involve+in+knots
71Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
72List of Sabrina, the Teenage Witch characters — Sabrina, the Teenage Witch has hosted a wide array of characters and guests over its series run. Sabrina and Salem are the only two characters to remain on the show throughout all consecutive seven seasons and all three made for TV movies.… …
73Dyslexia — This article is about developmental dyslexia. For acquired dyslexia, see Alexia (acquired dyslexia). Dyslexia Classification and external resources ICD 10 R48.0 ICD 9 …
74Retroactive continuity — is the deliberate changing of previously established facts in a work of serial fiction.cite news |first=Sam |last=Leith |title=Worshipping Doctor Who from behind the sofa |url=http://www.telegraph.co.uk/opinion/main.jhtml?xml=/opinion/2008/07/05/d… …
75Electric boat — This article is about electrically powered boats in general. For the company called Electric Boat , see General Dynamics Electric Boat. Passenger solar boat Solifleur, Switzerland 1995 While a significant majority of water vessels are powered by… …
76Electric power transmission — Electric transmission redirects here. For vehicle transmissions, see diesel electric transmission. 400 kV high tension transmission lines near Madrid Electric power transmission or high voltage electric transmission is the bulk transfer of… …
77Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… …
78Irony — Ironic redirects here. For the song, see Ironic (song). For other uses, see irony (disambiguation). A Stop sign ironically defaced with a beseechment not to deface stop signs Irony (from the Ancient Greek εἰρωνεία eirōneía, meaning dissimulation… …
79Textile — For other uses, see Textile (disambiguation). Fabric redirects here. For other uses, see Fabric (disambiguation). Sunday textile market on the sidewalks of Karachi, Pakistan …
80Stall (flight) — For other uses, see stall. In fluid dynamics, a stall is a reduction in the lift coefficient generated by a foil as angle of attack increases. This occurs when the critical angle of attack of the foil is exceeded. The critical angle of attack is… …
