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  2. Orders of magnitude (mass) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(mass)

    An overview of ranges of mass. To help compare different orders of magnitude, the following lists describe various mass levels between 10 −67 kg and 10 52 kg. The least massive thing listed here is a graviton, and the most massive thing is the observable universe.

  3. Hecto- - Wikipedia

    en.wikipedia.org/wiki/Hecto-

    hectogram (hg), in agronomy, for quantities of animal feed (hectogram/animal) and for measures of agricultural productivity (hectogram/hectare); also used in Italy abbreviated as etto, and in Canada, New Zealand and Sweden simply as 100 g, for retail sale of cold cuts and meat.

  4. Kilogram - Wikipedia

    en.wikipedia.org/wiki/Kilogram

    Kilogram' means 'one thousand grams' [2] and is colloquially abbreviated to kilo. [ 3 ] The kilogram is an SI base unit , defined ultimately in terms of three defining constants of the SI, namely a specific transition frequency of the caesium-133 atom, the speed of light , and the Planck constant .

  5. Metric Act of 1866 - Wikipedia

    en.wikipedia.org/wiki/Metric_Act_of_1866

    10,000 grams; [10 kilograms] 10 liters: 22.046 pounds Kilogram: 1,000 grams: 1 liter: 2.2046 pounds Hectogram: 100 grams: 1 deciliter: 3.5274 ounces Dekagram: 10 grams: 10 cubic centiliters: 0.3527 ounces Gram: 1 gram: 1 cubic centiliter: 15.432 grains Decigram: 1 ⁄ 10 gram: 1 ⁄ 10 cubic centiliter: 1.5432 grains Centigram: 1 ⁄ 100 gram ...

  6. Hectogram - Wikipedia

    en.wikipedia.org/wiki/Hectogram

    Hectogram or hectogramme may refer to: a unit of mass; a 100 sided star polygon This page was last edited on 7 February 2023, at 10:55 (UTC). Text is available ...

  7. Conversion of units - Wikipedia

    en.wikipedia.org/wiki/Conversion_of_units

    The factor–label method can convert only unit quantities for which the units are in a linear relationship intersecting at 0 (ratio scale in Stevens's typology). Most conversions fit this paradigm. An example for which it cannot be used is the conversion between the Celsius scale and the Kelvin scale (or the Fahrenheit scale). Between degrees ...

  8. Template:Convert/list of units/energy - Wikipedia

    en.wikipedia.org/wiki/Template:Convert/list_of...

    Energy; system unit code (alternative) symbol or abbrev. notes sample default conversion combinations SI: yottajoule: YJ YJ 1.0 YJ (2.8 × 10 17 kWh) zettajoule: ZJ ZJ 1.0 ZJ (2.8 × 10 14 kWh)

  9. Gram - Wikipedia

    en.wikipedia.org/wiki/Gram

    The gram (originally gramme; [1] SI unit symbol g) is a unit of mass in the International System of Units (SI) equal to one thousandth of a kilogram.. Originally defined as of 1795 as "the absolute weight of a volume of pure water equal to the cube of the hundredth part of a metre [1 cm 3], and at the temperature of melting ice", [2] the defining temperature (≈0 °C) was later changed to 4 ...