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Ch.7 Plate Tectonics

QuestionAnswer
the thin outermost layer of the Earth, or the uppermost part of the lithosphere crust
the layer of the Earth between the crust and the core mantle
the central, spherical part of the Earth below the mantle core
the outermost, rigid layer of the Earth that consists of the crust and the rigid upper part of the mantle lithosphere
the soft layer of the mantle on which the pieces of the lithosphere move asthenosphere
literally, the "middle sphere"- the strong, lower part of the mantle between the asthenosphere and the outer core mesosphere
the liquid layer of the Earth's core that lies beneath the mantle and surrounds the inner core outer core
the solid, dense center of the Earth inner core
a piece of the lithosphere that moves around on top of the asthenosphere tectonic plate
the theory that continents can drift apart from one another and have done so in the past continental drift
the process by which new oceanic lithosphere is created at mid-ocean ridges as older materials are pulled away from the ridge sea-floor spreading
Created by: mktrausch
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