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Wind Erosion and dep

TermDefinition
deflation lifting and removal of loose materials by wind
desert pavement a surface layer closely packed or cemented pebbled from which fine material have been removed by wind in arid regions; deflations leads to this
blowout a depression concavated by the wind in easy eroded deposits
loess wind deposit; wind carried materials far from its source
leeward side of sand dune slip face; angle of repose
windward side of sand dunes cross beds
barchan dunes slowest wind speed; nor water or vegetation; shaped like crescent; solitary; tips point downward
transverse dunes highest wind speed; no vegetation or water; form series of long ridges oriented at right angle
barchanoid dunes medium wind speed; type of transverse dune; no vegetation or water
longitudinal dunes no vegetation or water; forms parallel to prevailing wind
parabolic dunes vegetation is present; forms when vegetation partially covers sand
star dunes no vegetation or water; forms the wing direction is varied
suspension when very fine first or dust particles are lifted not the wind
slatation the movement of hard particles such as sand over an uneven surface in a turbulent flow or air or water
surface creep process in which large particles which are too heave to be lofted into the air are moved by wind (blowout)
Created by: miabegic2
 

 



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