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Author Question: Match the intrusive igneous rock with its extrusive equivalent. A) Basalt B) Andesite C) ... (Read 126 times)

Marty

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on: Jul 16, 2018
Match the intrusive igneous rock with its extrusive equivalent.
 
  A) Basalt
  B) Andesite
  C) Rhyolite
 
  1) Granite
  2) Diorite
  3) Gabbro

Question 2

Refer to the scenario above. How does this gradient compare to the average geothermal gradient?
 
  Scenario: In the pursuit of scientific knowledge, you decide to bore a hole into the crust to see how the temperature changes. You start your borehole in Davenport, Iowa, where the geothermal gradient is 20C/km.
  What will be an ideal response?


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Chou

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

Answers: 1) C 2) B 3) A

Answer to Question 2

Answer: It is slightly lower than the average gradient.


Marty

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Reply 2 on: Jul 16, 2018
Thanks for the timely response, appreciate it

juliaf

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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