11-14-08 - Geography 1111 11-14-08 Weathering and Erosional...

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Geography 1111 11-14-08 Weathering and Erosional Slopes 1. Finish tectonic processes 2. Basic Definitions 3. Differential erosion and rock resistance a. Jointing pattern b. Inherent rock strength 4. Slope processes a. Creep, solifluction b. Landslides Landforms result from Mountain building processes—volcanism and tectonic…. And Denudation processes- weakens modifies or sculpts landscape. Processes involved in Denudation Weathering- disintegration Erosion- removal Transport Deposition Weathering Physical—mechanical breaking apart of rock. Weakens them. o Breakdown of rocks and soils through direct contact with atmospheric conditions, such as heat, water, ice, and pressure o Freeze-thaw o Plant root growth o Pressure release exfoliation Chemical—breakdown through alteration of chemical composition of rock. o Involves the direct effect of atmospheric chemicals or biologically produced chemicals o Limestone Karst topography Limestone dissolves in water over time. This is a form of chemical
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This note was uploaded on 01/17/2011 for the course GEOG 1111 taught by Professor Hopkins during the Fall '08 term at University of Georgia Athens.

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11-14-08 - Geography 1111 11-14-08 Weathering and Erosional...

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