Question

Which statement BEST describes the difference between the upper and lower parts of Earth's mantle?

Answer 1

Answer:

the upper mantle has a olivine ( a very special rock ) compounds with silicon dioxide and a substance called peridotite.

the lower is mantle is more solid than upper mantle

Answer 2

Explanation:

upper mantle has olivine compounds with silkon dioxide called peridotite. and lower mantle is more solid than upper matle