Sunday, December 12, 2010

Paper Wing

Paper Wing

Ever wondered how an airplane is able to fly?Here's how!
Hold a piece of paper by one end, and let the other end hang down.
Hold the paper near your mouth, but a little bit below your mouth.Take a deep breath and blow hard over the top of the paper.
See how the paper rises into the air?
When a strong wind blows over the paper, it creates a vacuum above the paper which sucks the paper into the air.
In the same way, a strong wind blowing over an airplane wing creates a vacuum over the wing which sucks the airplane up into the air!

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