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Author Question: ________ are responsible for the heat generated in the interior today. A) Meteorite impacts B) ... (Read 126 times)

BRWH

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on: Jul 16, 2018
________ are responsible for the heat generated in the interior today.
 
  A) Meteorite impacts
  B) Magma plutons
  C) Short-lived radioactive isotopes
  D) Nuclear reactions

Question 2

What is the dominant mineral in the lower mantle?
 
  A) Perovskite
  B) Olivine
  C) Quartz
  D) Pyroxene


Expo

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

Answer: C

Answer to Question 2

Answer: A


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