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Author Question: Stabilized sand dunes _____. a. have only been found on Mars b. are protected from erosion by a ... (Read 113 times)

cabate

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on: Aug 7, 2018
Stabilized sand dunes _____.
 a. have only been found on Mars
 b. are protected from erosion by a surface salt crust
  c. are protected from erosion by a surface clay pan
  d. are anchored by yardangs
 e. are normally stabilized by vegetation

Question 2

Longitudinal dunes are _____.
 a. oriented parallel to the average wind direction
 b. a type of barchan dune
 c. a type of star dune
 d. crescent-shaped dunes with arms that point upwind
  e. only formed out of ice and snow


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pami445

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Reply #1 on: Aug 7, 2018
Answer to Question 1

e

Answer to Question 2

a


cabate

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Reply 2 on: Aug 7, 2018
Thanks for the timely response, appreciate it

apple

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Reply 3 on: Yesterday
Gracias!

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