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20 points
LITHOSPHERES is validvalid
LITHOSPHERE, [n]
LITHOSPHERE, the solid outer portion of the Earth consisting of the crust and upper mantle, approximately 100 kilometers (62 miles) thick [n]
LITHOSPHERE, [n]
LITHOSPHERE, the solid outer portion of the Earth consisting of the crust and upper mantle, approximately 100 kilometers (62 miles) thick [n]