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  2. Foot (unit) - Wikipedia

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

    In both customary and imperial units, one foot comprises 12 inches, and one yard comprises three feet. Since an international agreement in 1959, the foot is defined as equal to exactly 0.3048 meters. Historically, the "foot" was a part of many local systems of units, including the Greek, Roman, Chinese, French, and English systems. It varied in ...

  3. Metre - Wikipedia

    en.wikipedia.org/wiki/Metre

    The metre (or meter in US spelling; symbol: m) is the base unit of length in the International System of Units (SI). Since 2019, the metre has been defined as the length of the path travelled by light in vacuum during a time interval of ⁠ 1 / 299 792 458 ⁠ of a second, where the second is defined by a hyperfine transition frequency of caesium.

  4. Metrical foot - Wikipedia

    en.wikipedia.org/wiki/Metrical_foot

    The most common feet in English are the iamb, trochee, dactyl, and anapaest. [1] The foot might be compared to a bar , or a beat divided into pulse groups , in musical notation . The English word "foot" is a translation of the Latin term pes , plural pedes , which in turn is a translation of the Ancient Greek πούς, pl. πόδες.

  5. List of tallest buildings and structures - Wikipedia

    en.wikipedia.org/wiki/List_of_tallest_buildings...

    Completed in 1905, it reached a height of 364 feet (111 meters) to its roof, or 420 feet (130 meters) including its rooftop flagpole, which the Times hoped would give it a record high status but because a flagpole is not an integral architectural part of a building, One Times Square was not generally considered to be taller than the 390-foot ...

  6. List of mountains by elevation - Wikipedia

    en.wikipedia.org/wiki/List_of_mountains_by_elevation

    Mountain Metres Feet Range Location and Notes Mount Everest: 8,848: 29,029: Himalayas Nepal/China : K2: 8,611: 28,251: Karakoram Pakistan/China Kangchenjunga: 8,586

  7. List of tallest buildings - Wikipedia

    en.wikipedia.org/wiki/List_of_tallest_buildings

    The 828-metre (2,717 ft) tall Burj Khalifa in Dubai has been the tallest building since 2010. [ 1 ] The Burj Khalifa has been classified as megatall. [ 2 ] A diagram showing the tallest buildings as of 2024. This is a list of the tallest buildings.

  8. List of highest mountains on Earth - Wikipedia

    en.wikipedia.org/wiki/List_of_highest_mountains...

    Almost all mountains in the list are located in the Himalaya and Karakoram ranges to the south and west of the Tibetan plateau. All peaks 7,000 m (23,000 ft) or higher are located in East, Central or South Asia in a rectangle edged by Noshaq (7,492 m or 24,580 ft) on the Afghanistan–Pakistan border in the west, Jengish Chokusu (Tuōmù'ěr Fēng, 7,439 m or 24,406 ft) on the Kyrgyzstan ...

  9. 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). 1 cm – 10 millimetres. 1 cm – 0.39 inches. 1 cm – edge of a square of area 1 cm 2.