On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 23
... whole oscillates within very narrow limits , and that this plane will always remain parallel to itself , whatever changes time may induce in the orbits of the planets , in the plane of the ecliptic , or even in the law of gravitation ...
... whole oscillates within very narrow limits , and that this plane will always remain parallel to itself , whatever changes time may induce in the orbits of the planets , in the plane of the ecliptic , or even in the law of gravitation ...
Page 24
... whole , the sum of all these pro- ducts will be a maximum ( N. 81 ) . La Place found that the plane in question is inclined to the ecliptic at an angle of nearly 1 ° 34 ' 15 " , and that , in passing through the sun , and about midway ...
... whole , the sum of all these pro- ducts will be a maximum ( N. 81 ) . La Place found that the plane in question is inclined to the ecliptic at an angle of nearly 1 ° 34 ' 15 " , and that , in passing through the sun , and about midway ...
Page 25
... whole revolution and part of another , before they be again in conjunction . It is found that during this time their mutual action is such as to produce a great many perturbations which compensate each other , but that there still ...
... whole revolution and part of another , before they be again in conjunction . It is found that during this time their mutual action is such as to produce a great many perturbations which compensate each other , but that there still ...
Page 32
... whole extent of the solar system must be proportional to its elasticity ( N. 99 ) . Among the fortunate conjectures which have been confirmed by subsequent experience , that of Bacon is not the least remarkable . 66 It produces in me ...
... whole extent of the solar system must be proportional to its elasticity ( N. 99 ) . Among the fortunate conjectures which have been confirmed by subsequent experience , that of Bacon is not the least remarkable . 66 It produces in me ...
Page 43
... whole dimensions of the solar system , are known ; for the forces which retain the earth and moon in their orbits are respectively proportional to the radii vectores of the earth and moon , each being divided by the square of its ...
... whole dimensions of the solar system , are known ; for the forces which retain the earth and moon in their orbits are respectively proportional to the radii vectores of the earth and moon , each being divided by the square of its ...
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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