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the place an organism lives and obtains all the things it needs to survive |
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water that fills the cracks and spaces in underground soil and rock layers |
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the continuous process by which water moves from Earth's surface to the atmosphere and back |
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the process by which molecules at the surface of a liquid absorb enough energy to change to a gaseous state |
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a process in which water is give off through the leaves of a plant as water vapor |
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water that falls to Earth as rain, hail, sleet, or snow |
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the streams and smaller rivers that feed into a main river |
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the land area that supplies water to a river system |
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Definition
a ridge of land that divides two watersheds |
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a lake that stores water for human use |
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Definition
nutrients building up in a lake |
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materials that allow water to pass through them easily |
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materials that water cannot easily pass through |
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Definition
the top layers of the soil that contain air and water |
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the lower levels of the soil that contain just water, no air |
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the top of the saturated zone |
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any underground layer of permeable rock or sediment that holds water and allows it to flow |
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a well in which water rises on its own because of water pressure |
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Definition
a land area that is covered with a shallow layer of water during some or all of the year |
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