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Heather's imperial units


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Heather's imperial units

  1. 1. Imperial Units (Of measurement)
  2. 2. Contents Feet Yards Gallon
  3. 3. FeetHistorically the foot was also used in a number of other systems of unitsincluding those from Ancient Greece, Ancient Rome, England, Scotland andmany other Continental European countries. However, the size of themeasure varied from country to country and in some cases from city to citymostly the foot was used to measure distance. Confusion between theBritish foot (304.8mm) and the French foot (322.5mm or 329.8mm) accrued. The Roman foot was introduced to Britain in the 1st century AD. The lengthof the Roman foot has been estimated at 296 mm or 11.65 inches. In the 5thcentury, the Anglo-Saxons introduced the North German foot of 335 mm(13.2 inches). The new foot was used for land measurement, while theRoman foot continued to be used in the construction crafts. Some timebetween 1266 and 1303 the weights and measures of England were alldifferent. Henry III introduced a different type of foot it was the size 10/11the approximately the size of a fully grown mans foot. Contents
  4. 4. YardsA yard is a unit of length in several different systems including Imperialunits and the former English units. It is equal to 3 feet or 36 inches.Under an agreement in 1959 between Australia, Canada, New Zealand,South Africa, the United Kingdom and the United States, the yard waslegally defined to be exactly 0.9144 metres. Due to that previous date,the legal definition of the yard when expressed in terms of metric unitsvaried slightly from country to country.Contents
  5. 5. GallonsThe gallon is a measure of volume that was used in many parts ofWestern Europe. Historically its value differed depending on localityand commodity. In most localities it has been replaced by the litre. Thegallon, be it the imperial or US gallon, is sometimes found in otherEnglish-speaking countries. Gallon means liquid. Contents