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The pound or pound-mass is a unit of mass used in both the British imperial and United States customary systems of measurement.Various definitions have been used; the most common today is the international avoirdupois pound, which is legally defined as exactly 0.453 592 37 kilograms, and which is divided into 16 avoirdupois ounces. [1]
Human body weight is a person's mass or weight.. Strictly speaking, body weight is the measurement of mass without items located on the person. Practically though, body weight may be measured with clothes on, but without shoes or heavy accessories such as mobile phones and wallets, and using manual or digital weighing scales.
During this later weigh-in, the fighter must weigh no more than 10 pounds (4.5 kg) above the weight limit for the fight. ... +160 lb (72.6 kg) in 1738 by Broughton's ...
It was divided into 12 Roman ounces. Sometimes the word libra was used together with the word pondo "in weight", e.g. libram pondo "a pound in weight" (Livy, 3.29); but often pondo was used alone; e.g. auri quinque pondo "five (pounds) in weight of gold" (Cicero, pro Cluentio 179). Hence the word pondo by itself came to mean "pound(s)". [25]
In the Netherlands, where the metric system was adopted in 1817, the pond (pound) was set equal to half a kilogram, and the steen (stone), which had previously been 8 Amsterdam pond (3.953 kg), was redefined as being 3 kg. [43]
The kilogram, symbol kg, is the SI unit of mass. It is defined by taking the fixed numerical value of the Planck constant h to be 6.626 070 15 × 10 −34 when expressed in the unit J⋅s, which is equal to kg⋅m 2 ⋅s −1, where the metre and the second are defined in terms of c and Δν Cs. —
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).
the tonne, also called the metric ton, which is 1,000 kilograms (about 2,204.6 pounds) or 1 megagram. the short ton , which is 2,000 pounds (907.2 kilograms) Its original use as a unit of volume has continued in the capacity of cargo ships and in units such as the freight ton and a number of other units, ranging from 35 to 100 cubic feet (0.99 ...