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Plate tectonics

QuestionAnswer
The primary force that causes the seafloor to spread and continents to drift Thermal convection
Plate Tectonics
The zone below the list of fear is more plastic then the lithosphere so it is easier to bend Asthenosphere
Zones place where the seafloor is forced under continental plates Subduction
And of the earth below the crust Mantle
The outermost solid proportion of the earth Crust
Paleontologist noticed that these were the same on different continents even though the continents are separated by ocean Fossil
The outermost part of the earth crust it is composed of solid rock Lithosphere
Source of heat in the mantle Radio active
Places where new seafloor is being created Mid oceanic ridges
Sea floor Spreading
Deepest parts of the ocean Trenches
Scientists who first proposed that thermal convection in the mantle causes continental drift Homes
Theory of the Continental Drift
The earth field reverses from time to time Magnetic
Alfred Wagner noticed that the coast of south America seemed to fit into you coast this continents like a jigsaw puzzle Africa
Scientist who proposed the first theory of the continental drift Alfred Wagner
Created by: Kaylin2002
 

 



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