Force and Motion

Front

What is force?

Back

A push or pull on an object.

Front

What is motion?

Back

The change in position of an object over time.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is gravity?

Back

A force that pulls objects toward each other, like the Earth pulling us down.

Front

How does friction help us move?

Back

Friction keeps us from slipping and sliding.

Front

What happens when two surfaces are smooth?

Back

There is less friction between them.

Front

What is a push?

Back

A force that moves an object away from you.

Front

What is a pull?

Back

A force that brings an object closer to you.

Front

How can force change an object's motion?

Back

By changing its speed or direction.

Front

What is an example of a force?

Back

Pushing a door open.