The work of running water

The work of running water - Hydrologic cycle The hydrologic...

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Unformatted text preview: Hydrologic cycle The hydrologic cycle is a summary of the circulation of Earths water supply Processes involved in the hydrologic cycle Precipitation Evaporation Infiltration Runoff Transpiration The hydrologic cycle Sources of Earths water Running water Begins as sheetflow Infiltration capacity is controlled by Intensity and duration of rainfall Prior wetted condition of the soil Soil texture Slope of the land Nature of the vegetative cover Sheetflow develops into tiny channels called rills Running water Streamflow Two types of flow determined primarily by velocity Laminar flow Turbulent flow Factors that determine velocity Gradient , or slope Channel characteristics including shape, size, and roughness Running Water Streamflow Factors that determine velocity Discharge the volume of water moving past a given point in a certain amount of time Changes from upstream to downstream Profile...
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This note was uploaded on 07/17/2008 for the course GS 203 taught by Professor Leavell during the Spring '08 term at Ohio State.

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The work of running water - Hydrologic cycle The hydrologic...

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