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plate tectonics

semester exam

TermDefinition
Pangaea all the continents were once part of a supercontinet
continental drift suggested that continents are in contrast motion on the surface of the earth
mid ocean ridge the mountain ranges in the middle of the oceans
seafloor spreading the 0process by which new oceanic crust forms along a a mid ocean ridge and older oceanic crust movies away from it
plate tectonics Earth's surface is made of ridge slabs of rock or plates that move with respect to eachother
lithosphere the cold and rigerd outermost layer
divergent plate forms where two plates seprate
transform plate forms where two plates slide past eachother
convergent plate forms where to plates collide
subduction the denser plate sinks below the buoyant plate in a process
conventction the cirulationof material caused by difference in temp
Created by: user-2007348
 

 



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