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Topography and the Earth: Mantle

Grade Levels: 3 - 12
Length: 00:00:07
Website: http://www.uen.org/emedia
Usage rights: Download and retain personal copies in perpetuity.

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The mantle is divided into two main parts. The upper mantle is approximately 870 degrees Celsius where as the lower mantle is much hotter at 2,200 degrees Celsius. Rock becomes molten or liquid at these temperatures.

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