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  2. Scale ruler - Wikipedia

    en.wikipedia.org/wiki/Scale_ruler

    A scale ruler is a tool for measuring lengths and transferring measurements at a fixed ratio of length; two common examples are an architect's scale and engineer's scale. In scientific and engineering terminology, a device to measure linear distance and create proportional linear measurements is called a scale.

  3. Body mass index - Wikipedia

    en.wikipedia.org/wiki/Body_mass_index

    This is an accepted version of this page This is the latest accepted revision, reviewed on 28 January 2025. Relative weight based on mass and height Medical diagnostic method Body mass index (BMI) Chart showing body mass index (BMI) for a range of heights and weights in both metric and imperial. Colours indicate BMI categories defined by the World Health Organization ; underweight, normal ...

  4. Big Bang - Wikipedia

    en.wikipedia.org/wiki/Big_Bang

    In 1989, NASA launched COBE, which made two major advances: in 1990, high-precision spectrum measurements showed that the CMB frequency spectrum is an almost perfect blackbody with no deviations at a level of 1 part in 10 4, and measured a residual temperature of 2.726 K (more recent measurements have revised this figure down slightly to 2.7255 ...

  5. Netherlands - Wikipedia

    en.wikipedia.org/wiki/Netherlands

    The average height of young men in the Netherlands increased from 5 feet, 4 inches to approximately 6 feet between the 1850s until the early 2000s. [204] The country has a migration rate of 1.9 migrants per 1,000 inhabitants per year. [6] The majority of the population of the Netherlands is ethnically Dutch.

  6. Egypt - Wikipedia

    en.wikipedia.org/wiki/Egypt

    The Jerusalem Centre for Public Affairs estimates the Shia population at 1 to 2.2 million [263] and could measure as much as 3 million. [264] The Ahmadiyya population is estimated at less than 50,000, [ 265 ] whereas the Salafi (ultra-conservative Sunni) population is estimated at five to six million. [ 266 ]