States of Matter

Front

What are the three main states of matter?

Back

Solid, liquid, and gas.

Front

How is a solid defined in terms of shape and volume?

Back

A solid has a definite shape and a definite volume.

Front

How is a liquid defined in terms of shape and volume?

Back

A liquid has a definite volume but takes the shape of its container.

Front

How is a gas defined in terms of shape and volume?

Back

A gas has no definite shape and no definite volume.

Front

What happens to the molecules in a solid?

Back

Molecules in a solid are closely packed together and vibrate in place.

Front

What happens to the molecules in a liquid?

Back

Molecules in a liquid are close together but can move past one another.

Front

What happens to the molecules in a gas?

Back

Molecules in a gas are far apart and move freely.

Front

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

Back

Evaporation.

Front

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

Back

Condensation.

Front

What is melting?

Back

Melting is the process of a solid turning into a liquid.