Newton's 3rd Law of Motion

Front

What is Newton's 3rd Law of Motion?

Back

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

Tags

NGSS.MS-PS2-1

Front

If an object A exerts a force of 10 N on object B, how much force does object B exert on object A?

Back

10 N in the opposite direction.

Tags

NGSS.MS-PS2-1

Front

What happens to a rocket when it expels gas downward?

Back

The rocket moves upward due to the reaction force from the expelled gas.

Tags

NGSS.MS-PS2-1

Front

How does a swimmer move forward in water?

Back

By pushing water backward, the water pushes the swimmer forward.

Tags

NGSS.MS-PS2-1

Front

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

Back

When you jump off a small boat, the boat moves backward.

Tags

NGSS.MS-PS2-1

Front

What is the relationship between action and reaction forces?

Back

They are equal in size but opposite in direction.

Tags

NGSS.MS-PS2-1

Front

Why is it important for a rocket's nozzle to point downward?

Back

To ensure that the exhaust gases push the rocket upward.

Tags

NGSS.MS-PS3-5

Front

What is the effect of a force applied to an object at rest?

Back

It can cause the object to move in the direction of the force.

Tags

NGSS.MS-PS2-2

Front

What is the significance of the phrase 'equal and opposite'?

Back

It means that forces always come in pairs that are equal in strength but opposite in direction.

Tags

NGSS.MS-PS2-1

Front

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

Back

When you push down on the ground, the ground pushes you up.