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Hace 2 días · 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. [2]
Hace 4 días · The millimetre ( SI symbol: mm) is a unit of length in the metric system equal to 10−3 metres ( 1 1 000 m = 0.001 m ). To help compare different orders of magnitude, this section lists lengths between 10 −3 m and 10 −2 m (1 mm and 1 cm). 1.0 mm – 1/1,000 of a metre.
Hace 1 día · Literature portal. v. t. e. Poetry (from the Greek word poiesis, "making") is a form of literary art that uses aesthetic and often rhythmic [1] [2] [3] qualities of language to evoke meanings in addition to, or in place of, literal or surface-level meanings. Any particular instance of poetry is called a poem and is written by a poet.
Hace 2 días · The first world record in the men's 1500 metres freestyle in a long course (50 metres) swimming pool was recognised by the International Swimming Federation (FINA) in 1908. [1] In short course (25 metres) pools, the world's governing body recognizes world records since March 3, 1991.
Hace 5 días · Casio F-91W digital watch, one of the most popular watches ever. A clock or chronometer is a device that measures and displays time. The clock is one of the oldest human inventions, meeting the need to measure intervals of time shorter than the natural units such as the day, the lunar month, and the year. Devices operating on several physical ...
Hace 2 días · Cricket is a bat-and-ball game that is played between two teams of eleven players on a field at the centre of which is a 22-yard (20-metre) pitch with a wicket at each end, each comprising two bails balanced on three stumps. Two players from the batting team (the striker and nonstriker) stand in front of either wicket holding bats, with one ...
Hace 1 día · The international paper size standard is ISO 216. It is based on the German DIN 476 standard for paper sizes. Each ISO paper size is one half of the area of the next larger size in the same series. ISO paper sizes are all based on a single aspect ratio of the square root of 2, or approximately 1:1.41421.
