Term
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Definition
| water soaking into ground |
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Term
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Definition
| plants release water vapor |
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Term
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Definition
| straight-line paths, slow, parallel |
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Term
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Definition
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Term
| factors that determine stream velocity |
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Definition
gradient
discharge
shape/size/roughness of channel |
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Term
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Definition
| vertical drop of a stream over a specified distance |
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Term
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Definition
volume
of water flowing past a certain point in a given unit of time
discarge = channel width x channel depth x velocity |
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Term
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Definition
cross-section along the length of a stream
gradient decreases downstream (towards mouth) |
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Term
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Definition
| level below which a stream cannot erode |
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Term
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Definition
| lakes, resistant layers of rock, and main streams that act as base level for their tributaries |
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Term
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Definition
sea level
lowest level to which stream erosion could lower the land |
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Term
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Definition
| rock material transported in solution |
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Term
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Definition
rock material transported through a visible cloud of sediment
fine particles
large rivers |
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Term
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Definition
coarser particles move along bottom of stream channel
occasional motion |
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Term
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Definition
competence - max size particles capable of transporting, related to velocity
max load, related to discharge & volume |
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Term
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Definition
| accumulation of sediment formed where a stream enters a lake or ocean |
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Term
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Definition
| elevated landforms that parallel some streams and confine their waters, except during floodstage |
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Term
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Definition
| looplike bend in course of stream |
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Term
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Definition
| flat low-lying portion of a stream valley subject to periodic flooding |
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Term
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Definition
| recurrence intervalsrecurrence intervalsrecurrence intervalsrecurrence intervalsrecurrence intervalsrecurrence intervals |
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Term
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Definition
| common treelike stream drainage pattern |
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Term
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Definition
dendritic
rectangular
radial
trellis |
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Term
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Definition
| water in the zone of saturation |
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Term
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Definition
| upper level of the saturated zone of groundwater |
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Term
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Definition
| zone where all open spaces in sediment and rock are completely filled with water |
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Term
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Definition
| area above the water table where openings in soil, sediment, and rock are not saturated but filled mainly with air |
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Term
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Definition
| a flow of groundwater that emerges naturally at the ground surface |
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Term
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Definition
| a well in which the water rises above the level where it was initially encountered |
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Term
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Definition
| an opening bored into the zone of saturation |
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Term
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Definition
| a cone-shaped depression in the water table immediately surrounding a well |
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Term
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Definition
| ground sink when water is pumped from wells faster than natural recharge processes can replace it. |
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Term
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Definition
land shaped by groundwater
sinkholes |
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Term
| three main zones of a river system |
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Definition
erosion
sediment transport
sediment deposition |
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Term
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Definition
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Term
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Definition
building fake levees
channelization
artificial cutoffs |
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