Question

1. The layer of the Earth that is weak and very hot and allows all the rigid tectonic plates to float and move on it is the ___

Answer 1

Answer:

C. lithosphere

Explanation:

Lithosphere -

On the surface of the planet Earth , the lithosphere , comprises of the portion of the Earth's crust and the upper mantle region .

The word lithosphere is composed of two words lithos and sphere , where the meaning of lithos is rocky .

The layer present exactly under the layer of lithosphere is known as the asthenosphere .

The plates of lithosphere are made up of light weight rock , due to which the plates float of the top of the denser material .