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Voc.GeologicalEvents

TermDefinition
earthquake the shaking that results from the movement of rock beneath the earth's surface
volcano a weak spot in the crust where magma has come to the surface
ocean basin a depression (low place)in the earth's surface in which a ocean lies
sea floor spreading the process by which molten material adds new oceanic crust to the ocean floor
mid-ocean ridge an undersea mountain chain where new ocean floor is produced; a divergent plate boundary under the ocean
fault a break in the earth's crust along which rocks move Ex. San Andreas Fault (California) New Madrid Fault (Mississippi Rive Valley)
Alfred Wegener (1880-1930)German scientist that proposed the theory of continental drift which lead the way to the theory of plate tectonics
Ring of Fire a major belt of volcanoes that rims (encircles) the Pacific Ocean
Created by: jschroeder4
 

 



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