accelerated free fall
61Tupolev Tu-22 — infobox Aircraft name = Tu 22 type = Medium bomber manufacturer = Tupolev crew = 3 caption = Tu 22 at the Monino AF Museum designer = first flight = 21 June 1958 introduced = 1962 retired = 1990s (Russia) produced = 1960 1969 number built = 311… …
62Mass versus weight — The chains on the swing hold all the child’s weight. If one were to stand behind her at the bottom of the arc and try to stop her, one would be acting against her inertia, which arises purely from mass, not weight. In everyday usage, the mass of… …
63equivalence principle — Physics. (in relativity) the principle that, in any small region of space time, the effects of a gravitational field are indistinguishable from those of an appropriate acceleration of the frame of reference. Also called Einstein s equivalency… …
64Albert Einstein — Einstein redirects here. For other uses, see Einstein (disambiguation) …
65Newton's law of universal gravitation — Classical mechanics Newton s Second Law History of classical mechanics  …
66Artificial gravity — is a simulation of gravity in outer space or free fall. Artificial gravity is desirable for long term space travel for ease of mobility and to avoid the adverse health effects of weightlessness.MethodsArtificial gravity could be created in… …
67Hawking radiation — is a thermal radiation with a black body spectrum predicted to be emitted by black holes due to quantum effects. It is named after the physicist Stephen Hawking, who provided a theoretical argument for its existence in 1974, and sometimes also… …
68Lockheed MC-130 — MC 130 MC 130H Combat Talon II Role STOL special operations …
69Gravitational interaction of antimatter — The gravitational interaction of antimatter with matter or antimatter has not been conclusively observed by physicists. While the overwhelming consensus among physicists is that antimatter will attract both matter and antimatter at the same rate… …
70Flat rides at Canada's Wonderland — The majority of rides at Canada s Wonderland are not roller coasters, of which there are just 15, but the flat rides.Grand World Exposition of 1890/Action Zone*Antique Carousel:Manufacturer: Philadelphia Toboggan Company:Model name: Carousel #84 …
