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  2. Fathom - Wikipedia

    en.wikipedia.org/wiki/Fathom

    A fathom is a unit of length in the imperial and the U.S. customary systems equal to 6 feet (1.8288 m), used especially for measuring the depth of water. [1] The fathom is neither an international standard (SI) unit, nor an internationally accepted non-SI unit. Historically it was the maritime measure of depth in the English-speaking world but ...

  3. Depth sounding - Wikipedia

    en.wikipedia.org/wiki/Depth_sounding

    A sailor and a man on shore, both sounding the depth with a line. Depth sounding, often simply called sounding, is measuring the depth of a body of water.Data taken from soundings are used in bathymetry to make maps of the floor of a body of water, such as the seabed topography.

  4. Template:Convert/list of units - Wikipedia

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

    long code "sqfoot" outputs square foot (and never feet) 1.0 sq ft (0.093 m 2) sqft m2 (sqfoot m2) square inch: sqin sq in 1.0 sq in (6.5 cm 2) sqin cm2; Other: square nautical mile: sqnmi sq nmi 1.0 sq nmi (3.4 km 2; 1.3 sq mi) dunam: dunam (none) For alternative spellings and definitions see the full list: 1.0 dunam (0.0010 km 2; 0.00039 sq mi ...

  5. FFF system - Wikipedia

    en.wikipedia.org/wiki/FFF_system

    The furlong–firkin–fortnight (FFF) system is a humorous system of units based on unusual or impractical measurements. The length unit of the system is the furlong, the mass unit is the mass of a firkin of water, and the time unit is the fortnight.

  6. Medieval weights and measures - Wikipedia

    en.wikipedia.org/wiki/Medieval_weights_and_measures

    The best-attested of these is the perch, which varied in length from 10 to 25 feet, with the most common value (16 1 ⁄ 2 feet or 5.03 m) remaining in use until the twentieth century. [1] Later development of the English system continued in 1215 in the Magna Carta. [2] Standards were renewed in 1496, 1588 and 1758. [3]

  7. Ancient Greek units of measurement - Wikipedia

    en.wikipedia.org/wiki/Ancient_Greek_units_of...

    fathom: kalamos, akaina or dekapous κάλαμος, ἄκαινα, δεκάπους: 10 podes 3.08 m (10.1 ft) 10 feet hamma ἅμμα: 60 podes 18.5 m (20.2 yd) knot, link of a chain plethron: πλέθρον: 100 podes 30.8 m (33.7 yd) 100 feet stadion: στάδιον: 600 podes 184.9 m (202.2 yd) an eighth of a Roman mile diaulos ...

  8. 30 One-In-A-Million Coincidences That Are Hard To Believe ...

    www.aol.com/49-insane-coincidences-people...

    Luck. Fate. Blessing. A glitch in the matrix. Or, if you’re more skeptical, just a coincidence.. It’s a phenomenon that, from a statistical perspective, is random and meaningless.

  9. Cable length - Wikipedia

    en.wikipedia.org/wiki/Cable_length

    A cable's length (often "cable length" or just "cable") is simply the standard length in which cables came, which by 1555 had settled to around 100 fathoms (600 ft; 180 m) or 1 ⁄ 10 nautical mile (0.19 km; 0.12 mi). [1] Traditionally rope is made on long ropewalks, the length of which determines the maximum length of rope it is possible to make.