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Author Question: What do mountain belts such as the Caledonian and Appalachian Mountains suggest to scientists? A) ... (Read 32 times)

Shelles

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on: Jul 16, 2018
What do mountain belts such as the Caledonian and Appalachian Mountains suggest to scientists?
 
  A) By uniformitarian principles, the tectonic plates may have been in different positions in the past.
  B) The theory of tectonic plate action is not sufficient to explain all mountain building.
  C) The continental lithosphere is more rigid than the oceanic lithosphere.
  D) By evaluation of the deformations, the asthenosphere is more rigid than the lithosphere.

Question 2

Refer to Figure 12.11 in your textbook. Which option correctly matches isotopic age and polarity of the seafloor.
 
  A) 2.29 million years: reverse polarity; 1.37 million years: reverse polarity
  B) 3.42 million years: reverse polarity; 1.74 million years: reverse polarity
  C) 1.26 million years: normal polarity; 1.92 million years: reverse polarity
  D) 2.12 million years: normal polarity; 3.01 million years: normal polarity


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bhavsar

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

Answer: A

Answer to Question 2

Answer: A


Shelles

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Reply 2 on: Jul 16, 2018
Gracias!

anyusername12131

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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