(jump from plane)
21Caterpillar Club — to bail out of a disabled aircraft. After authentication by the parachute maker, applicants receive a membership certificate and a distinctive lapel pin. HistoryBefore April 28 1919 there was no way for a pilot to jump out of a plane and then to… …
22Theoretical and experimental justification for the Schrödinger equation — The theoretical and experimental justification for the Schrödinger equation motivates the discovery of the Schrödinger equation, the equation that describes the dynamics of nonrelativistic particles. The motivation uses photons, which are… …
23James Floyd Smith — or J. Floyd Smith (October 17, 1884 ndash; April 18, 1956) was a test pilot and instructor for Glenn Martin and was a manufacturer of parachutes. He built and flew his own plane in 1912 and invented the manually operated parachute for the Army in …
24Bell Boeing V-22 Osprey — V 22 redirects here. For other uses, see V22 (disambiguation). V 22 Osprey …
25Track and field — For the video game, see Track Field (video game). Track and field The track and field stadium is at the heart of the sport Nickname(s) Track Characteristics Team mem …
26Flight altitude record — These are the records set for going the highest in the atmosphere from the age of ballooning onward. Some records are certified by Fédération Aéronautique Internationale. Contents 1 Fixed wing aircraft 1.1 Piston driven propeller aeroplane 1.2… …
27Atomic orbital — The shapes of the first five atomic orbitals: 1s, 2s, 2px, 2py, and 2pz. The colors show the wave function phase. These are graphs of ψ(x,y,z) functions which depend on the coordinates of one electron. To see the elongated shape of ψ(x,y,z)2… …
28'Allo 'Allo! (series 5) — This article contains episode listings for the fifth series of the British Sitcom series Allo Allo!. The series contains twenty six episodes which first aired between 3 September 1988 and 25 February 1989. Series 5 is longer than any of the other …
29japan — japanner, n. /jeuh pan /, n., adj., v., japanned, japanning. n. 1. any of various hard, durable, black varnishes, originally from Japan, for coating wood, metal, or other surfaces. 2. work varnished and figured in the Japanese manner. 3. Japans,… …
30Japan — /jeuh pan /, n. 1. a constitutional monarchy on a chain of islands off the E coast of Asia: main islands, Hokkaido, Honshu, Kyushu, and Shikoku. 125,716,637; 141,529 sq. mi. (366,560 sq. km). Cap.: Tokyo. Japanese, Nihon, Nippon. 2. Sea of, the… …