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Definition
| shape of land by elevation, relief and land form |
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| difference in elevation between highest and lowest parts of area |
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| feature of topography formed by the processes that shape Earth's surface |
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| a large area of land where the topography is similar |
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| a land form of flat, rolling land with low relief |
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| a land form with high elevation and high relief |
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| series of mountains, same shape and structure |
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| land form with level surface and is high above sea level |
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| thick layer surrounding core, made of hot, but solid material |
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| thin outer layer of lithosphere |
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Definition
| map showing surface features |
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| related distance on a map to distance on Earth's surface |
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Definition
| shows houses and other small features on topographic maps |
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Definition
| connects points of equal elevation |
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| the change elevation from contour line to contour line |
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Term
| Global Positioning System |
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Definition
| finding a precise location using a network of satelites |
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Definition
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| tall trees form a leafy roof |
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Definition
| area that receives less than 25 cm of air per year |
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Definition
| receives 25 to 75 cm of rain per year, and is typically populated by grasses and non woody plants |
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Definition
| trees that shed their leaves yearly |
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| low energy state similar to sleep |
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Definition
| trees that product seeds in cones and have needle shaped leaves |
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| soil of the tundra that is frozen soil |
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Definition
| invisible water gas in the air |
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Definition
| water that fills cracks and spaces in the underground soil |
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Definition
| process by which water moves through living and non living parts of the environment |
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Definition
| molecules of liquid absorbs energy and change to gaseous state |
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Definition
| water given off through leaves as water vapor |
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Definition
| process of liquid water falling back to Earth's surface |
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Definition
| supplying water to an area to make it suitable from growing crops |
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| process by which a plant makes food |
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| place where organism lives |
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Definition
| small streams and rivers that feed into a main river |
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Definition
| large area that supplies water to a river system |
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Definition
| one watershed separated from another by a ridge of land |
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| deposit build up into a long ridge |
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Definition
| a lake that stores water fro human use |
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| nutrients buildup in a lake |
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| different sized spaces between particles of rock and soil |
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Definition
| materials that don't easily allow water to pass through |
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Definition
| materials that easily allow water to pass through |
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Definition
| the area of permeable rocks or soil that is totally filled |
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| the layer of rock and soil above the water table |
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| any underground layer of rock or sediment that holds water |
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| the water table meets the ground surface, and ground water flows out of cracks |
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| new water that enters the aquifer from the surface |
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| a well in which water rises because of pressure within an aquifer |
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| an area of land that is covered with a shallow layer of water |
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| a measurement of the substance in water |
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| a measurement of how acidic or basic it is , scale 0-14 |
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| the level of two minerals - calcium and magnesium - in water |
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| the amount of one substance in a certain volume of another |
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| the process of passing water through a series of screens |
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| a chemical such as alum is added to cause sticky globs |
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| process by which particles in a liquid clump together, a step in the water treatment process |
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| disposed of fine solids that settle out from waste water |
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| underground tank containing bacteria that treats waste water as it passes through |
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| ground area around a septic tank |
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| obtaining fresh water from salt water |
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| adding subatance4s that have negative effect on water |
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Definition
| specific source of pollution that can be identified |
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| widely spread source of pollution |
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| rain that is more acidic than normal |
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| a chemical to kill insects |
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Definition
| power made from moving water |
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