This layer of Earth is divided into two sections, both of which primarily contain silicate minerals. Part of one of the sections is able to flow like a thick fluid. What is this layer known as?

Question

This layer of Earth is divided into two sections, both of which primarily contain silicate minerals. Part of one of the sections is able to flow like a thick fluid. What is this layer known as?
OPTIONS

Outer core

Mantle

Inner core

Crust

GPT-4o mini · Answer

The layer of Earth you are describing is known as the **Mantle**. The mantle is primarily composed of silicate minerals and can flow like a thick fluid, particularly in the asthenosphere, which is a part of the upper mantle.