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← GeographyWhich mechanism sculpts ventifacts on Mars, given limited atmospheric moisture?
A)Saltating particle abrasion✓
B)Chemical weathering erosion
C)Freeze-thaw fragmentation
D)Aeolian sediment deposition
💡 Explanation
Saltating particle abrasion creates ventifacts; grains impact exposed rock surfaces. This occurs due to wind transporting particles, which erode the rock because impact energy exceeds material strength therefore saltating particle abrasion carves rocks, rather than aqueous-based erosion.
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