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Author Question: Which layer is thought to be the birthplace of deep mantle plumes? A) Transition zone B) Outer ... (Read 56 times)

mynx

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on: Jul 16, 2018
Which layer is thought to be the birthplace of deep mantle plumes?
 
  A) Transition zone
  B) Outer core
  C) D layer
  D) Shadow zone

Question 2

The composition of the upper mantle is defined by ________.
 
  A) granite
  B) quartz
  C) perovskite
  D) peridotite


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sultana.d

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: D


mynx

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Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

Viet Thy

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Reply 3 on: Yesterday
Excellent

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