Which of the following statements about the asthenosphere is not true?
A) It lies beneath the lithosphere.
B) It is a rigid rock layer.
C) It behaves plastically.
D) Partial melting within it generates magma.

Question

Quizplus · Accepted Answer

The asthenosphere is not a rigid rock layer; instead, it behaves plastically and can flow slowly. This characteristic distinguishes it from the overlying lithosphere, which is rigid.

Which of the Following Statements About the Asthenosphere Is Not