Asthenosphere
doesn't have a middle name
Another name for the stiffer mantle is the lithosphere.
The upper mantle
The Upper Mantle.
The Earth's Crust
Yes, the lower mantle is also known as the mesosphere. It is the region of Earth's mantle that lies between the upper mantle and the outer core.
The middle mantle is just above the lower mantle.
It is called the lithosphere.
mantle, magma
The middle layer of the Earth is called the mantle. It is a region of solid rock that extends from the base of the crust to the outer core. The mantle is composed of silicate minerals and is divided into the upper mantle and the lower mantle.
The upper mantle is also known as the asthenosphere.
The mantle is counted as the middle part of the earth