| A | B |
| Condensation | Water Vapor changes to a Liquid |
| Precipitation | Water in any form falls to earth |
| Run-Off | Water flows across the earth |
| Sublimation | Solid to Gas or Gas to Solid |
| Transpiration | Water evaporates from the leaves of plants |
| Water Cycle | System where water moves from place to place |
| Evaporation | Liquid water changes to water Vapor |
| Infiltration | Water soaks into the ground |
| Salinity | The saltiness of water |
| Buoyancy | The ability to float or control rising when submerged |