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" The rotation of the moon on her axis it equal and uniform, and is performed in the same time as the tropical revolution in her orbit; whence she always presents nearly the same face to the earth. But as the motion of the moon in her orbit is periodically... "
Astronomical Tables and Formulæ Together with a Variety of Problems ... - Page 47
by Francis Baily - 1827 - 304 pages
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The Gallery of Nature and Art: Or, a Tour Through Creation and Science, Volume 1

Edward Polehampton, John Mason Good - 1818 - 590 pages
...is equal and uniform ; and it is performed in the same time as the tropical revolution in her orhit, whence she always presents nearly the same face to the earth. But, as the motion of the moon in her orhit, is periodically variable, we sometimes see more of her eastern edge, and sometimes more of her...
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Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory ..., Volume 10

John Mason Good - 1819 - 910 pages
...motion. The rotation ef the moon on her axis is equal and uniform : and ¡t is performed in the same lime as the tropical revolution in her orbit; whence she...the moon, in her orbit, is periodically variable, we sometime» see more of her eastern edge, and sometimes more of her western edge. This appearance is...
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Dictionary of the Mathematical and Physical Sciences, According to the ...

James Mitchell - 1823 - 666 pages
...moon's mean motion. The rotation of the moon on her axis it equal and uniform, and is performed in the same time as the tropical revolution in her orbit;...eastern edge, and sometimes more of her western edge ; which appearance is called the Iteration of the moon in longitude* The axis o( the moon is inclined...
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A Dictionary of Mechanical Science, Arts, Manufactures, and ..., Volume 2

Alexander Jamieson - 1829 - 654 pages
...moon's mean motion. The rotation of the moon on her axis is equal and uniform, and is performed in the same time as the tropical revolution in her orbit ; whence she always presents nearly the same fane to the earth. But as the motion of the moon in her orbit is periodically variable, we sometimes...
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A new universal etymological technological, and pronouncing ..., Volume 2

John Craig (F.G.S.) - 1859 - 1116 pages
...the contrary point. The rotation on her axis is uniform, and is performed in the same time as lier revolution in her orbit, whence she always presents nearly the same face to the earth. Her mean diameter being about 2160 miles, consequently her volume is about a fiftieth part that of...
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The world of wonders: a record of things wonderful in nature, science and ...

World - 1868 - 528 pages
...MOON. (S.64,c.) THE rotation of the moon on her axis is equal and uniform, and is performed in exactly the same time as the tropical revolution in her orbit,...eastern edge, and sometimes more of her western edge, which phenomenon is called the libration of the moon in longitude. And, moreover, since the axis about...
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Dictionary of Scientific Terms

P. Austin Nuttall - 1869 - 356 pages
...ahout z37,ooo miles. The rotation on her axis is uniform, and is performed in the sa me time as her revolution in her orbit, whence she always presents nearly the same face to the earth. — Halfmoon, in fortification, is an outwork resembling a crescent in form. Moonstone, in mineralogy,...
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