On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 4
... equator , the weight of the same body gradually decreases from the poles , where it is greatest , to the equator , where it is least . There is , however , a certain mean ( N. 12 ) latitude ( N. 13 ) , or part of the earth intermediate ...
... equator , the weight of the same body gradually decreases from the poles , where it is greatest , to the equator , where it is least . There is , however , a certain mean ( N. 12 ) latitude ( N. 13 ) , or part of the earth intermediate ...
Page 6
... equator ( N. 11 ) , in con- sequence of the centrifugal force arising from the velocity of rota- tion ( N. 30 ) ; for the centrifugal force diminishes the gravity of the particles at the equator , and equilibrium can only exist where ...
... equator ( N. 11 ) , in con- sequence of the centrifugal force arising from the velocity of rota- tion ( N. 30 ) ; for the centrifugal force diminishes the gravity of the particles at the equator , and equilibrium can only exist where ...
Page 7
... equator , occasions considerable disturbances in the motions of both bodies ; for the action of the moon on the matter at the earth's equator produces a nutation ( N. 33 ) in the axis ( N. 34 ) of rotation , and the reaction of that ...
... equator , occasions considerable disturbances in the motions of both bodies ; for the action of the moon on the matter at the earth's equator produces a nutation ( N. 33 ) in the axis ( N. 34 ) of rotation , and the reaction of that ...
Page 9
... equator , is intersected by the ecliptic , or apparent path of the sun , in two points diametrically opposite to one another , called the vernal and autumnal equinoxes . The vernal equinox is the point through which the sun passes in ...
... equator , is intersected by the ecliptic , or apparent path of the sun , in two points diametrically opposite to one another , called the vernal and autumnal equinoxes . The vernal equinox is the point through which the sun passes in ...
Page 23
... equator , which is inclined to it at an angle * of 23 ° 27 ′ 28 ′′ -29 , will never coincide with the plane of the ecliptic : so there never can be perpetual spring ( N. 79 ) . The rotation of the earth is uniform ; therefore day and ...
... equator , which is inclined to it at an angle * of 23 ° 27 ′ 28 ′′ -29 , will never coincide with the plane of the ecliptic : so there never can be perpetual spring ( N. 79 ) . The rotation of the earth is uniform ; therefore day and ...
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Common terms and phrases
61 Cygni action appears atmosphere attraction bismuth bodies cause centre centrifugal force chemical colour comet consequently copper crystal dark degree density diamagnetic diameter diminishes direction disturbing double stars earth ecliptic effect electricity equal equator ethereal medium excentricity Fcap force glass gravitation greater heat hemisphere increase intensity Jupiter latitude length light lines liquid longitude luminous lunar magnetic major axis mass meridian metallic miles moon motion move nearly nebula nodal lines nodes northern hemisphere NOTE nutation observed optic axis orbit oscillations parallax paramagnetic particles passing perihelion periodic phenomena planets plate polarized pole position Post 8vo produced quantity rays reflected refraction refrangible revolution revolving right angles rings rotation round satellites Sir John Herschel solar spectrum space stars substances sun's surface telescope temperature terrestrial tion tourmaline transmitted tricity undulations Uranus vapour variation velocity vibrations Vols Voltaic waves wire Woodcuts