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    What are the units of customary system?

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  2. United States customary units - Wikipedia › wiki › United_States_customary_units

    2 days ago · United States customary units (U.S. customary units) are a system of measurements commonly used in the United States since it was formalized in 1832. The United States customary system (USCS or USC) developed from English units which were in use in the British Empire before the U.S. became an independent country.

    • History

      The United States system of units of 1832 is based on the...

    • Mass and weight

      In agricultural practice, a bushel is a fixed volume of...

  3. System of measurement - Wikipedia › wiki › System_of_measurement

    18 hours ago · US customary units, however, are still the main system of measurement in the United States. While some steps towards metrication have been made (mainly in the late 1960s and early 1970s), the customary units have a strong hold due to the vast industrial infrastructure and commercial development.

  4. International System of Units - Wikipedia › wiki › International_System_of_Units

    3 days ago · The International System of Units, or SI,: 123 is a decimal and metric system of units established in 1960 and periodically updated since then. The SI has an official status in most countries, including the United States, Canada, and the United Kingdom, although these three countries are amongst a handful of nations that, to various degrees, also continue to use their customary systems.

  5. Imperial units - Wikipedia › wiki › Imperial_units

    6 days ago · The imperial system developed from what were first known as English units, as did the related system of United States customary units. The modern legislation defining the imperial system of units is given in the Weights and Measures Act 1985 (as amended).

  6. 美制单位 - 维基百科,自由的百科全书 › wiki › 美制单位

    Mar 29, 2021 · 美制单位,又称美式英制单位,是目前在美國被普遍使用的一种计量单位制,可被视为英制单位的一种。. 美国的日常生活及商业活动中主要采取美制单位测量,而在科学、医学、以及许多工业领域,连同美国军方,都采用公制单位。

  7. Inch - Wikipedia › wiki › Inch

    6 days ago · The inch (symbol: in or ″) is a unit of length in the (British) imperial and United States customary systems of measurement. It is equal to 1 ⁄ 36 yard or 1 ⁄ 12 of a foot . Derived from the Roman uncia ("twelfth"), the word inch is also sometimes used to translate similar units in other measurement systems, usually understood as deriving ...

  8. Acre - Wikipedia › wiki › Acre

    Apr 07, 2021 · The acre is a unit of land area used in the imperial and US customary systems. It is traditionally defined as the area of one chain by one furlong (66 by 660 feet), which is exactly equal to 10 square chains, 1 ⁄ 640 of a square mile, or 43,560 square feet, and approximately 4,047 m 2, or about 40% of a hectare.

  9. Units of energy - Wikipedia › wiki › Units_of_energy

    Apr 06, 2021 · British imperial / US customary units. The British imperial units and U.S. customary units for both energy and work include the foot-pound force (1.3558 J), the British thermal unit (BTU) which has various values in the region of 1055 J, the horsepower-hour (2.6845 MJ), and the gasoline gallon equivalent (about 120 MJ).

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