On the Connexion of the Physical SciencesMurray, 1858 - 555 pages |
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Page 19
... changes in the inclination are 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 ...
... changes in the inclination are 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 ...
Page 20
... change . Minute as these changes are , they might be supposed to accumulate in the course of ages , sufficiently to derange the whole order of nature , to alter the relative positions of the planets , to put an end to the vicissitudes ...
... change . Minute as these changes are , they might be supposed to accumulate in the course of ages , sufficiently to derange the whole order of nature , to alter the relative positions of the planets , to put an end to the vicissitudes ...
Page 21
... changes . M. Le Verrier has applied this to the solar system , and has found that the orbits of all the larger planets will for ever maintain an unalterable stability in form and position ; for , though liable to mutations of very long ...
... changes . M. Le Verrier has applied this to the solar system , and has found that the orbits of all the larger planets will for ever maintain an unalterable stability in form and position ; for , though liable to mutations of very long ...
Page 23
... changes time may induce in the orbits of the planets , in the plane of the ecliptic , or even in the law of gravitation ; provided only that our system remains unconnected with any other . The position of the plane is determined by this ...
... changes time may induce in the orbits of the planets , in the plane of the ecliptic , or even in the law of gravitation ; provided only that our system remains unconnected with any other . The position of the plane is determined by this ...
Page 24
... changes during the small extent of time and space granted to the human race . " The development of such changes , " as M. Poinsot justly observes , " is similar to an enormous curve , of which we see so small an arc that we imagine it ...
... changes during the small extent of time and space granted to the human race . " The development of such changes , " as M. Poinsot justly observes , " is similar to an enormous curve , of which we see so small an arc that we imagine it ...
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61 Cygni action appears atmosphere attraction bismuth bodies cause centre centrifugal force chemical colour comet consequently copper crystal dark degree density diamagnetic diameter diminishes direction disturbing double stars earth ecliptic effect electricity equal equator ethereal medium excentricity Fcap force glass gravitation greater heat hemisphere increase intensity Jupiter latitude length light lines liquid longitude luminous lunar magnetic major axis mass meridian metallic miles moon motion move nearly nebula nodal lines nodes northern hemisphere NOTE nutation observed optic axis orbit oscillations parallax paramagnetic particles passing perihelion periodic phenomena planets plate polarized pole position Post 8vo produced quantity rays reflected refraction refrangible revolution revolving right angles rings rotation round satellites Sir John Herschel solar spectrum space stars substances sun's surface telescope temperature terrestrial tion tourmaline transmitted tricity undulations Uranus vapour variation velocity vibrations Vols Voltaic waves wire Woodcuts