Front

What happens to ice on a warm day?

Back

It will melt to form liquid water.

Front

What form of matter fills the space like it has in the balloon?

Back

Gas.

Front

What happens to a solid substance when it is heated?

Back

It will melt.

Front

What is it called when a solid turns directly to a gas?

Back

Sublimation.

Front

What change occurs when you add heat energy to water?

Back

The water can change from a liquid to a gas.

Front

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

Back

Condensation.

Front

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

Back

Evaporation.

Front

What is the solid state of water called?

Back

Ice.

Front

What is the liquid state of water called?

Back

Water.

Front

What is the gas state of water called?

Back

Water vapor.