UGA GEOG 1111 Final Exam Review Questions And Answers (Verified And Updated)
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Course
GEOG 1111
Institution
GEOG 1111
UGA GEOG 1111 Final Exam Review
Questions And Answers (Verified And
Updated)
the science of water at and below the Earth's surface - answerHydrology
Processes that are related expressly to streams and rivers - answerFluvial
The term _____ is applied to the trunk or main stream of the network o...
UGA GEOG 1111 Final Exam Review Questions And Answers (Verified And Updated) the science of water at and below the Earth's surface - answer✔✔Hydrology Processes that are related expressly to streams and rivers - answer✔✔Fluvial The term _____ is applied to the trunk or main stream of the network of tributaries forming a ________. - answer✔✔river; river system Every stream has its own __________ _____, or __________, ranging in size from tiny to vast. - answer✔✔drainage basin; watershed sheetflow --->rills --->gullies - answer✔✔drainage divides High ground that separates one valley from another and directs sheet flow - answer✔✔interfluve Extensive mountain and highland regions act as _________ that separate major drainage basins. - answer✔✔continental divides Some regions, such as the Great Salt Lake Basin, have ______________ that does not reach the ocean, the only outlets being evaporation and subsurface gravitational flow - answer✔✔internal drainage determined by the number and length of channels in a given area and is an expression of a landscape's topographic surface appearance - answer✔✔drainage density steepness, variable rock resistance, variable cli mate, hydrology, relief of the land, and structural controls imposed by the landscape - answer✔✔drainage pattern depends on: dendritic trellis radial parallel rectangular deranged - answer✔✔types of drainage patterns (6): the slope, or the stream's drop in elevation per unit distance rise/run; usually measured in m/km or f/mi - answer✔✔gradient of a stream the level below which a stream can't erode its valley (sea level) - answer✔✔ultimate base level A _______ is a natural local base level; the ______ behind a dam is a human -caused local base level. - answer✔✔river/lake; reservoir A stream's volume of flow per unit of time (Q=wdv) q=discharge w= channel width d=channel depth v=stream velocity - answer✔✔discharge High potential evapotranspiration rates in arid regions can cause discharge to decrease with distance downstream, a process that is often exacerbated by water removal for irrigation - answer✔✔exotic stream In streams where friction is high, as in a section of rapids, _________ occurs - answer✔✔turbulent flow In deep, lowland rivers, where the flow has less contact with the bed and banks and the channel has fewer obstacles that create roughness, ______ is reduced. - answer✔✔friction flow all y ear, fed by snowmelt, rainfall, groundwater, or some combination of those sources. - answer✔✔Perennial streams flow only after precipitation events and are not connected to groundwater systems. - answer✔✔Ephemeral streams
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