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The stone or stone weight (abbreviation: st.) [1] is an English and British imperial unit of mass equal to 14 avoirdupois pounds (6.35 kg). [nb 1] The stone continues in customary use in the United Kingdom and Ireland for body weight.
Stones, and every Stone to weigh xiv. l. The third development is a set of 14th-century bronze weights at the Westgate Museum in Winchester, England. The weights are in denominations of 7 pounds (corresponding to a unit known as the clip or wool-clip), 14 pounds (stone), 56 pounds (4 stone) and 91 pounds ( 1 ⁄ 4 sack or woolsack).
50.802 345 44 kg: One imperial hundredweight is equal to eight stone. This is the long hundredweight, 112 pounds, as opposed to the short hundredweight of 100 pounds used in the United States and Canada. [36] ton (t [citation needed]) 2240 1 016.046 9088 kg: Twenty hundredweight equals a ton (as in the US and Canadian [36] systems). The ...
The long ton, [1] also known as the imperial ton or displacement ton, [1] [2] is a measurement unit equal to 2,240 pounds (1,016.0 kg). It is the name for the unit called the "ton" in the avoirdupois system of weights or Imperial system of measurements. It was standardised in the 13th century.
1 × 10 16 kg Rough estimate of the total carbon content of all organisms on Earth. [126] 3 × 10 16 kg Rough estimate of everything produced by the human species. [127] 3.8 × 10 16 kg Total carbon stored in the oceans. [128] 10 17: 1.6 × 10 17 kg Prometheus, a shepherd satellite for the inner edge of Saturn's F Ring [129]
The long or imperial hundredweight of 8 stone or 112 pounds (50.80 kg) is defined in the British imperial system. [2] Under both conventions, there are 20 hundredweight in a ton, producing a "short ton" of 2,000 pounds (907.2 kg) and a "long ton" of 2,240 pounds (1,016 kg).
mass which, when subjected to a force of one pound-force, accelerates by 1 ft/sec 2: 14.59 kg Mass pound-mass: lbm EEU mass which, when subjected to a force of one pound-force, accelerates by g ft/sec 2 (32.17 ft/sec 2) 0.4536 kg Power horsepower: hp EEU Power required to raise 550 lb at the rate of 1 ft/s against gravity 745.7 W Energy
The values of these units are based on Jefferson's proposal of a foot that was equal in length to one-fifth of a second rod, one fourth of an inch shorter than the foot in use at the time, and approximately equal to 0.298461684 m. [5] For the mass units, the ounce as a base would equal the weight of a cubic inch of pure water at standard ...