A new book

by Sienna O'Reilly

Pages 2 and 3 of 4

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Aeroplanes
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Aerpolanes are machines that fly.
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Aeroplanes have engines. Most big aeroplanes have jet engines. Most smaller aeroplanes have propeller engines. The wings make it move up and down, left and right. When it's time to land, the aeroplane puts down its wheels and lands on the runway at the airport. There are many different types of aeroplanes. Some planes can land on water. Some planes can land on ships.
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Aeroplanes work by balancing physics forces. Four forces affect an aeroplane. They are thrust, drag, lift and gravity. An aeroplane is designed to keep these forces in balance.
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The Wright brothers were the first to make and fly an aeroplane.
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Facts Page
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Each year 64 million planes take off in the US. Can you imagine how many take off worldwide.
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Air flows over moving things such as cars and Aeroplanes. Aerodynamics is the study of how that air moves.
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Each day, passenger planes carry more than 2.2 million people.
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Ultralights are usually called microlights in England, Australia, India and many other countries.
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Pilots use an Aeroplanes throttle to control thrust.

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