| Term | Definition |
| Solvent | a substance in which another substance dissolves |
| Reservoirs | artificial lakes built by damming a stream or river |
| permeable | allowing (especially liquids) to pass or diffuse through |
| impermeable | preventing especially liquids to pass or diffuse through |
| Water table | the surface between the zone of saturation and aeration, below which ground is saturated |
| zone of aeration | area above the water-filled zone that has a drier ground and pores filled with air |
| Saturate | soak thoroughly |
| surface | area above ground or on the surface |
| unconfined | level rise and fall/water must be pumped out |
| confined | water is under pressure so when drilled the water rises naturally |
| aquifer system | two or more aquifers that are hydraulically connected |
| hard water | high amount of water |
| soft water | small amount of water |
| groundwater | water held in rocks and soil below the surface |
| evaporation | the process of becoming a vapor |
| condensation | the process of changing from a gaseous to a liquid or solid state |
| limestone | a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals |
| sinkhole | a circular depression formed when the rood of a cave collapses |
| karst system | area of limestone that has been eroded to produce sinkholes and caves |
| blue springs | One of the ten springs that flows from the Floridian Aquifer to the Flint River |
| flood irrigation | water is poured through canals and waterways so that it flows through fields |
| drip irrigation | a proccess by which pipes placed near plant roots drip only as much water as the plants need. |
| center pivot system | A system that moves a drip irrigation system back and fourth to water plants. |
| continental glaciers | smoothe the landscapes by removin the features that existed before the ice appeared |
| 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 | When there is no where else for the water to go the water stays on the surface |
| precipitation | the falling to earth of any form of water (rain or snow or hail or sleet or mist) |