|
 Condensation | Change from a gas to a liquid |
| Evaporation | Change from a liquid to a gas |
| Ground Water | Water stored underground |
| Surface Water | Water in lakes, streams, oceans, ponds, and bays |
| Infiltration | Water that travels through the soil |
| Percolation | Another name for infiltration |
| Runoff | Water that flows over land to a body of water |
| Transpiration | Water vapor given off by plants |
| Sublimation | Change from a solid to a gas |
| Absorption | Water taken up by the roots of plants |
| Deposition | Change from a gas to a solid |
| Precipitation | Water that falls as rain, snow, sleet, or hail |
| Hydrosphere | Water in all forms on Earth |
| Lithosphere | Solid part of the Earth |
| Atmosphere | Layers of gases surrounding the Earth |
| Biosphere | Part of the Earth that includes the atmosphere, lithosphere, and hydrosphere where life exists |
| Reservoir | area where things are stored for "short" periods of time and can move in and out |
| Sink | Area where things are stored for "long" periods of time |
| Flux | Process that moves materials in a cycle |
| Photosynthesis | Flux performed by plants that takes carbon out of the atmophere |
| Carbon | Element found in all living things on Earth |
| Fossil Fuels | Carbon sink that we use for energy |
| Atmosphere | 78% nitrogen |
| Bacteria | Responsible for many/most fluxes in the nitrogen cycle |
| Lightning | Takes nitrogen out of the atmosphere (no bacteria) |
| Eutrophication | Process of adding too many nutrients to water (usually because of fertilizer) |
| Weathering | Flux that moves materials out of rocks |
| Consumers | Move materials when they eat things |
| Haber-Bosch Process | Artificial method of taking nitrogen out of the atmosphere to make fertilizer |
| Combustion (burning) | Flux that takes carbon out of fossil fuels and puts it into the atmosphere |
| Decomposition | Flux where carbon is taken out of (formerly) living things and sent into the soil |