Landforms, The natural features that make up earth's surface, Earthquakes, Release of energy through earth's crust due to changes taking place beneath., Shield, the flat rocky base created when an ancient mountain region has worn away., Plateau, a high flat region that has been lifted by movement of earth's surface., Plain, a large flat to gently rolling region, Valley, the area of land between 2 mountains, Magma, extremely hot fluid or semi fluid material under earth's crust, Lava, molten rock flowing from a volcano, Volcano, an opening in earth's crust from which molten rock or magma escapes to reach the surface., Plate tectonics, the theory that earth's surface is made up of rigid plates that are pushed by forces inside the planet., Lithosphere, the outer solid layer of earths made up of moving plates., Convection flow, a circular motion created when warmer material rises and draws down colder material which replaces it., Asthenosphere, a soft weak layer undo the lithosphere upon which the tectonic plates move, Divergent boundaries, a place where 2 plates of the lithosphere move away from each other. In the ocean, Transform boundaries, a place where side by side plates grind past each other. Found a lot in San Andreas California, Convergent boundaries, a place where 2 plates of the lithosphere come together, Weathering, the breaking down of rocks by physical or chemical processes, Erosion, the wearing away of earth's surface by wind water or glacial action, Ring of fire, a region where the pacific plate meets the eurasian, australian and american plates., Epicenter, is the place on earth's surface directly above where the main shock occurs

Landforms

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