Barchanoid dunes form scalloped rows of sand oriented perpendicular to wind direction.
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Q60: Multiple, connected, crescent-shaped coastal _ dunes have
Q61: Yardangs are streamlined, wind-sculpted ridges oriented parallel
Q62: Desert pavements keep forming because deflation of
Q63: Transverse dunes are oriented at right angles
Q67: Star dunes are isolated hills of sand
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Q69: Ventifacts are wind-abraded blowouts exceeding one kilometre
Q70: Sand dunes cover more than 50 percent
Q74: The steeper, lee slope of a sand
Q79: Blowouts are broad,shallow depressions excavated by deflation.
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