Chapter 21History of Air TransportationAir Travel RoutesModes of TransportationSlide 5HelicoptersAviation ServicesChapter 21Air Transportation SystemsHistory of Air TransportationLeonardo da Vinci - Sketches of early Gliders and HelicoptersMontgolfier - Hot Air BalloonGeorge Cayley - Studied AerodynamicsOtto Lilienthal, Samuel Langley, and Octave Chanute - GlidersWright Brothers - AirplaneAir Travel RoutesAirways-Roads of the skyControlled by FAADivided into 1,000’ layers keep planes from hitting each otherEven numbered layers are for planes flying WestOdd numbered layers are for planes flying EastTwo typesAirwaysCover area from ground level to 18,000’For small aircraft on short flightsJet RoutesCover area from 18,000’-75,000’For large commercial jets and airlinersModes of TransportationLighter-Than-AirBalloons, Airshipshttp://science.howstuffworks.com/hot-air-balloon1.htmHeavier-Than-AirGliders, Airplanes, HelicoptersHow Airplanes WorkHelicoptershttp://travel.howstuffworks.com/helicopter3.htmAviation
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