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Earth's Layers

TermDefinition
Crust the thin and solid outermost layer of Earth above the mantle
Mantle the layer of rock between the Earth's crust and core
Convection the movement of matter due to differences in density that are caused by temperature variations: can result in the transfer of energy as heat
Core the central part of Earth below the mantle
lithosphere the solid, outer layer of Earth that consists of the crust and the rigid upper part of the mantle
asthenosphere the solid layer, plastic layer of the mantle beneath the lithosphere ; made of mantle rock that flows very slowly, which allows tectonic plates to move on top of it
mesosphere the strong, lower part of the mantle between the asthenosphere and the outer core
Created by: user-1855767
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