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  2. Doomsday Clock - Wikipedia

    en.wikipedia.org/wiki/Doomsday_Clock

    The Clock was moved to 150 seconds (2 minutes, 30 seconds) in 2017, then forward to 2 minutes to midnight in January 2018, and left unchanged in 2019. [6] In January 2020, it was moved forward to 100 seconds (1 minute, 40 seconds) before midnight. [ 7 ]

  3. Find your flow: Five strategies for prioritizing tasks with ADHD

    www.aol.com/flow-five-strategies-prioritizing...

    1. Make it visual. Many people with ADHD find it helpful to make task lists visual to help them analyze which items are most important. ... Using visual timers to measure the time each task takes ...

  4. Stopwatch - Wikipedia

    en.wikipedia.org/wiki/Stopwatch

    The first digital timer used in organized sports was the Digitimer, developed by Cox Electronic Systems, Inc. of Salt Lake City Utah (1962). [1] It utilized a Nixie-tube readout and provided a resolution of 1/1000 second. Its first use was in ski racing but was later used by the World University Games in Moscow, Russia, the U.S. NCAA, and in ...

  5. Time perception - Wikipedia

    en.wikipedia.org/wiki/Time_perception

    Sub-second timing or millisecond timing; Interval timing or seconds-to-minutes timing; Circadian timing; There are many theories and computational models for time perception mechanisms in the brain. William J. Friedman (1993) contrasted two theories of the sense of time: [6] [7] [8] The strength model of time memory.

  6. Romberg's test - Wikipedia

    en.wikipedia.org/wiki/Romberg's_test

    The patient must stand unsupported with eyes open and hands on hips for 30 seconds. If the patient takes a step or removes a hand from the hip, the timer is stopped. The patient may make two attempts to complete the 30 seconds. Similar to the sensory organization test, the visual pathway would then be removed by closing the eyes.

  7. One-minute warning - Wikipedia

    en.wikipedia.org/wiki/One-minute_warning

    The original one-minute timing rules remained in effect during the 2019 season of the China Arena Football League. [3] But in 2024 the new Arena Football League returned the 30-second warning back to a minute. In the former X-League, after the one-minute warning or in overtime, the "X-Bonus" rule came into play. All scoring during the final ...

  8. Play clock - Wikipedia

    en.wikipedia.org/wiki/Play_clock

    A play clock, also called a delay-of-game timer, is a countdown clock intended to speed up the pace of the game in gridiron football.The offensive team must put the ball in play by either snapping the ball during a scrimmage down or kicking the ball during a free kick down before the time expires, or else they will be assessed a 5-yard delay of game (American football) or time count violation ...

  9. Programmable interval timer - Wikipedia

    en.wikipedia.org/wiki/Programmable_Interval_Timer

    The Intel 8253 PIT was the original timing device used on IBM PC compatibles.It used a 1.193182 MHz clock signal (one third of the color burst frequency used by NTSC, one twelfth of the system clock crystal oscillator, [1] therefore one quarter of the 4.77 MHz CPU clock) and contains three timers.