Explain how the meanings boiling and melting differ.
Boiling is the conversion from a liquid to a vapor and melting is the conversion of a solid to a liquid.
Explain how the meanings of condensation and evaportation differ.
condensation is the change from a gas to a liquid and evaporation is the change from a liquid to a gass
What is a change of state?
The conversion of a substance form one physical form to another
What does a change of state require?
A loss or gain of energy by a substance's particles.
What is condensation?
The change of a gas to a liquid. It's the reverse of evaporation.
What is sublimation?
When a solid changes directly to a gas.