Global Geomorphology: An Introduction to the Study of Landforms |
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Page 164
... shear stress σ is the normal stress Bis the angle of the shear plane βι B Fig . 7.1 Change in shear stress and normal stress with change in angle of the shear plane ( After M. J. Crozier ( 1986 ) Landslides : Causes , Consequences and ...
... shear stress σ is the normal stress Bis the angle of the shear plane βι B Fig . 7.1 Change in shear stress and normal stress with change in angle of the shear plane ( After M. J. Crozier ( 1986 ) Landslides : Causes , Consequences and ...
Page 165
... Shear Strength A Shear Strength Peak strength Residual strength Loosely packed Densely packed Shear Strength Effective Normal Stress Cohesion Effective Normal Stress B Fig . 7.2 Relationship between shear stress and normal stress for ...
... Shear Strength A Shear Strength Peak strength Residual strength Loosely packed Densely packed Shear Strength Effective Normal Stress Cohesion Effective Normal Stress B Fig . 7.2 Relationship between shear stress and normal stress for ...
Page 172
... shear plane ( Fig . 7.5 ( B ) ) . Resistance to movement falls sharply immedi- ately the initial failure takes place , and downslope movement continues until there is a ... shear strength and shear stress. 172 Exogenic processes and ...
... shear plane ( Fig . 7.5 ( B ) ) . Resistance to movement falls sharply immedi- ately the initial failure takes place , and downslope movement continues until there is a ... shear strength and shear stress. 172 Exogenic processes and ...
Contents
163 | 7 |
Approaches to geomorphology | 27 |
Global morphology and tectonics | 33 |
Copyright | |
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Global Geomorphology: An Introduction to the Study of Landforms Michael A. Summerfield No preview available - 2015 |
Common terms and phrases
active aeolian angle associated asthenosphere basalt base bedrock channel bed chemical weathering clay climatic collision continental crust continental margins continents craters crustal debris density denudation rates deposits depth discharge drainage basin dunes duricrust Earth Earth's surface effects elevation environments equilibrium erosion eruption factors fault flow velocity fluvial formation Geological Society geomorphic Geomorphology glacial glacier global Hillslope humid ice sheets increase island arc isostatic kaolinite landforms landscape landsurface lava lithosphere load London magma major mantle mass meandering mechanism mid-oceanic ridges minerals morphology mountain movement occur oceanic crust orogen particles passive margin patterns periglacial permafrost plate plate tectonics Plateau precipitation processes range regions relatively ridges rifting rise river rock sand sea level sea-level change sediment shear significant slope materials smectite soil solution stream stress structure subduction zone subsidence tectonic temperature thick transport types uplift valley vertical volcanic wave wind