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  2. Orders of magnitude (length) - Wikipedia

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

    The centimetre (SI symbol: cm) is a unit of length in the metric system equal to 10 −2 metres (⁠ 1 / 100 ⁠ m = 0.01 m). To help compare different orders of magnitude , this section lists lengths between 10 −2 m and 10 −1 m (1 cm and 1 dm).

  3. List of scale model sizes - Wikipedia

    en.wikipedia.org/wiki/List_of_scale_model_sizes

    This is the scale which MOROP has defined for O scale, because it is half the size of the 1:22.5 Scale G-gauge model railways made by German manufacturers. [citation needed] 1:43.5: 7.02 mm: Model railways (0) Exact O scale of 7 mm = 1 foot. 1:43: 7.088 mm: Die-cast cars: Still the most popular scale for die-cast cars worldwide, metric or ...

  4. List of examples of lengths - Wikipedia

    en.wikipedia.org/wiki/List_of_examples_of_lengths

    Lengths between 10 −2 and 10 −1 m (1 and 10 cm). 1 cm10 millimetres; 1 cm — 0.39 inches; 1 cm — edge of square of area 1 cm 2; 1 cm — edge of cube of volume 1 ml; 1 cm — approximate width of average fingernail; 1.5 cmlength of a very large mosquito; 2 cm — approximate width of an adult human finger; 2.54 cm — 1 inch

  5. Centimetre - Wikipedia

    en.wikipedia.org/wiki/Centimetre

    Different lengths as in respect to the electromagnetic spectrum, measured by the metre and its derived scales.The microwave is in-between 1 meter to 1 millimeter.. A centimetre (International spelling) or centimeter (American spelling), with SI symbol cm, is a unit of length in the International System of Units (SI) equal to one hundredth of a metre, centi being the SI prefix for a factor of ...

  6. Metric system - Wikipedia

    en.wikipedia.org/wiki/Metric_system

    Length (m): The length of the equator is close to 40 000 000 m (more precisely 40 075 014.2 m). [23] In fact, the dimensions of our planet were used by the French Academy in the original definition of the metre; [ 24 ] most dining tabletops are about 0.75 metres high; [ 25 ] a very tall human (basketball forward) is about 2 metres tall.

  7. Unit of length - Wikipedia

    en.wikipedia.org/wiki/Unit_of_length

    The basic unit of length in the imperial and U.S. customary systems is the yard, defined as exactly 0.9144 m by international treaty in 1959. [2] [5] Common imperial units and U.S. customary units of length include: [6] thou or mil (1 ⁄ 1000 of an inch) inch (25.4 mm) foot (12 inches, 0.3048 m) yard (3 feet, 0.9144 m)

  8. Taiwanese units of measurement - Wikipedia

    en.wikipedia.org/wiki/Taiwanese_units_of_measurement

    1 ⁄ 10 ⁠ 1 / 33 ⁠ m: 3.030 cm ⁠ 1250 / 37,719 ⁠ yd: 1.193 in Taiwanese inch; Same as Japanese Sun: Chhioh: Chhak: Chǐ: 尺: 1 ⁠ 10 / 33 ⁠ m: 30.30 cm ⁠ 12,500 / 37,719 ⁠ yd: 11.93 in Taiwanese foot; Same as Japanese Shaku: Tn̄g: Chhong: Zhàng: 丈: 10 ⁠ 100 / 33 ⁠ m: 3.030 m ⁠ 125,000 / 37,719 ⁠ yd: 9 ft 11.3 in ...

  9. Foot (unit) - Wikipedia

    en.wikipedia.org/wiki/Foot_(unit)

    The foot of an adult European-American male is typically about 15.3% of his height, [10] giving a person of 175 cm (5 ft 9 in) a foot-length of about 268 mm (10.6 in), on average. Archaeologists believe that, in the past, the people of Egypt, India, and Mesopotamia preferred the cubit, while the people of Rome, Greece, and China preferred the foot