friction wake
121Meteoroid — A few shooting stars can be seen in this video from the ISS. A Perseid meteor (light streak somewhat to right of center of photo) and Milky Way. A meteoroid is a sand to …
122Drag coefficient — In fluid dynamics, the drag coefficient (commonly denoted as: cd, cx or cw) is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment such as air or water. It is used in the drag equation,… …
123Top Fuel — Racing is a class of drag racing in which the cars are run on a maximum of 90% nitromethane and about 10% methanol (also known as racing alcohol), instead of gasoline. The cars are purpose built race cars, with a layout superficially resembling… …
124Mars Exploration Rover — Artist s conception of rover on Mars Part of a panorama taken by the Spi …
125Worldwar — is a series of four alternate history science fiction novels by Harry Turtledove.The premise of the series is an alien invasion of Earth in the middle of World War II. The military invasion begins on or around May 30, 1942, but the aliens, who… …
126Music of Italy — See also: Music history of Italy Music of Italy Genres: Classical (Opera) Pop Rock (Hardcore New Wave Progressive rock) Disco Folk Hip hop Jazz History and …
127Suicide Squad — For other uses, see Suicide squad. Suicide Squad Promotional art by Michael Bair. Group publication information Publisher …
128Hawkgirl — Superherobox| caption=Hawkgirl (Kendra Saunders) Art by Matt Haley character name=Hawkgirl real name= Shiera Sanders Hall Shayera Hol Kendra Saunders publisher=(All) DC Comics debut=(Hall) Flash Comics #1 (January 1940) (Hall as Hawkgirl) All… …
