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  2. Diving platform - Wikipedia

    en.wikipedia.org/wiki/Diving_platform

    Diving platform. A competitive diving platform at an outdoor swimming pool. A diving platform or diving tower is a type of structure used for competitive diving. It consists of a vertical rigid "tower" with one or more horizontal platforms extending out over a deep pool of water. In platform diving, the diver jumps from a high stationary surface.

  3. Orders of magnitude (length) - Wikipedia

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

    An adult human foot is about 28 cm (11 in) long. The decimetre ( SI symbol: dm ) is a unit of length in the metric system equal to 10 −1 metres ( ⁠ 1 / 10 ⁠ m = 0.1 m ). To help compare different orders of magnitude , this section lists lengths between 10 centimetres and 100 centimetres (10 −1 metre and 1 metre).

  4. Wind speed - Wikipedia

    en.wikipedia.org/wiki/Wind_speed

    Wind speed. An anemometer is commonly used to measure wind speed. In meteorology, wind speed, or wind flow speed, is a fundamental atmospheric quantity caused by air moving from high to low pressure, usually due to changes in temperature. Wind speed is now commonly measured with an anemometer.

  5. List of diving facilities - Wikipedia

    en.wikipedia.org/wiki/List_of_diving_facilities

    Australia. Canberra Olympic Pool: Opened in 1955 in the lead-up to the 1956 Melbourne Olympic Games, this was the first 10-metre diving platform tower built in Australia. Sydney Olympic Park Aquatic Centre: host to the 2000 Olympic Games diving events and provides an ongoing venue for diving competitions with diving towers and springboards.

  6. Wind gradient - Wikipedia

    en.wikipedia.org/wiki/Wind_gradient

    Wind gradient. In common usage, wind gradient, more specifically wind speed gradient[1] or wind velocity gradient, [2] or alternatively shear wind, [3] is the vertical component of the gradient of the mean horizontal wind speed in the lower atmosphere. [4] It is the rate of increase of wind strength with unit increase in height above ground ...

  7. Tape measure - Wikipedia

    en.wikipedia.org/wiki/Tape_measure

    Diagram showing fractions of an inch on a standard sixteenth measuring tape. A tape measure or measuring tape is a flexible ruler used to measure length or distance. It consists of a ribbon of cloth, plastic, fibre glass, or metal strip with linear measurement markings. It is a common measuring tool.

  8. Tom Daley - Wikipedia

    en.wikipedia.org/wiki/Tom_Daley

    Tom Daley. Thomas Robert Daley OBE (born 21 May 1994) is an English retired diver, YouTuber and television personality. He is an Olympic champion in the men's synchronised 10-metre platform event at the 2020 Olympics and double world champion in the FINA 10-metre platform event, winning in 2009 at the age of fifteen, and again in 2017.

  9. Foot (unit) - Wikipedia

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

    The foot (standard symbol: ft) [1][2] is a unit of length in the British imperial and United States customary systems of measurement. The prime symbol, ′, is commonly used to represent the foot. [3] In both customary and imperial units, one foot comprises 12 inches, and one yard comprises three feet. Since an international agreement in 1959 ...