Here's the math. We orbit the Sun at a distance of about 150 million km. Light moves at 300,000 kilometers/second. Divide these and you get 500 seconds, or 8 minutes and 20 seconds. This is an average number. Remember, the Earth follows an elliptical orbit around the Sun, ranging from 147 million to 152 million km. At its closest point, sunlight only takes 490 seconds to reach ...
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Also known as the Oriental, Kent knot and Petit Noeud, the Simple Knot contains the fewest possible steps and is very easy to learn. Despite its simplicity, this knot is rarely worn in the West but maintains popularity in China. This may be because it is not self-releasing, making it more difficult to untie. The Simple knot is compact with an asymmetry causing it to lean toward the active ...
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Historically, daylight saving time has begun in the summer months and ended for winter, though the dates have changed over time as the U.S. government has passed new statutes, according to the U.S. Naval Observatory (USNO). Starting in 2007, DST begins in the United States on the second Sunday in March, when people move their clocks forward an hour at 2 a.m. local standard time (so at 2 a.m. ...
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In discussing corrections to the Julian calendar, I think it is more understandable if one treats each successive correction in the average year-length explicitly and in the SAME UNITS (e.g. fractions of a day per 365-day year rather than leap days per 4 years, or 100 years, or 400 years, or 4000 years). Further, if one waits until the end to add up all these corrections, then their relative ...
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This acronym is used to say 'contact me', 'text me', 'phone me' or otherwise 'reach me to follow up on this'. It is a modern shorthand way to invite a person to communicate with you further. HMU 'hits me up' used to mean 'that person asked me for something', as in 'David hits me up for a small loan every Friday night'.
This expression has now morphed to mean 'communicate with me ...
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Although the month and date of Jesus' birth are unknown, by the early-to-mid fourth century the Western Christian Church had placed Christmas on December 25, a date that was later adopted in the East. Today, most Christians celebrate on December 25 in the Gregorian calendar, which has been adopted almost universally in the civil calendars used in countries throughout the ...
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An increasingly popular way for students to make money is to fill out online surveys in their spare time. Research companies are always recruiting new members to answer surveys and test new products. For a few minutes of form filling, you can make a couple of quid which is paid as cash or rewards. You can bag up to £3 ($5) for some surveys!
A few good ones to try are: Toluna, ...
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Christmas is an annual festival commemorating the birth of Jesus Christ, observed most commonly on December 25 as a religious and cultural celebration among billions of people around the world. A feast central to the Christian liturgical year, it is prepared for by the season of Advent or the Nativity Fast and initiates the season of Christmastide, which historically in the West lasts twelve ...
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Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. GMT was formerly used as the international civil time standard, now superseded in that function by Coordinated Universal Time (UTC). Today GMT is considered equivalent to UTC for UK civil purposes (but this is not formalised) and for navigation is considered equivalent to UT1 (the modern form of ...
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That depends on where you are. Weather is the state of the atmosphere, describing for example the degree to which it is hot or cold, wet or dry, calm or stormy, clear or cloudy. Most weather phenomena occur in the lowest level of the atmosphere, the troposphere, just below the stratosphere. Weather refers to day-to-day temperature and precipitation activity, whereas climate is the term for ...
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