Heating and Cooling

Front

What happens to a solid when heat is applied?

Back

A solid can change into a liquid when heat is applied.

Front

What effect does decreasing temperature have on a liquid?

Back

Decreasing the temperature can change a liquid into a solid.

Front

What is condensation?

Back

Condensation is the process where water vapor cools down to form liquid water.

Front

Give an example of condensation.

Back

Fog forming on a mirror is an example of condensation.

Front

What is the process of changing a liquid to a gas called?

Back

The process of changing a liquid to a gas is called evaporation.

Front

What is the process of changing a gas to a liquid called?

Back

The process of changing a gas to a liquid is called condensation.

Front

What is the boiling point of water at sea level?

Back

The boiling point of water at sea level is 100 degrees Celsius (212 degrees Fahrenheit).

Front

What is the freezing point of water?

Back

The freezing point of water is 0 degrees Celsius (32 degrees Fahrenheit).

Front

What is the role of heat in phase changes?

Back

Heat is absorbed or released during phase changes, causing substances to change from one state to another.

Front

What is sublimation?

Back

Sublimation is the process where a solid changes directly into a gas without becoming a liquid.