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  2. Hindu units of time - Wikipedia

    en.wikipedia.org/wiki/Hindu_units_of_time

    30 days (1 month) of Brahma = 259.2 billion solar years; 12 months (1 year) of Brahma = 3.1104 trillion solar years; 50 years (parardha) of Brahma = 155.52 trillion solar years; 100 years (lifespan: 2 parardhas) of Brahma = 311.04 trillion solar years

  3. Missing dollar riddle - Wikipedia

    en.wikipedia.org/wiki/Missing_dollar_riddle

    The misdirection in this riddle is in the second half of the description, where unrelated amounts are added together and the person to whom the riddle is posed assumes those amounts should add up to 30, and is then surprised when they do not ⁠— ⁠there is, in fact, no reason why the (10 ⁠− ⁠1) ⁠× ⁠3 ⁠ + ⁠2 ⁠ = ⁠29 sum should add up to 30.

  4. Ray William Johnson - Wikipedia

    en.wikipedia.org/wiki/Ray_William_Johnson

    Ray William Johnson (born 1981 or 1982) [1] is an American internet celebrity best known for his eponymous YouTube channel and his web series on that channel, Equals Three.In 2013, the channel surpassed 10 million subscribers and had over 2 billion views, making it one of the most watched and subscribed to channels at the time.

  5. Unit of time - Wikipedia

    en.wikipedia.org/wiki/Unit_of_time

    The TU (for time unit) is a unit of time defined as 1024 μs for use in engineering. The Svedberg is a time unit used for sedimentation rates (usually of proteins). It is defined as 10 −13 seconds (100 fs). The galactic year, based on the rotation of the galaxy and usually measured in million years.

  6. Day-year principle - Wikipedia

    en.wikipedia.org/wiki/Day-year_principle

    Day-year principle. The day-year principle or year-for-a-day principle is a method of interpretation of Bible prophecy in which the word day in prophecy is considered to be symbolic of a year of actual time. [ 1][ 2] It was the method used by most of the Reformers, [ 3] and is used principally by the historicist school of prophetic ...

  7. Equation of time - Wikipedia

    en.wikipedia.org/wiki/Equation_of_time

    The United States Naval Observatory states "the Equation of Time is the difference apparent solar time minus mean solar time ", i.e. if the sun is ahead of the clock the sign is positive, and if the clock is ahead of the sun the sign is negative. [6] [7] The equation of time is shown in the upper graph above for a period of slightly more than a ...

  8. Metric time - Wikipedia

    en.wikipedia.org/wiki/Metric_time

    Metric time is the measure of time intervals using the metric system. The modern SI system defines the second as the base unit of time, and forms multiples and submultiples with metric prefixes such as kiloseconds and milliseconds. Other units of time – minute, hour, and day – are accepted for use with SI, but are not part of it.

  9. Time in physics - Wikipedia

    en.wikipedia.org/wiki/Time_in_physics

    The relative accuracy of such a time standard is currently on the order of 10 −15 [13] (corresponding to 1 second in approximately 30 million years). The smallest time step considered theoretically observable is called the Planck time , which is approximately 5.391×10 −44 seconds – many orders of magnitude below the resolution of current ...