Term
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Definition
| Water flowing in a channnel |
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Term
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Definition
| Contains water all year long |
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Term
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Definition
| Contains water in the rainy season |
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Term
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Definition
| Contains water only during rainy season |
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Term
| Drainage basin (watershed) |
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Definition
| Region drained by a single stream |
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Term
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Definition
| Ridge sepearting adjacent drainage basins |
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Term
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Definition
Seperates system draining into different oceans
*east of the divide, the water drains into the Atlantic or Gulf of Mexico
*West, the water drains into the Pacific Ocean or internal drainage-like the Great Salt Lake |
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Term
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Definition
| Stream drains into interior basin-water is saline |
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Term
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Definition
| The lowest point to which a stream can flow, or the lowest level to which it can erode its bed |
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Term
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Definition
A treeloike pattern of drainage
*most common |
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Term
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Definition
Long parallel streams
-Alternative |
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Term
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Definition
| Stream radiate out from a moutain |
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Term
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Definition
| Streams Converge into a central basin |
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Term
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Definition
| The size of the largest particle that a stream can carry; related to velocity |
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Term
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Definition
| The maximum load a stream can carry; related to stream discharge |
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Term
| What two factors affect stream processes? |
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Definition
1) Velocity
2) Discharge(volume of water |
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Term
| What factors affect stream velocity? |
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Definition
A) Gradient
B) Channel Shape
C) Channel roughness |
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Term
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Definition
The volume of water flowing past a given point per unit of time
Q=W*D*V |
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Term
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Definition
| Eroded materials carried by a stream |
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Term
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Definition
| materials carried in solutions; salts, soluable materials |
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Term
| What three things erode streams? |
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Definition
1) Hydraulic Action-Current breaks particles away
2) Abrasion-materials carried by a stream scour stream bed
3) Corrosion-Chemical action solution |
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Term
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Definition
| Materials carried along the bed of the stream; large particles, sand, gravel, rock |
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Term
| What two ways is Bed Load Carried? |
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Definition
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Term
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Definition
| Implies bouncing or jumping-larger particles carried along in a series of bounces |
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Term
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Definition
| Implies a dragging or rolling along the bed of the stream via sliding pushing or rolling |
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Term
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Definition
| Stream deposited material |
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