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Which of the following is the rigid, solid layer of the upper mantle that is connected to the crust? (3 points)

Asthenosphere
Atmosphere
Lithosphere
Mesosphere

2 Answers

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Answer: Lithosphere is the rigid, solid upper mantle connected to the crust. It is 200 kilometers thick. Temperatures at this layer are less than 1,300 degrees Celsius.

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User Eikooc
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Answer: The lithosphere is composed of both the crust and the portion of the upper mantle that behaves as a brittle, rigid solid. The lithosphere is the outermost mechanical layer of the Earth. The lithosphere is about 100 kilometers thick.

Step-by-step explanation:

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