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Bitmap Image  |  1995-06-29  |  26.0 KB  |  226x317  |  8-bit (43 colors)  |  [TEXT/LMAN]
   ocr: Airfoil A BODY, such as a bird's wing oran airplane wing, shaped to produce lift during flight BIRDS' wings are curved on top and nearly flat underneath. Because ofthis shape, air flows faster over the upper surtace than the. - lower surface. This keeps the birdin the air asit flapsits wings to push itselfforward.