What is changing from a gas to a liquid called ?
Condensation is the name of the process of changing of gas into liquid. This is done by cooling the gas. Further cooling may cause the liquid to turn into solid. In this state the process will be called freezing.
Condensation , I would know, because our teacher made a song about it..thanks a lot Ms. Saulten!! -.-~~SparklyUnicorns~~
for the 1st answer : freezing can also be called solidification