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Author Question: Our greatest source of knowledge about Earth's interior comes from ________. A) drill holes B) ... (Read 109 times)

vicotolentino

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Our greatest source of knowledge about Earth's interior comes from ________.
 
  A) drill holes
  B) deep mine shafts
  C) seismic waves
  D) volcanic eruptions

Question 2

Which one of the following statements is true about the crust?
 
  A) It is the thinnest of the major subdivisions.
  B) It is thickest of the major subdivisions
  C) Continental rocks have the same composition as oceanic rocks.
  D) Oceanic crust has an average composition of granite.



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akudia

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Answer to Question 1

Answer: C

Answer to Question 2

Answer: A





 

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