Unit 1- Matter Review

Front

What is matter?

Back

Anything that takes up space.

Front

Which state of matter has a fixed shape?

Back

Solid.

Front

What happens to a solid when it is heated?

Back

It melts.

Front

What occurs when a gas is cooled?

Back

The particles slow down creating a liquid.

Front

True or False: Solids have a fixed shape.

Back

True.

Front

What is a solid?

Back

A state of matter that has a definite shape and volume.

Front

What is a liquid?

Back

A state of matter that has a definite volume but takes the shape of its container.

Front

What is a gas?

Back

A state of matter that has no definite shape or volume.

Front

What happens to particles in a solid?

Back

They are closely packed together and vibrate in place.

Front

What happens to particles in a liquid?

Back

They are close together but can move past each other.