Question

2. Why is the upper mantle called the asthenosphere?

plz tell me the answer fast​

Answer 1

because The upper mantle is not uniform throughout. Below the lithosphere is a layer of upper mantle called the asthenosphere. This is made up rock that is fluid and can move.It is this fluidity that powers the movement of the tectonic plates of the Earth's crust.

Mark As brain list

Follow for more answers

Answer 2

it is called as tennis player I think because the scientists have a named it based on some new based on the particle substances are found in it

please mark my answer is the brainliest