Forces and Motion

Front

What is a force?

Back

A force is a push or a pull that can change the motion of an object.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Front

What is friction?

Back

Friction is the force that slows and stops motion between touching objects.

Front

What is gravity?

Back

Gravity is the force that pulls objects toward each other, like how the Earth pulls us down.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Front

What is a push?

Back

A push is a type of force that moves an object away from you.

Front

What is a pull?

Back

A pull is a type of force that brings an object closer to you.

Front

Which requires more force: moving a toy car or a chair with a friend sitting in it?

Back

A chair with a friend sitting in it requires more force to move.

Tags

NGSS.3-PS2-1

Front

What happens when two objects rub against each other?

Back

They create friction, which can slow them down.

Front

Can you give an example of a push?

Back

Pushing a door open is an example of a push.

Tags

NGSS.3-PS2-1

Front

Can you give an example of a pull?

Back

Pulling a wagon is an example of a pull.

Front

What is the effect of gravity on objects?

Back

Gravity pulls objects toward the ground.

Tags

NGSS.5-PS2-1