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
Correct Answer:
Verified
Q27: In Nevada, playas are frequently found in
Q28: Caprocks are _.
A)resistant rock layers that
Q29: Besides deserts, sand dunes are also commonly
Q30: Where could you generally find rich soils
Q31: Wind-blown dust-sized particles of silt and clay
Q33: Longitudinal dunes are _.
A)oriented parallel to
Q34: Washes, or arroyos, are a type of
Q35: Large sand grains too heavy to be
Q36: The world's desert regions _.
A)have always
Q37: Compared to sandstorms, dust storms _.
A)involve
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