On the Connexion of the Physical Sciences |
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Page 5
Kepler found , by direct observation , that the planets describe ellipses ( N. 24 ) , or oval paths , round the sun , Later observations show that comets also move in conic sections . It consequently follows that the sun attracts all ...
Kepler found , by direct observation , that the planets describe ellipses ( N. 24 ) , or oval paths , round the sun , Later observations show that comets also move in conic sections . It consequently follows that the sun attracts all ...
Page 8
The mean distance of a planet from the sun is equal to half the major axis ( N. 42 ) of its orbit : if , therefore , the planet described a circle ( N. 43 ) round the sun at its mean distance , the motion would be uniform , and the ...
The mean distance of a planet from the sun is equal to half the major axis ( N. 42 ) of its orbit : if , therefore , the planet described a circle ( N. 43 ) round the sun at its mean distance , the motion would be uniform , and the ...
Page 11
... or , in other words , to determine the path of a celestial body when attracted by a second body , and disturbed in its motion round the second body by a thirda problem equally applicable to planets , satellites , and comets .
... or , in other words , to determine the path of a celestial body when attracted by a second body , and disturbed in its motion round the second body by a thirda problem equally applicable to planets , satellites , and comets .
Page 30
Before opposition , the shadow of the satellite , like a round black spot , precedes its passage over the disc of the planet ; and , after opposition , the shadow follows the satellite . In consequence of the relations ...
Before opposition , the shadow of the satellite , like a round black spot , precedes its passage over the disc of the planet ; and , after opposition , the shadow follows the satellite . In consequence of the relations ...
Page 36
... computed back for the instant of the eclipse from modern observations , shows that the moon performs her revolution round the earth more rapidly and in a shorter time now than she did formerly , and that the acceleration in her mean ...
... computed back for the instant of the eclipse from modern observations , shows that the moon performs her revolution round the earth more rapidly and in a shorter time now than she did formerly , and that the acceleration in her mean ...
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according action angle appears atmosphere attraction axis becomes bismuth bodies cause centre changes chemical colour comet consequently continually dark density depends determined diameter diminishes direction distance disturbing earth ecliptic Edition effect electricity equal equator existence experiments extends extremely fall force give glass gravitation greater heat increase influence intensity John known latitude length less light lines liquid magnetic mass matter mean measured medium metallic miles moon motion move nature nearly NOTE object observed opposite orbit particles passing periodic planets plate polarized pole position Post 8vo probably produced proportion proved quantity rays reflected refraction regard revolving rings rotation round satellites seen shows side solar solid sound space spectrum square stars substances surface temperature theory tion transmitted variation varies vibrations Vols waves whole wire Woodcuts
Bibliographic information
| Title | On the Connexion of the Physical Sciences |
| Author | Mary Somerville |
| Edition | 9 |
| Publisher | J. Murray, 1858 |
| Original from | National Library of the Netherlands |
| Digitized | 18 Jan 2013 |
| Length | 523 pages |
| Export Citation | BiBTeX EndNote RefMan |