Phase Change Review

Front

What is the process called when a solid changes directly into a gas?

Back

Sublimation

Front

What happens to energy when a liquid changes to a gas?

Back

Energy is gained.

Front

What happens to energy when a solid changes to a gas?

Back

Energy is gained.

Front

What happens to energy when a gas changes to a liquid?

Back

Energy is lost.

Front

True or False: Heat is added to change a liquid to a solid.

Back

False.

Front

What is condensation?

Back

The process where a gas changes into a liquid.

Front

What is evaporation?

Back

The process where a liquid changes into a gas.

Front

What is deposition?

Back

The process where a gas changes directly into a solid.

Front

What is the melting point?

Back

The temperature at which a solid becomes a liquid.

Front

What is the boiling point?

Back

The temperature at which a liquid becomes a gas.