The boundary that separates the crust from the mantle is called the

A. asthenosphere
B. Mohorovicic discontinuity
C. lithosphere
D. none of the preceding


Answer: B

Environmental & Atmospheric Sciences

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What is a natural fountain that intermittently ejects hot water and steam into the air?

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When geostrophic conditions exist in the atmosphere, the net force on the moving air is:

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The sediments of the central deep-ocean basins of the North Pacific are formed chiefly from ________.

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Environmental & Atmospheric Sciences

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Environmental & Atmospheric Sciences