Question

what is the upper thin layer of lithosphere called?​

Answer 1

Answer:

The thin solid layer covering the outside of the Earth is called the Crust. THE MANTLE : Beneath the crust is a very thick layer of rocks called the Mantle. The mantle is sub-divided into two parts namely, the upper mantle and the lower mantle.

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Answer 2

Explanation:

I think it crust.I think so