What Makes Aeroplane To fly ??

@Ganesh44 (5547)
August 4, 2008 6:08am CST
Hey what makes aeroplane to fly ...how it remain in AIr for so long ....I know it has engine to overcome gracity ....But my motor bike ,car has engine too Y it cant overcome gravity and Y aeroplane can LOL...yes Science students .... Thanku Ganesh
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