Why doesn't the sky fall down on our heads? — Aydogan Koc, г. Скачать книгу / читать онлайн

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Why is there no air in space? How does lift arise? What is a Sonic boom? How does a propeller work? Why do migratory birds fly in V formations? Why do airplanes fly so high? Aerospace is full of mystery!
Aeronautical and space questions answered in a simple and understandable way!

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