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Chapter 8
Vocab Words
Term | Definition |
---|---|
Isotasy | The equilibrium between continental crust and the denser mantle below it |
Subsidence | The downward vertical monyion of earth´s surface |
Uplift | The upward vertical motion of earth´s surface |
Compression | Squeezing stress |
Tension | Stress that pulls something apart |
Shear | Parallel forces acting in opposite directions |
Strain | A change in the shape of rock caused by stress |
Ocean Trench | Deep underwater troughs created by one plate subducting under another plate at a convergent plate boundary |
Volcanic Alc | Curved line of volcanoes that forms paralel to a plate boundary |
Transform Fault | Where tectonic plates slide horizontally past each |
Fault Zone | An area of many fracture pieces of crust along a large fault |
Folded Mountain | Are made of layers of rock that are folded |
Fault-Block Mountain | Are parallel ridges that form where blocks of crust move up and down |
Uplifted Mountain | When large regions rise vertically with very little deformation |
Plains | An extensive area of level or rolling land |
Basin | Area of subsidence and regions with low elevation |
Plateau | Flat regions with high elevations |