Front

What is condensation?

Back

Condensation is the process when water vapor (a gas) is cooled and forms liquid water.

Front

What is the freezing point of water?

Back

The freezing point of water is 32°F (0°C).

Front

What must happen for liquid water to evaporate?

Back

Liquid water must be heated to evaporate and become a gas.

Front

What state of matter fills its container completely?

Back

Gas is the state of matter that spreads out to completely fill its container.

Front

What is water vapor?

Back

Water vapor is water in gas form, which is moisture in the air.

Front

What is evaporation?

Back

Evaporation is the process where liquid water changes into water vapor (gas) when heated.

Front

What is the boiling point of water?

Back

The boiling point of water is 212°F (100°C), where it changes from liquid to gas.

Front

What happens to water when it freezes?

Back

When water freezes, it changes from liquid to solid ice.

Front

What is a solid?

Back

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

Front

What is a liquid?

Back

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