Which of the below is true of barchan dunes? The cresent shaped horns point upwi

Question

Which of the below is true of barchan dunes? The cresent shaped horns point upwind. They arc formed in areas known as sand seas. They occur in areas of multiple wind directions. They arc formed in areas of limited sand. Pluvial is a term that refers to ' ancicnt icc age lakes stabilized dune fields ice age permafrost ' arctic sea ice SaveQ uestion 11 An extensive area of sand and sand dunes is known as a'an reg desert ' lag desert erg desert, or sand sea desert pavement Which of the below terms is associated with permafrost? ' talik crevassc bcrgschrund tarn

Explanation / Answer

9. they are formed in areas known as sand seas

10. ice age permafrost

11. erg desert, or sand sea

12. talik

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