rd Law state about forces?

Back

When one object exerts a force on another, the second object exerts an equal amount of force in the opposite direction.

Tags

NGSS.MS-PS2-1

Front

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

Back

When a tennis ball hits the ground and bounces back up.

Tags

NGSS.MS-PS2-1

Front

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

Back

100 Newtons in the opposite direction.

Tags

NGSS.MS-PS2-1

Front

What is the action-reaction pair when a swimmer pushes the water backwards?

Back

Action: swimmer pushing water backwards; Reaction: water pushing swimmer forward.

Tags

NGSS.MS-PS2-1

Front

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

Back

When you push down on the ground (action), the ground pushes you up (reaction).

Front

What is the significance of action-reaction pairs?

Back

They demonstrate that forces always occur in pairs and are equal in magnitude but opposite in direction.

Tags

NGSS.MS-PS2-1

Front

Can you give an example of action and reaction in a rocket launch?

Back

Action: rocket engines push down on the ground; Reaction: rocket moves upward.

Tags

NGSS.MS-PS2-1

Front

What is inertia in relation to Newton's laws?

Back

Inertia is the tendency of an object to resist changes in its state of motion, related to Newton's 1st Law.