Phase Changes

Front

What is the phase change from water vapor to liquid water called?

Back

Condensation

Front

What is the change of state from a liquid to a solid called?

Back

Freezing

Front

What happens to the temperature of a substance during a phase change?

Back

The temperature remains constant during a phase change.

Front

What is the phase change from solid to liquid called?

Back

Melting

Front

What is the phase change from liquid to gas called?

Back

Evaporation

Front

What is sublimation?

Back

The phase change from solid directly to gas without becoming liquid.

Front

What is deposition?

Back

The phase change from gas directly to solid without becoming liquid.

Front

What is the boiling point of water at standard atmospheric pressure?

Back

100 degrees Celsius (212 degrees Fahrenheit).

Front

What is the freezing point of water at standard atmospheric pressure?

Back

0 degrees Celsius (32 degrees Fahrenheit).

Front

What is the term for the energy required to change a substance from solid to liquid?

Back

Heat of fusion.