On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 11
... space . Had that velocity been such as to make the planets move in orbits of unstable equilibrium ( N. 60 ) , their mutual attractions might have changed them into parabolas , or even hyperbolas ( N. 22 ) ; so that the earth and planets ...
... space . Had that velocity been such as to make the planets move in orbits of unstable equilibrium ( N. 60 ) , their mutual attractions might have changed them into parabolas , or even hyperbolas ( N. 22 ) ; so that the earth and planets ...
Page 13
... space are altered by very minute quantities , in immense periods of time , and are therefore called secular inequalities . The periodical perturbations are compensated when the bodies return to the same relative positions with regard to ...
... space are altered by very minute quantities , in immense periods of time , and are therefore called secular inequalities . The periodical perturbations are compensated when the bodies return to the same relative positions with regard to ...
Page 15
... spaces or areas in equal times ; a circumstance which is independent of the law of the force , and would be the same ... space , and then retarded through as much , the motion at the end of the time will be the same as if no change had ...
... spaces or areas in equal times ; a circumstance which is independent of the law of the force , and would be the same ... space , and then retarded through as much , the motion at the end of the time will be the same as if no change had ...
Page 16
... space . When the central force is less than the law of gravity requires , the curvature of the planet's path is less than the curvature of the ellipse . So that the planet , on leaving its perihelion , would pass through more than 180 ...
... space . When the central force is less than the law of gravity requires , the curvature of the planet's path is less than the curvature of the ellipse . So that the planet , on leaving its perihelion , would pass through more than 180 ...
Page 21
... space . The 51st of these small bodies , which was discovered , and the elements of its orbit determined , by M. Valz , at Nimes , has a mean distance of 1.88 ; so it revolves within the zone of instability . It has a shorter periodic ...
... space . The 51st of these small bodies , which was discovered , and the elements of its orbit determined , by M. Valz , at Nimes , has a mean distance of 1.88 ; so it revolves within the zone of instability . It has a shorter periodic ...
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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