Front

What are the three main states of matter?

Back

Solid, Liquid, Gas.

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 neither a definite shape nor a definite volume.

Front

How do particles behave in a solid?

Back

Particles are tightly packed together and vibrate in place.

Front

How do particles behave in a liquid?

Back

Particles are close together but can move past one another, allowing liquids to flow.

Front

How do particles behave in a gas?

Back

Particles move freely and rapidly in all directions.

Front

What happens to the volume of a gas when it is compressed?

Back

The volume decreases as the gas particles are pushed closer together.

Front

What happens to a solid when it is heated?

Back

It may melt and turn into a liquid.

Front

What happens to a liquid when it is heated?

Back

It may evaporate and turn into a gas.