Multiple Choice
Which of the following statements is true of the asthenosphere?
A) The asthenosphere is composed of continental and oceanic plates.
B) The asthenosphere is composed of outer mantle material.
C) The asthenosphere is composed of the crust and a portion of the outer mantle.
D) The asthenosphere is composed of the inner portion of the mantle and the outer core.
E) The asthenosphere is composed only of crust.
Correct Answer:
Verified
Correct Answer:
Verified
Q9: Match the term with the appropriate phrase.
Q11: Confirmation of seafloor spreading was supported by
Q12: All continents fit together with the least
Q13: All of the following provide evidence for
Q15: Briefly discuss four important evidences that support
Q16: How does convection in the asthenosphere explain
Q17: Oceans become deeper moving away from ridges
Q19: Deep ocean trenches are associated with:<br>A)rift valleys.<br>B)subduction
Q19: New crust is formed at trenches and
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