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plate tectonics

semester exam

TermDefinition
transform plate boundary forms where two plates slide past eachother
divergent plate boundary forms where two plates separate
lithosphere the cold and rigid outermost layer
plate tectonics Earth's surface is made of ridge slabs of rocks, or plates that move with respect to each other
seafloor spreading the process by which new oceanic crust forms along a mid-ocean ridge and older oceanic crust moves away from the ridge
mid- ocean ridge the mountain ranges in the middle of the ocean
pangaea all the continents were once part of a supercontinent
continental drift suggested that continents are in constant motion on the surface of earth
convergent plate boundary form where two plates collide
subduction the denser plate sinks below the move buoyant plate in a process
convection the circulation of material caused by differences in temperature and density
Created by: user-2007354
 

 



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