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ch8
| Question | Answer |
|---|---|
| isotasy | is the equilibrium between continental crust and the downward mantle below it |
| subsidence | the downward vertical motion of earth's surface |
| uplift | the upward vertical of earth's surface |
| compression | squeezing stress |
| tension | pulls something apart |
| shear | parallel forces acting in the opposite direction |
| strain | a change in the shape of a rock caused by stress |
| ocean trenches | deep, underwater troughs created by one plate subducting under another plate at a convergent plate boundary |
| volcanic arc | a curved line of volcanoes that forms a parallel to a plate boundary |
| transform faults | where tectonic plates slide past horizontally past each other and form |
| fault zone | an area of many fractured pieces of crust along a large fault zone |
| fault-block mountains | are parallel ridges that form where blocks of crust move up or down along faults |
| uplifted mountains | when large regions rise vertically with very little deformation |
| plain | an extensive area of level or rolling land |
| basin | area of subsidence and regions with low elevations |
| plateaus | flat regions with high elevations |
| folded mountains | made of layers of rock that are folded |
Created by:
alexia0216