Author Question: The relatively young mountains along the western margins of North and South American plates are ... (Read 78 times)

NClaborn

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The relatively young mountains along the western margins of North and South American plates are referred to as the
 
  A) Cordilleran system.
  B) Eurasian-Himalayan system.
  C) Alleghany orogeny.
  D) Sierra Nevadan orogeny.

Question 2

Which of the following shows the general sequency of an orogeny?
 
  A) thickening of crust through accretion or magma intrusionupliftweat hering and/or erosion
  B) upliftthickening of crust through accretion or magma intrusionweathering and/or erosion
  C) weathering and/or erosionupliftthicke ning of crust through accretion or magma intrusion
  D) thickening of crust through accretion or magma intrusionweathering and/or erosionuplift



chem1s3

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Answer to Question 1

A

Answer to Question 2

A



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