moves 180 degrees
81Comparison of e-book readers — The larger Kindle DX with a Kindle 2 for size comparison An e book reader is a portable electronic device that is designed primarily for the purpose of reading digital books and periodicals. An e book reader is similar in form to a tablet… …
82Robot — This article is about mechanical robots. For other uses of the term, see robot (disambiguation). For software agents, see Bot. ASIMO (2000) at the Expo 2005, a humanoid robot …
83Curvature — In mathematics, curvature refers to any of a number of loosely related concepts in different areas of geometry. Intuitively, curvature is the amount by which a geometric object deviates from being flat, or straight in the case of a line, but this …
84Charmed — Genre Supernatural drama Dramedy Fantasy Action Hor …
85Diabolo — For other uses, see Diabolo (disambiguation). Large and miniature Western rubber diabolos. These two models are the Jumbo Harlequin and Arlekino, both manufactured by Swiss juggling company Mister Babache. Wooden control sticks with painted ends… …
86Eastern Air Lines Flight 401 — CG render of N310EA as it enters the swamp Accident summary Date December 29, 1972 …
87Dean drive — Inventor Norman L. Dean beside his Dean Drive apparatus. Inventor Norman L. D …
88Roundoff — A Roundoff is a move in gymnastics similar to a cartwheel.The roundoff as a gymnastic technique is to turn horizontal speed into vertical speed (to jump higher); it is also used effectively to turn forward momentum from a run into backwards… …
89Loudspeaker enclosure — A loudspeaker enclosure is a cabinet designed to transmit sound to the listener via mounted loudspeaker drive units. The major role of the enclosure is to prevent the out of phase sound waves from the rear of the speaker from combining with the… …
90Taikyoku — The Taikyoku series is a series of kata in use in several types of karate. Taikyoku is translated as first course or basic ultimate. The Taikyoku kata were developed by Gichin Funakoshi as a way to simplify the principles of the already… …
