Pilot Magazine | Sep 01, 2007
GENERAL The speed of sound at sea level on a standard day is 663 knots (763 mph). What is the speed of sound in space? How did the television hero Sky King get his first name? From reader John Schmidt: Why is airline stewardess Vesna Vulovic a celebrity in her home in Serbia? From reader Mark Baird: The pilot of a modified Pitts biplane conducts a preflight check of the flight controls.
Safety and Education,