On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 37
... reflected by the sun to the moon , is much more sensible than their direct action either on the earth or moon . The secular diminution in the excentricity , which has not altered the equation of the centre of the sun by eight minutes ...
... reflected by the sun to the moon , is much more sensible than their direct action either on the earth or moon . The secular diminution in the excentricity , which has not altered the equation of the centre of the sun by eight minutes ...
Page 41
... 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 new ...
... 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 new ...
Page 131
... reflected by an opposing obstacle . The vibrations of the aërial molecules are always extremely small , whereas the waves of sound vary from a few inches to several feet . The various musical instruments , the human voice and that of ...
... reflected by an opposing obstacle . The vibrations of the aërial molecules are always extremely small , whereas the waves of sound vary from a few inches to several feet . The various musical instruments , the human voice and that of ...
Page 141
... reflected when they arrive at the other end of the rope by the fixed point , and in returning they will occasionally interfere with the advancing waves ; and , as these opposite undulations will at certain points destroy one another ...
... reflected when they arrive at the other end of the rope by the fixed point , and in returning they will occasionally interfere with the advancing waves ; and , as these opposite undulations will at certain points destroy one another ...
Page 148
... reflected by the sun to the moon . In consequence of the facility with which the air communicates undulations , all the phenomena of vibrating plates may be ex- hibited by sand strewed on paper or parchment , stretched over a harmonica ...
... reflected by the sun to the moon . In consequence of the facility with which the air communicates undulations , all the phenomena of vibrating plates may be ex- hibited by sand strewed on paper or parchment , stretched over a harmonica ...
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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