On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 10
... give the place of a planet in space . Its dis- tance from the sun ( N. 56 ) must also be known ; and , for the complete determination of its elliptical motion , the nature and position of its orbit must be ascertained by observation ...
... give the place of a planet in space . Its dis- tance from the sun ( N. 56 ) must also be known ; and , for the complete determination of its elliptical motion , the nature and position of its orbit must be ascertained by observation ...
Page 29
... give the values of their masses with considerable accuracy — a striking proof of the power of analysis . A singular law obtains among the mean motions and mean longitudes of the first three satellites . It appears from observa- tion ...
... give the values of their masses with considerable accuracy — a striking proof of the power of analysis . A singular law obtains among the mean motions and mean longitudes of the first three satellites . It appears from observa- tion ...
Page 30
... gives the difference of the meri- dians in time , and , consequently , the longitude of the place of observation . The longitude is determined with extreme preci- sion whenever it is possible to convey the time instantaneously by means ...
... gives the difference of the meri- dians in time , and , consequently , the longitude of the place of observation . The longitude is determined with extreme preci- sion whenever it is possible to convey the time instantaneously by means ...
Page 43
... gives the ratio of the forces , the ratio of the distances of the sun and moon from the earth is obtained . Hence it appears that the sun's mean distance from the earth is 399-7 or nearly 400 times greater than that of the moon . The ...
... gives the ratio of the forces , the ratio of the distances of the sun and moon from the earth is obtained . Hence it appears that the sun's mean distance from the earth is 399-7 or nearly 400 times greater than that of the moon . The ...
Page 43
... gives the ratio of the forces , the ratio of the distances of the sun and moon from the earth is obtained . Hence it appears that the sun's mean distance from the earth is 399.7 or nearly 400 times greater than that of the moon . The ...
... gives the ratio of the forces , the ratio of the distances of the sun and moon from the earth is obtained . Hence it appears that the sun's mean distance from the earth is 399.7 or nearly 400 times greater than that of the moon . The ...
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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