An airplane is any of a class of fixed-wing aircraft that is heavier than air, propelled by a screw propeller or a high-velocity jet, and supported by the dynamic reaction of the air against its wings. Learn more about the different types of airplanes as well as their construction.
In this article, we'll walk through the basic principles of aviation and the various forces at work in any given flight. Airplanes take advantage of four forces. Drop a stone into the ocean and it will sink into the deep. Chuck a stone off the side of a mountain and it will plummet as well.
Thanks to their successful experiments with powered flight, the airplane is rightfully recognized as one of the greatest inventions of all time. Let's take a closer look at how it works!
Airplanes come in many shapes and sizes. The use of aircraft is called aviation. Airplanes are used for many things including recreation, transportation of goods and people, military, and research.