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The Sikorsky UH-60 Black Hawk is a four-blade, twin-engine, medium-lift utility military helicopter manufactured by Sikorsky Aircraft.Sikorsky submitted the S-70 design for the United States Army's Utility Tactical Transport Aircraft System (UTTAS) competition in 1972.
In 2009, Google claimed that a search query requires altogether about 1 kJ or 0.0003 kW·h, [127] which is enough to raise the temperature of one liter of water by 0.24 °C. According to green search engine Ecosia , the industry standard for search engines is estimated to be about 0.2 grams of CO 2 emission per search. [ 128 ]
A metric prefix is a unit prefix that precedes a basic unit of measure to indicate a multiple or submultiple of the unit. All metric prefixes used today are decadic.Each prefix has a unique symbol that is prepended to any unit symbol.
The first serving president to ride in a car was President William McKinley, who briefly rode in a Stanley Motor Carriage Company steam car on July 13, 1901. [9] According to the United States Secret Service, it was customary for them to follow the presidential horse-and-buggy on foot, but that with the popularization of the automobile, the Secret Service purchased a 1907 White Motor Company ...
Operating predominantly in Kyiv with branches in cities like Kharkiv and Simferopol, the agency, named "Alex Model" (Ukrainian: Алекс-Модел), was identified as one of the major producers and distributors of child pornographic content, which was branded under several names throughout the world using the "LS" abbreviation as LS-Models, LS-Magazine, LS-Girls, LS-Studio, LS-Island, LS ...
VI, which first flew on 1 June 1942, was powered by two, single-stage two-speed, 1,460 hp (1,090 kW) Merlin 21s or 1,635 hp (1,219 kW) Merlin 25s, and introduced a re-stressed and reinforced "basic" wing structure capable of carrying single 250-or-500 lb (110-or-230 kg) bombs on racks housed in streamlined fairings under each wing, or up to ...
Additionally, before the standardization of Polish spelling, qu was sometimes used in place of kw , and x in place of ks . [1] Modified variations of the Polish alphabet are used for writing Silesian and Kashubian, whereas the Sorbian languages use a mixture of Polish and Czech orthography.
ISO 639 is a standardized nomenclature used to classify languages. [1] Each language is assigned a two-letter (set 1) and three-letter lowercase abbreviation (sets 2–5). [2]