On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 2
... whole system of which it forms so small a part -might be annihilated , and its extinction be unperceived in the immensity of creation . A complete acquaintance with physical astronomy can be at- tained by those only who are well versed ...
... whole system of which it forms so small a part -might be annihilated , and its extinction be unperceived in the immensity of creation . A complete acquaintance with physical astronomy can be at- tained by those only who are well versed ...
Page 11
... whole system , in disturbing any one planet , is equal to the sum of all the particular disturbances it experiences , on the general mechanical principle , that the sum of any number of small oscillations is nearly equal to their ...
... whole system , in disturbing any one planet , is equal to the sum of all the particular disturbances it experiences , on the general mechanical principle , that the sum of any number of small oscillations is nearly equal to their ...
Page 16
... whole action of this compound central force on the dis- turbed body is either greater or less than what is requisite for perfectly elliptical motion . When greater , the curvature of the disturbed planet's path , on leaving its ...
... whole action of this compound central force on the dis- turbed body is either greater or less than what is requisite for perfectly elliptical motion . When greater , the curvature of the disturbed planet's path , on leaving its ...
Page 19
... whole system are taken into account , every planet is acted upon , and does itself act , in this manner , on all the others ; and the joint effect keeps the inclinations and excentricities in a state of per- petual variation . It makes ...
... whole system are taken into account , every planet is acted upon , and does itself act , in this manner , on all the others ; and the joint effect keeps the inclinations and excentricities in a state of per- petual variation . It makes ...
Page 20
... whole order of nature , to alter the relative positions of the planets , to put an end to the vicissitudes of the seasons , and to bring about collisions which would involve our whole system , now so harmonious , in chaotic confusion ...
... whole order of nature , to alter the relative positions of the planets , to put an end to the vicissitudes of the seasons , and to bring about collisions which would involve our whole system , now so harmonious , in chaotic confusion ...
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Common terms and phrases
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