Front

What is the state of matter that takes the shape of its container?

Back

Liquid

Front

Which state of matter has molecules that are tightly packed together?

Back

Solid

Front

What is the process called when a liquid turns into a gas?

Back

Boiling

Front

What are the three main states of matter?

Back

Solid, liquid, and gas

Front

What happens to particles in an object at higher temperatures?

Back

Particles move faster.

Front

What is a solid?

Back

A state of matter with 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 the molecules in a solid when it is heated?

Back

They gain energy and may eventually turn into a liquid.

Front

What is melting?

Back

The process of a solid turning into a liquid.