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Earth's Interior

QuestionAnswer
continental crust The portion of the earth's crust that primarily contains granite, is less dense than oceanic crust, and is 20-50 km thick
oceanic crust thinner, more dense, younger crust making ocean floor
Lithosphere the rigid outer part of the earth, consisting of the crust and upper mantle.
Moho boundary between crust and mantle
Asthenosphere The soft layer of the mantle on which the lithosphere floats.
Mantle The layer of hot, solid material between Earth's crust and core.
outer core A layer of molten iron and nickel that surrounds the inner core of Earth
inner core A dense sphere of solid iron and nickel at the center of Earth
Created by: vsimonetti
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