Multiple Choice
What is the difference in densities between the upper mantle and the lower mantle?
A) 2.7 & 3.0 g/cm3
B) 3.0 & 3.3 g/cm3
C) 3.3 &5.6 g/cm3
D) 10 & 12.1 g/cm3
Correct Answer:

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Correct Answer:
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