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plate tectonics

semester exam

TermDefinition
pangaea continents were once part of a supercontinent
continintal drift suggested that continentins are in constent motion on the surface of earth
mid ocean ridge the mountain ranges in the middle of the ocaen
seafloor spreading the process by witch new oceanic crust forms along a mid ocean ridge and older oceanic crust moves away from the ridge
plate titonics earths surface is made of ridge slabs of rock ,or plates that move with respect to each other
divergent plate boundrey forms where 2 plates seperate
transforms plate boundrey forms where 2 plates side past each other
converts plate boundrey forms where 2 plates collide
subduction the denser plate sinks below the more buoyent plate in a process
convention the circulation of matirealls caused by diffrencess in temputure and density
Created by: user-2007387
 

 



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