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According to legend, _?_ built two sets of wings so he and his son could escape imprisonment Daedalus The _?_ invented gunpowder. Chinese The _?_ may have used man-carrying kites to spy on their enemies. Chinese Organized Balloon Signal Service of the Union Army. Thaddeus S. C. Lowe First success in controlled, powered and sustained flight. Wright brothers "Father of Modern Aviation." Otto Lilienthal First successful rigid dirigible. Ferdinand von Zepplin Developed first known principles of flight. Leonardo da Vinci First human passengers flew on their balloon. Montgolfier brothers Invented the hot air balloon. Laurenco deGusmano The dirigible was an important improvement over the balloon because it could be steered. True Hydrogen, as a lifting gas in balloons, was a major advancement in ballooning because of its safety. False Three European scientists—Toricelli, von Guericke, and Pascal—learned that atmospheric pressure decreases the higher you climb. True The three basic problems of flight are (1) developing necessary lift, (2) sustaining that lift and (3) controlling the aircraft once it is flying. True George Caley laid the foundation for modern aeronautics when he wrote, "The whole problem is confined within these limits; namely, to make a surface support a given weight by the application of power to the resistance of air." True Alphonse Penaud's greatest contribution to aviation was the development of the cambered wing. False John Montgomery was known as "The Father of Modern Aviation." False Wings having a front and a rear spar, with connecting ribs, were developed by John Stringfellow. True Samuel Pierpont Langley's aircraft Aerodrome was the first airplane to successfully fly after being launched from a catapult. True The Wright brothers solved the three basic problems of flight when their Flyer flew on December 17, 1903. True _?_ built a Wright-style glider in 1904 and used ailerons to replace the wing-warping technique. Robert Esnault-Pelterie _?_ flew the first powered aircraft in Europe. Alberto Santos-Dumont Louis Bleriot was the first person to fly across the _?_. English Channel The first international air meet was held at _?_. Rheims, France The first four engine aircraft was built and flown by _?_. Igor Sikorsky One problem with early aircraft engines was that they were too _?_. heavy French "ace of aces." René Fonck Commanded first mass-air bombing attack. Billy Mitchell Former race car driver. Eddie Rickenbacker British "ace of aces." Edward Mannock Member of the Lafayette Escadrille. Raoul Lufberry Dutch airplane designer. Anthony Fokker Before Glenn Curtiss became interested in aviation, he was a motorcycle racer. True Eugene Ely made the first flight from the deck of a ship. True Calbraith Perry Rodgers was the first person to fly nonstop across the United States. False The first woman to fly solo across the English Channel was Mathilde Moisant. False Helicopters are called rotary-wing aircraft because the wings (blades) rotate. True The first helicopter to lift a man into the air was built and flown by Henry Berliner. False The Soviet Union began regularly scheduled airline service on January 1, 1914. False