Introduction to Aviation: Unit 2 Questions and Answers Graded A+

Introduction to Aviation: Unit 2 Questions and Answers Graded A+ Joseph-Michel Montgolfier and Jacques-Etlenne Montgolfier were famous for which of the following inventions? First manned hot air balloon According to Greek mythology, which was the outcome of the story about Daedalus and his son Icarus? It describes how they escaped from prison using wings made of feathers and wax. True or False? The buoyant force on a submerged object is equal to the weight of the fluid that is displaced by the object. true Which was Leonardo da Vinci's greatest contribution to modern aviation? He described flight similar to that of birds. What are the main parts of a hot air balloon? Basket, burner, and envelope ______ is the ability or tendency to float in air, in water, or other fluid. buoyancy As a scientists, inventor and engineer, Leonardo da Vinci used a methodical approach to study topics, including drew precise illustrations with detailed descriptions about the subject. How does a hot air balloon control its direction in flight? By using the wind at various altitudes to fly to desired locations A hot air balloon rises when the less dense air inside the balloon causes the balloon to be lifted off the ground. Describe several of da Vinci's lasting impacts on aviation. Leonardo da Vinci recorded observations and concepts that helped develop successful airplanes in the early twentieth century. He discussed concepts like the center of gravity and the center of pressure on a bird's wing. He also foreshadowed the modern concept of stall. Leonardo da Vinci's flying machine, the ornithopter, was an invention that _______ flapped its wings like a bird Which of the following best explains why wind tunnels are used in testing the design of aircraft? 999999 To test scale models of airfoils and aircraft Which of the following represents a contribution Greek myths made to civilization today? Inspiration for human flight Which concepts best illustrate the mechanic of flying a hot air balloon? density and buoyancy What does the camber of an airfoil refer to? The curve of the wing Birds generate _______ by flapping their