Evaporation is when a material moves from a liquid to gaseous phase. Evaporation is a cooling process. Duration: 5:27.
Condensation and evaporation occur at the same time. Condensation is a warming process, whereas evaporation is a cooling process. Duration: 6:05.
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If water molecules have enough thermal energy, they can escape the liquid phase beneath the surface of the liquid. This is called boiling. Duration: 12:32.
Maile discovers that water in the form of ice can evaporate. So what is a frost free freezer all about? Duration: 2:16.
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Watch these additional videos to complete this tutorial.