On the Connection of the Physical SciencesHarper & brothers, 1846 - 460 pages |
From inside the book
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Page 11
... extremely complicated , in consequence of their mutual attraction ; so that they do not move in any known or symmetrical curve , but in paths now ap- proaching to , now receding from , the elliptical form ; and their radii vectores do ...
... extremely complicated , in consequence of their mutual attraction ; so that they do not move in any known or symmetrical curve , but in paths now ap- proaching to , now receding from , the elliptical form ; and their radii vectores do ...
Page 19
... extremely minute ( N. 75 ) , compared with the motion of the nodes , and there is the same kind of inseparable connection between their secular changes that there is between the variation of the eccentricity and the motion of the major ...
... extremely minute ( N. 75 ) , compared with the motion of the nodes , and there is the same kind of inseparable connection between their secular changes that there is between the variation of the eccentricity and the motion of the major ...
Page 21
... extremely rare that hitherto its effects on the motions of the planets have been altogether in- sensible , there can be no doubt that , in the immensity of time , it will modify the forms of the planetary orbits , and may at last even ...
... extremely rare that hitherto its effects on the motions of the planets have been altogether in- sensible , there can be no doubt that , in the immensity of time , it will modify the forms of the planetary orbits , and may at last even ...
Page 22
... extremely embarrassing to astronomers when it became necessary to compare observations separated by long periods . The difficulty was in part obviated , and the principle for accomplishing it established , by La Place , and has since ...
... extremely embarrassing to astronomers when it became necessary to compare observations separated by long periods . The difficulty was in part obviated , and the principle for accomplishing it established , by La Place , and has since ...
Page 32
... extremely difficult to distinguish the satellites at all ; and quite hopeless with- out such a telescope as is rarely to be met with even in observatories . Sir William Herschel discovered six , and determined the motions of two of them ...
... extremely difficult to distinguish the satellites at all ; and quite hopeless with- out such a telescope as is rarely to be met with even in observatories . Sir William Herschel discovered six , and determined the motions of two of them ...
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Common terms and phrases
action appears atmosphere attraction bodies caloric cause centrifugal force changes chemical color comet consequently copper crystal degree density diameter diminishes direction distance disturbing earth ecliptic effect electric currents electricity equal equator ether extremely Fahrenheit fluid force galvanometer glass globe gravitation greater heat hemisphere increase intensity Jupiter latitude length less light liquid longitude luminous lunar magnetic major axis mass meridian metal miles moon move nearly nodal lines nodes NOTE nutation observations optic axis orbit oscillations parallax particles passing perigee perihelion period phenomena planet plate polarized poles position produce quantity rays reflected refraction refrangible retrograde motion revolution revolving right angles rings rotation satellites secular Sir John Herschel Sir William Herschel solar spectrum sound space square stars substances sun's surface temperature terrestrial tion tourmaline transmitted tricity undulations Uranus variation varies velocity vibrations Voltaic waves wire