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" A solar day is the interval between two successive passages of the sun across the meridian of any place. If the earth were stationary in its orbit, the solar day would be of the same length as the sidereal ; but while the earth is turning around on its... "
Fourteen Weeks Course in Descriptive Astronomy - Page 289
by Joel Dorman Steele - 1876 - 336 pages
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The Elements of Arithmetic in Theory and Practice

John William Hopkins, Patrick Healy Underwood - Arithmetic - 1903 - 548 pages
...all places between the Arctic and Antarctic circles. It represents the period of time that elapses between two successive passages of the sun across the meridian of any place. Another natural standard of time is the period from one new moon to the next new moon, called a lunar...
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The Encyclopedia Americana, Volume 16

Frederick Converse Beach, George Edwin Rines - Encyclopedias and dictionaries - 1904
...second being defined as the 86.4OOth part of a mean solar day, or the 86,4Ooth part of the average interval between two successive passages of the sun across the meridian of any given place. In the metric system the fundamental unit of length is the metre ; the metre being defined...
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Hopkins and Underwood's New Arithmetics: Advanced Book

John William Hopkins - Arithmetic - 1907 - 350 pages
...unit of time. It is of the same duration at all places. It represents the period of time that elapses between two successive passages of the sun across the meridian of any place. The length of a year is 365 days, 5 hours, 48 minutes, 46 seconds. The common year has 365 days. The...
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McEvoy Magazine, Volume 5

Education - 1912
...Solar day: mean solar lime. The rotation of the earth provides a means by which time is measured. The solar day is the interval between two successive passages of the sun across a given meridian. The earth moves forward in its orbit about one degree a day, but in order to have...
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The Catholic Encyclopedia: An International Work of Reference on ..., Volume 3

Charles George Herbermann - Catholic Church - 1913
...and stars as if they were real, and not occasioned by the rotation and revolution of the earth. The Day is the interval between two successive passages of the sun across the meridian of any place. It is commonly computed from the midnight passage across the inferior meridian on the opposite side...
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Problems in Physics for Technical Schools, Colleges, and Universities

William D. Henderson - Physics - 1916 - 205 pages
...gram 8. Unit of Time. — The unit of time is the second. A second is 1/86,400 of a mean solar day. A solar day is the interval between two successive passages of the sun across a given meridian. Solar days vary in length throughout the year. A mean solar day is the average length...
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The Calendar: Its History, Structure and Improvement

Alexander Philip - Calendar - 1921 - 104 pages
...known that the length of the sidereal day has been invariable for at least two thousand years. The solar day is the interval between two successive passages of the sun across the meridian. As the earth's rate of rotation is constant, it follows that the length of the mean solar day is also...
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Physics in Everyday Life

William D. Henderson - Physics - 1921 - 566 pages
...1/1000 gram 9. Unit of Time. The unit of time is the second. A second is l/86,400of a mean solar day. A solar day is the interval between two successive passages of the sun across a given meridian. Solar days vary in length throughout the year. A mean solar day is the average length...
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The Calendr

...known that the length of the sidereal day has been invariable for at least two thousand years. The solar day is the interval between two successive passages of the sun across the meridian. As the earth's rate of rotation is constant, it follows that the length of the mean solar day is also...
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Modern Culture, Volume 2, Issue 3

Edward Cornelius Toune, Graeme Mercer Adam - 1895
...day is not, as is commonly supposed, the time required by the earth to make one turn on its axis, but the interval between two successive passages of the sun across the meridian — that is to say, the time which elapses after the sun is seen exactly south at noon before it is...
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