On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 32
... light , at the distance of Jupiter , and on the earth's surface , shows that its velocity is uniform ; and as light consists in the vibrations of an elastic medium or ether filling space , the uniformity of its velocity shows that the ...
... light , at the distance of Jupiter , and on the earth's surface , shows that its velocity is uniform ; and as light consists in the vibrations of an elastic medium or ether filling space , the uniformity of its velocity shows that the ...
Page 41
... light reflected by the atmosphere diminishes the obscurity they produce . Even in total eclipses the higher part of the atmosphere is enlightened by a part of the sun's disc , and reflects its rays to the earth . The whole disc of the ...
... light reflected by the atmosphere diminishes the obscurity they produce . Even in total eclipses the higher part of the atmosphere is enlightened by a part of the sun's disc , and reflects its rays to the earth . The whole disc of the ...
Page 153
... light , instead of moving through the atmosphere in straight lines , are continually inflected towards the earth . Light passing obliquely out of a rare into a denser medium , as from vacuum into air , or from air into water , is bent ...
... light , instead of moving through the atmosphere in straight lines , are continually inflected towards the earth . Light passing obliquely out of a rare into a denser medium , as from vacuum into air , or from air into water , is bent ...
Page 158
... light and dark- ness , the reflective power of the air adorns nature with the rosy and golden hues of the Aurora and twilight . Even when the sun is eighteen degrees below the horizon , a sufficient portion of light remains to show that ...
... light and dark- ness , the reflective power of the air adorns nature with the rosy and golden hues of the Aurora and twilight . Even when the sun is eighteen degrees below the horizon , a sufficient portion of light remains to show that ...
Page 159
... Light - Colours of Bodies - Constitution of Light according to Sir David Brewster - New Colours Fraunhoffer's Dark Lines Dispersion of Light The Achromatic Telescope - Homogeneous Light- - Accidental and Complementary Colours - M ...
... Light - Colours of Bodies - Constitution of Light according to Sir David Brewster - New Colours Fraunhoffer's Dark Lines Dispersion of Light The Achromatic Telescope - Homogeneous Light- - Accidental and Complementary Colours - M ...
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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