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Glossary
of Important Words
- aerodynamics -
the characteristics of an airplane that
help it move
- aviation -
the science of airplanes
- current -
a flow of air in a definite direction
- drag -
the force that pushes against an airplane and slows it down
- engine -
any machine that uses energy to work
- glider -
an aircraft carried along by air current instead of an engine
- gravity -
the natural force of the earth that pulls down on an airplane
- helicopter -
an aircraft that is kept up in the air by blades that rotate above the
craft
- lift -
the force that pushes you up on an airplane and gives it the ability to
climb into the air and stay up during flight
- rudder -
a moveable piece of metal that is attached to the rear of an airplane
- thrust -
the force that moves an airplane forward
- wingspan -
the distance between the tip of one wing and the tip of another when
they are opened wide
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© 2003 Terry Hongell - Pocantico Hills School
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