On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 19
... depend only on the relative positions of the bodies . It is true that , according to theory , the radial disturbing force should permanently alter the dimensions of all the orbits , and the periodic times of all the planets , to a ...
... depend only on the relative positions of the bodies . It is true that , according to theory , the radial disturbing force should permanently alter the dimensions of all the orbits , and the periodic times of all the planets , to a ...
Page 26
... depends upon the configuration ( N. 85 ) of the two planets ; and theory is confirmed by observation , which shows that , in the course of twenty centuries , Jupiter's mean motion has been accelerated by about 3 ° 23 ′ , and Saturn's ...
... depends upon the configuration ( N. 85 ) of the two planets ; and theory is confirmed by observation , which shows that , in the course of twenty centuries , Jupiter's mean motion has been accelerated by about 3 ° 23 ′ , and Saturn's ...
Page 35
... depend upon the distance of the moon from the sun ; but its absolute value also varies with her distance from the ... depends upon the sun's distance from the earth : it arises from the moon's motion being accelerated when that of the ...
... depend upon the distance of the moon from the sun ; but its absolute value also varies with her distance from the ... depends upon the sun's distance from the earth : it arises from the moon's motion being accelerated when that of the ...
Page 36
... depends upon the time of the year . In the eclipses the Annual Equation combines with the Equation of the Centre of the terrestrial orbit , so that ancient astronomers imagined the earth's orbit to have a greater excen- tricity than ...
... depends upon the time of the year . In the eclipses the Annual Equation combines with the Equation of the Centre of the terrestrial orbit , so that ancient astronomers imagined the earth's orbit to have a greater excen- tricity than ...
Page 53
... depends upon the parallax of the sun , and which , when compared with observation , gives 8 ′′ -6 for the sun's parallax . The transits of Venus in 1874 and 1882 will be unfavourable for ascertaining the accuracy of the solar parallax ...
... depends upon the parallax of the sun , and which , when compared with observation , gives 8 ′′ -6 for the sun's parallax . The transits of Venus in 1874 and 1882 will be unfavourable for ascertaining the accuracy of the solar parallax ...
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61 Cygni absorbed action appears atmosphere attraction bismuth blue bodies centre centrifugal force chemical circular polarization coloured rings comet consequently copper crystal dark density diamagnetic diameter diminishes direction distance disturbing earth ecliptic effect electricity equal equator ethereal medium excentricity experiments extreme force gravitation greater heat hemisphere increase intensity Jupiter latitude length lines liquid longitude luminous lunar magnetic mass mean meridian metallic miles molecules moon motion move nebula nodal lines nodes NOTE nutation observed optic axis orbit parallax paramagnetic particles passing perihelion period perpendicular phenomena plane polarized light pole position prism produced quantity rays reflected refraction refrangible retrograde motion revolution revolving right angles rotation round satellites Sir John Herschel solar spectrum sound space stars substances sun's surface telescope temperature terrestrial theory tion tourmaline transmitted tricity undulations Uranus vapour velocity vibrations violet visible Voltaic waves wire