On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 10
... perihelion ; the inclination of the orbit to the plane of the ecliptic , and the longitude of its ascending node : these give the position of the orbit in space ; but the periodic time , and the longitude of the planet at a given ...
... perihelion ; the inclination of the orbit to the plane of the ecliptic , and the longitude of its ascending node : these give the position of the orbit in space ; but the periodic time , and the longitude of the planet at a given ...
Page 16
... perihelion ( N. 64 ) , or point nearest the sun , is greater than it would be in the ellipse , which brings the planet to its aphelion ( N. 65 ) , or point farthest from the sun , before it has passed through 180 ° , as it would do if ...
... perihelion ( N. 64 ) , or point nearest the sun , is greater than it would be in the ellipse , which brings the planet to its aphelion ( N. 65 ) , or point farthest from the sun , before it has passed through 180 ° , as it would do if ...
Page 17
... perihelion to its aphelion , is more curved than it ought to be from the effect of the disturbing forces , it falls within the elliptical orbit , the excentricity is diminished , and the orbit becomes more nearly circular ; when that ...
... perihelion to its aphelion , is more curved than it ought to be from the effect of the disturbing forces , it falls within the elliptical orbit , the excentricity is diminished , and the orbit becomes more nearly circular ; when that ...
Page 35
... perihelion , the lunar orbit is enlarged by the action of the sun ; therefore , the moon requires more time to perform her revolution . But , as the earth approaches its aphelion , the moon's orbit contracts , and less time is necessary ...
... perihelion , the lunar orbit is enlarged by the action of the sun ; therefore , the moon requires more time to perform her revolution . But , as the earth approaches its aphelion , the moon's orbit contracts , and less time is necessary ...
Page 59
... perihelion and ascending node at a given time , the periodic time of the planet , and its longitude at any instant arbitrarily assumed , as an origin from whence all its subsequent and antecedent longi- tudes are estimated . Each of ...
... perihelion and ascending node at a given time , the periodic time of the planet , and its longitude at any instant arbitrarily assumed , as an origin from whence all its subsequent and antecedent longi- tudes are estimated . Each of ...
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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