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Key Terms
•Asthenosphere
: Is under the lithosphere, it is part of the mantel that flows and
moves the tectonic plates.
•Lithosphere:
The hard layer of rock just
under the crust.
•Tectonic
Plates: Tectonic plates are huge
slabs into which the crust as well as the upper part of the Mantle
are divided.
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Copyright
 1997 Linda Ferguson and Eva LaMar
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