| Term | Definition |
| polar molecule | a molecule that has electrically charged areas |
| capillary action | the combined force of attraction among water molecules and with the molecules surrounding materials |
| surface tension | the tightness across the surface of the water that is caused by the polar molecules pulling on one another |
| solution | a mixture that forms when one substance disolves another |
| solvent | a substance that disolves another substance |
| specific heat | the amount of heat needced to increase the temperature of a certain mass of a substance by 1 degree Celcuis |
| evaporation | the process by which molecules at the surface of a liquid absorb enough energy to change to a gaseous state |
| condensation | the process by which gas changes to a liquid |