L9_MassWaste_forweb

L9_MassWaste_forweb - 3/12/2011 Mass Wasting Ocoee River...

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3/12/2011 1 Mass Wasting Ocoee River Rock Slide Slope Failure in Japan Debris Flow in Portland Oregon EXAM 1 Raw Scores 166 Exams Graded Average Score 65.4% 1 Question thrown out Version Answers Posted Available for ~ 1 week Grades Posted Tomorrow Survey Posted on Blackboard Section 1: 4 Questions Available for ~ 1 week Anonymous A (90-100) 4 B (80-89) 19 C (65-79) 58 D (55-64) 48 F (< 55) - 37
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3/12/2011 2 Mass Wasting The down slope movement of earth (regolith: weathered bedrock, sediment, soil) under the force of gravity. G S N F F = Friction (Shear Resistance) S = Shear Force N = Normal Force G = Gravity (Mass) Likelihood of Movement Downslope F = Friction G d = S Gravity parallel to slope G p = N perpendicular to slope W = G Gravity (mass)
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3 Factors Slope Composition Vegetation Water Freeman, 2005 Factors Slope Composition Vegetation Water http://home.nps.gov/applications/photos/Y
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This note was uploaded on 03/12/2011 for the course GEOL 1113 taught by Professor Manger during the Spring '07 term at Arkansas.

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L9_MassWaste_forweb - 3/12/2011 Mass Wasting Ocoee River...

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