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polar molecule A molecule that has electrically charged areas.
capillary action The combined force of attraction among water molecules and with the molecules of surrounding materials. It allows water to move through materials with pores inside.
surface tension The tightness across the surface of water that is caused by the polar molecules pulling on one another.
solution A mixture that forms when one substance dissolves another.
solvent The substance that does the dissolving.
specific heat The amount of heat needed to increase the temperature of a certain mass of a substance by 1 degree Celsius.
evaporation The process by which molecules at the surface of a liquid absorb enough energy to change to the gaseous state.
condensation The process by which a gas changes to a liquid.
Created by: tamarablyons