EXAM REVIEW

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Department
Geography
Course
GGR378H5
Professor
Alireza Ghaffari
Semester
Winter

Description
IntroductionStreamandriverspartofhydrologiccycleSurfaceflowrunofffindsitswaytostreamsStreamsaretributariesofriversRegiondrainedbyasinglestreamiscalledadrainagebasinwatershedriverbasinorcatchmentContIntroductioncontGradienttheslopeofthesurfaceoverwhichariverflowsdeterminedbycalculatingdropinelevationoverdistanceSlopeofrivershownonlongitudinalprofilegraphshowingdownstreamchangesinariverselevationSteepathighelevationsHeadwaterssourceofastreamwhereitstartsDecreasesasriverreachesbaselevelLowestelevationofriverultimatelytheoceanFloodplainFlatsurfaceadjacenttochannelstreamEarthMaterialTransportedByRiversRiversdoworkintransportingmaterialsTotalloadBedloadSuspendedloadDissolvedloadBedloadMaterialssandgravelthatrollslidebouncealongbottomSuspendedloadSiltandclayparticlesthatarecarriedinsuspensionabovetheriverbedDissolvedloadMaterialscarriedaschemicalsolutioncomprisesofelectricallychargedatomsormoleculescalledionsVelocityDischargeErosionDepositionAmountoferosionanddepositiondependsonstreamareaAvelocityVanddischargeQVolumeofwaterflowingthroughacrosssectionperunittimeVAQcubicmeterspersecondDischargeisconstantalongriverChangesinarealeadtochangesinvelocityNarrowchannelshavehighervelocitythanwideonesExampleFieldDatatoCalculateVelocityDischargeVelocityDischargeErosionDepositionWhenriverslowsitdepositssedimentcreatinganalluvialfanfanshapedbodyofsedimentlikeahandfanDeltawheninalargebodyofwaterChannelPatternsandFloodplainFormationMeanderingchannelsCurvingchannelbendsthatMigratebackandforthwithinafloodplain
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