Unit 3 Science Review: Force and Motion

Front

What is force?

Back

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

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

What is gravity?

Back

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

Front

What is friction?

Back

Friction is a force that opposes motion between two surfaces that are in contact.

Front

What happens when you push an object?

Back

When you push an object, you apply a force that can make it move.

Front

What happens when you pull an object?

Back

When you pull an object, you apply a force that can also make it move.

Front

What is a magnet?

Back

A magnet is an object that can attract certain metals, like iron.

Front

What is the effect of a magnet on a paper clip?

Back

A magnet can pull a paper clip closer to it.

Front

What is the role of gravity in a paper airplane's flight?

Back

Gravity pulls the paper airplane down, affecting its direction.

Front

What is the difference between a push and a pull?

Back

A push moves an object away, while a pull brings it closer.