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6thgrade water cycle
| Question | Answer |
|---|---|
| Water Cycle | The continual movement of water among Earth's atmosphere, oceans and land surface through evaporation, condensation, and precipitaion. |
| Precipitation | Any form of water that falls from clouds and reaches Earth's surface |
| Groundwater | Water that fills the cracks and spaces in underground soil and rock layers |
| Tributary | A stream or smaller river that feeds into a main river |
| Watershed | The land area that supplies water to a river system |
| Divide | A ridge of land that separates one watershed from another |
| Habitat | The place where an organisms live and where it obtains all the things it needs to survive |
| Reservoir | A lake that stores water for human use |
| Wetland | A land area that is covered with a shallow layer of water during some or all of the year |
| permeable | Characteristic of a material that is full of tiny connected air spaces that water can seep through |
| Impermeable | A characteristic of materials, such as clay and granite, through which water does not easily pass |
| Saturated Zone | A layer of permeable rock or soil in which the cracks and pores are totally filled with water |
| Water table | The top of the saturated zone, or depth to the groundwater under Earth's surface |
| Unsaturated Zone | A layer of rocks and soil above the water and able in which the pores contain air as well as water |
| Spring | A place where groundwater flows to the surface |
| Aquifer | An underground layer of rock or sediment that holds water |
| Artesian well | A well in which water rises because of pressure within the aquifer |
| Geyser | A fountain of water and steam that builds up pressure underground and erupts at regular intervals |
| Irrigation | The process of supplying water to areas of land make them suitable for growing crops |
| Conservation | The practice of using less of a resource so that it will not be used up |
| Water pollution | The addition of any substance that has a negative effect on water or the living things that depend on the water |
| Pollutant | A harmful substance in the air,water, or soil |
| Point Source | A specific source of pollution that can be identified |
| Nonpoint Source | A widely spread source of pollution that is difficult to link to a specific point of origin |
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