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Author Question: The main difference between sand dunes and ripple marks is A) ripple marks are only caused by ... (Read 137 times)

sjones

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The main difference between sand dunes and ripple marks is
 
  A) ripple marks are only caused by water.
  B) ripple marks are larger than sand dunes.
  C) sand dunes are larger than ripple marks.
  D) ripple marks are stationary.

Question 2

Sand dunes form as wind
 
  A) disperses sand.
  B) blows sand from the back to the front of the dune.
  C) blows sand from the front to the back of the dune.
  D) interrupts the normal sequence of deposition.



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KKcool

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Answer to Question 1

Answer: C

Answer to Question 2

Answer: B





 

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