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Author Question: Where is the thinnest continental crust in North America? A) Appalachian Mountains B) ... (Read 181 times)

Mollykgkg

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on: Jul 16, 2018
Where is the thinnest continental crust in North America?
 
  A) Appalachian Mountains
  B) Mississippi River Valley
  C) Basin and Range region
  D) Colorado Plateau

Question 2

P waves moving through the base of continents move at about ________ km/sec, but once they cross the Moho, the velocity changes to ________ km/sec.
 
  A) 8; 4
  B) 2; 10
  C) 6; 8
  D) 3; 9


nothere

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

Answer: C

Answer to Question 2

Answer: C


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