What is sonic boom? Sonic boom is an impulsive noise that sounds a lot like thunder. It is caused by an object moving faster than sound, about 750 miles per hour at sea level. An aircraft traveling through the atmosphere continuously produces air-pressure waves similar to the water waves caused by a ship's bow. When the aircraft exceeds the speed of sound, these pressure waves combine and form shock waves which travel forward from where it …showed first 75 words of 656 total…

…showed last 75 words of 656 total…test theories of sonic boom. (Source 2) Sources 1.<Tab/>Bruce Holms. www.rense.com/general8/boom.htm. Last updated 2-4-01. Accessed 21-11-04. 2.<Tab/>United States Air Force. www.sky-flash.com/boom.htm. Accessed 21-11-04. 3.<Tab/>Major Richard Roberds. www.airpower.maxwell.af.mil/airchronicles/aureview/1971/jul-<Tab/>aug/roberds.html. Last updated 4-5-04. Accessed 21-11-04.