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← GeographyWhich mechanism facilitates desert ventifact formation where vegetation is sparse?
A)Abrasion by windborne sediment particles✓
B)Dissolution by acid precipitation
C)Frost wedging during temperature changes
D)Hydrolysis creating rounded rock surfaces
💡 Explanation
Wind abrasion creates ventifacts because continual impact from suspended sediment particles erodes exposed rock surfaces; therefore, angular and faceted shapes develop on rocks at the desert floor, rather than being smoothed by dissolution weathering.
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