Most sand dunes are asymmetric in cross section with a gentle slope facing the wind and a steeper slope on the downwind side.
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Q8: Rapid down cutting of desert stream channels
Q9: The world's best-known deserts lie in a
Q10: In passing over a dune, wind scours
Q11: A pediment is an erosional surface underlain
Q12: Ventifacts are rocks with rounded water-abraded surfaces.
Q14: Thin rocky soil and slow rates of
Q15: Dune types are influenced by wind velocity.
Q16: The Basin and Range province is characterized
Q17: Dune sand throughout the world is composed
Q18: Some of the world's deserts are the
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