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Author Question: The central United States is covered with extensive deposits of loess. Where did this loess come ... (Read 135 times)

codyclark

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The central United States is covered with extensive deposits of loess. Where did this loess come from?
 
  A) Alluvium deposited during major floods
  B) Rock flour from the braid plains of Pleistocene glacial streams and rivers
  C) Decomposing sandstone from the St. Peter Sandstone
  D) Weathering and erosion of western mountains

Question 2

A(n) ________ is a smooth, polished rock that has been abraded by the wind.
 
  A) blowout
  B) bajada
  C) inselberg
  D) ventifact



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abctaiwan

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Answer to Question 1

Answer: B

Answer to Question 2

Answer: D





 

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