| Term | Definition |
| Hard Water | water that contains salts (as calcium and magnesium ions) that limit the formation of lather with soap |
| Soft Water | water that is not hard (does not contain salts that interfere with the formation of lather with soap) |
| Continental Glaciers | A huge mass of ice slowly flowing over a land mass, formed from compacted snow in an area where snow accumulation exceeds melting and sublimation |
| Valley Glaciers | A long relatively narrow ribbon of ice that is confined between valley walls, usually fed by cirque glaciers or functions as an outlet glacier for ice fields, ice caps or ice sheets. |
| Surface Runoff | water that flows over land until it reaches lakes, rivers, or other areas |
| Precipitation | rain snow sleet or hail |
| Condensation | water vapor cools and condenses and forms clouds |
| Transpiration | the emission of water vapor from the leaves of plants |
| Evaporation | the process of becoming a vapor |
| Solvent | a liquid substance capable of dissolving other substances |
| Ground Water | underground water that is held in the soil and in pervious rocks |
| Surface Water | water contained in places such as lakes, ponds, rivers, streams, and reservoirs |
| Aquifer | underground bed or layer yielding ground water for wells and springs etc |
| Permeable | allowing (especially liquids) to pass or diffuse through |
| Impermeable | preventing especially liquids to pass or diffuse through |
| Water Table | underground surface below which the ground is wholly saturated with water |
| Zone Of Aeration | The upper zone which usually isn't completely filled with water, but with rocks and soil too. ( Is about Ground water) |
| Zone of Saturation | The lower zone where water accumilates between small rock particles. |
| Limestone | a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals |
| Sinkhole | a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof |
| Karst System | area of limestone that has been eroded to produce sinkholes and caves |
| Blue Springs | below Lake Blackshear |
| Reservoirs | A natural or artificial pond or lake used for the storage and regulation of water |
| Domestic | of or relating to the home |