Term
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Definition
| wear down material transported by water, wind, or ice. |
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Term
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Definition
| surface and streams..... ground water |
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Term
| Distribution of Water on Earth |
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Definition
| 97% is salt and 3% is fresh (lakes, streams, glaciers, ice, and groundwater) |
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Term
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Definition
| 78% of fresh water is locked up in ice 21.5% is found in ground water |
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Term
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Definition
| 10" snow = 1" rain US average=30 in./year |
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Term
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Definition
| change in y divided by change in x ris over run |
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Term
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Definition
| all slopes down have a negative sign and up have a positive sign... miles = horizontal... feet = vertical axis |
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Term
| Stream gradients calculation |
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Definition
| drop in feet divided by run (distance) in miles |
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Term
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Definition
| limit to down cutting of a stream (elevation) |
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Term
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Definition
| mainstream is the local base level for its tributaries when they join main stream and point as acute angles |
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Term
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Definition
| limit to down cutting of all the world's streams=sea level ocean |
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Term
| 3 Stages of stream and valley development |
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Definition
| young-early mature-middle old-late |
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Term
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Definition
| no floodplain, stream down cutting, fills valley floor is v-shaped in cross section |
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Term
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Definition
| floodplain is developed, stream meanders is present, see cliffs or distinct valley walls at edge of flood plain |
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Term
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Definition
| stream meanders over a vast floodplain (width is several times the width of the meranda belt) |
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Term
| Geological work of a stream |
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Definition
| erosion-transport-deposited |
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Term
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Definition
| dissolves-weak acid dissolves rock or flowing water sands rock to smooth |
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Term
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Definition
| material carried by stream |
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Term
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Definition
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Term
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Definition
| in terms of features that result in point bar (sand on gravel) |
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Term
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Definition
| stream moves in serpentive fashion over flood plain by erosion on outside of the bend and by deposition on inside of bed |
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Term
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Definition
| triangular of fan-shaped deposit at the mouth of a stream where it flows into a body of water |
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Term
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Definition
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Term
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Definition
| a "sometimes" stage of stream development, results in a change in base level EX: Colorado Plateau |
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Term
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Definition
| bending of layers of rock |
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