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The Hafele–Keating experimentwas a test of the theory of relativity. In 1971,[1]Joseph C. Hafele, a physicist, and Richard E. Keating, an astronomer, took four caesium-beam atomic clocksaboard commercial airliners. They flew twice around the world, first eastward, then westward, and compared the clocks in motion to stationary clocks at the ...
The space bar is on the bottom center of the keyboard. The space bar, spacebar, blank, or space key, [ 1] Space bar is a key on a typewriter or alphanumeric keyboard in the form of a horizontal bar in the lowermost row, significantly wider than all other keys. Its main purpose is to conveniently enter a space, e.g., between words during typing.
Continuous performance task. A continuous performance task, continuous performance test, or CPT, is any of several kinds of neuropsychological test that measures a person's sustained and selective attention. Sustained attention is the ability to maintain a consistent focus on some continuous activity or stimuli, and is associated with impulsivity.
The five-second rule suggests that if they are picked up within five seconds, it is safe to eat them without rewashing. The five-second rule, or sometimes the three-second rule, is a food hygiene urban legend that states a defined time window after which it is not safe to eat food (or sometimes to use cutlery) after it has been dropped on the ...
The multi-stage fitness test (MSFT), also known as the beep test, bleep test, PACER test ( progressive aerobic cardiovascular endurance run ), or the 20m shuttle run test, is a running test used to estimate an athlete's aerobic capacity ( VO 2 max ). The test requires participants to run 20 meters back and forth across a marked track keeping ...
12. Anime and manga portal. Battle Game in 5 Seconds ( Japanese: 出会って5秒でバトル, Hepburn: Deatte Go-byō de Batoru), also known as Battle in 5 Seconds After Meeting, is a Japanese manga series written by Saizō Harawata and illustrated by Kashiwa Miyako. It has been serialized in Shogakukan 's MangaONE app and Ura Sunday website ...
The Timed Up and Go test ( TUG) is a simple test used to assess a person's mobility and requires both static and dynamic balance. [ 1] It uses the time that a person takes to rise from a chair, walk three meters, turn around 180 degrees, walk back to the chair, and sit down while turning 180 degrees. During the test, the person is expected to ...
The Yo-Yo intermittent test is aimed at estimating performance in stop-and-go sports like football (soccer), cricket, basketball and the like. It was conceived around the early 1990s by Jens Bangsbo, [1] a Danish soccer physiologist, then described in a 2008 paper, "The Yo-Yo Intermittent Recovery Test". [2]