Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Question: Which layer is found below the lithosphere? Answer: asthenosphere
The asthenosphere is below the lithosphere. The asthenosphere is also in the upper mantle. This layer is solid, but it can flow and bend. A solid that can flow is like silly putty.

Question: While most mammals give birth to live young, monotremes can do what? Answer: lay eggs
Monotremes can lay eggs, but most mammals give birth to live young.

Question: What attracts the earth to the sun? Answer: gravity
The earth is attracted to the sun by the force of gravity. Why doesn't the earth fall into the sun?.