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.

Front

What happens when two forces are balanced?

Back

The object stays still or keeps moving at the same speed.

Front

What is an example of a pull?

Back

Pulling a wagon.

Front

What is friction?

Back

A force that slows down or stops motion when two surfaces rub against each other.

Front

What is gravity?

Back

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

Front

What is inertia?

Back

The tendency of an object to stay at rest or keep moving unless acted on by a force.

Front

What is an example of a push?

Back

Pushing a door open.

Front

What happens when you kick a ball?

Back

You apply a force that makes the ball move.

Front

What is an unbalanced force?

Back

When one force is stronger than another, causing motion.