2.3 Changes of State

Question 1

change of state

Answer 1

the change of a substance from one physical state to another

Question 2

melting

Answer 2

the change of state in which a solid becomes a liquid by adding energy

Question 3

evaporation

Answer 3

the change of a substance from a liquid to a gas

Question 4

boiling

Answer 4

the conversion of a liquid to a vapor when the vapor pressure of the liquid equals the atmospheric pressure

Question 5

condensation

Answer 5

the change of state from a gas to a liquid

Question 6

sublimation

Answer 6

the process in which a solid changes into a gas