make+friction

  • 121Cue sports — Billiards redirects here. For other uses, see Billiard (disambiguation). Cue sports Engraving from Charles Cotton s 1674 book, The Compleat Gamester Highest governing body World Confederation of Billiard Sports First played 15th …

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  • 122Balanced flow — In atmospheric science, balanced flow is an idealisation of atmospheric motion. The idealisation consists in considering the behaviour of one isolated parcel of air having constant density, its motion on a horizontal plane subject to selected… …

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  • 123Clutch — For other uses, see Clutch (disambiguation). Rear side of a Ford V6 engine, looking at the clutch housing on the flywheel …

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  • 124Plate tectonics — The tectonic plates of the world were mapped in the second half of the 20th century …

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  • 125Turkey hunting — is a sport involving the pursuit and killing or capture of a wild turkey [http://dictionary.reference.com/browse/hunting hunting Definitions from Dictionary.com ] ] .Long before the European settlers arrived in North America, the Native Americans …

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  • 126Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …

    Universalium

  • 127welding — Technique for joining metallic parts, usually through the application of heat. Discovered in the 1st millennium AD during attempts to manipulate iron into useful shapes, the technique produced a strong, tough blade. Welding traditionally involved …

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  • 128Nobel Prizes — ▪ 2009 Introduction Prize for Peace       The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …

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