Why Do Dunes Form? How Are They Self-Generating

Q10: Deserts mostly occur at _ latitudes.<br>A) low<br>B)

Q24: What are the four major dune types

Q25: Briefly explain why most deserts develop in

Q30: All dunes originate in desert conditions.

Q32: Explain how wind can be a significant

Q64: What is desertification? Which regions are most

Q65: Wind erodes by:<br>A) saltation.<br>B) abrasion.<br>C) deflation.<br>D) saltation

Q70: Desertification is a cause of concern as

Q71: Long, parallel ridges of sand aligned perpendicular

Q72: Describe sediment transport as bed load, including