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Running water
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The most important geologic agent in eroding, transporting, and depositing sediment. Nearly every landscape on earth shows the results of stream erosion or deposition.
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Hydrologic cycle
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The movement and interchange of water between the sea, air, and land. (evaporation, precipitation, transpiration, runoff, infiltration)
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Evaporation
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Solar energy provides the neccessary energy for evaporation to occur.. water is from the land sea.
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Precipitation
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Rain or snow
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Transpiration
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Evaporation from plants
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Runoff
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Water flowing over land surfaces
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Infiltration
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Water soaking into the ground (ground water)
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Stream
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Is a body of running water that is confined in a channel and moves downhill under the influence of gravity.
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Headwaters
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Upper part of stream near its source in the mountains
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Mouth
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Place where a stream enters sea, a lake, or a larger stream.
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Channel
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A long, narrow depression eroded by a stream into rock or sediment.
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Stream banks
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Sides of channel
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Streambed
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Bottom of the channel
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Flat flood plain
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Flat valley floor composed of sediment deposited by the stream.
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Flood
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Water spills over the stream banks. floods are described by recurrence intervals
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