On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 40
... round into the cone of the earth's shadow . And as the horizontal refraction ( N. 114 ) or bending of the rays surpasses half the sum of the semidiameters of the sun and moon , divided by their mutual distance , the centre of the lunar ...
... round into the cone of the earth's shadow . And as the horizontal refraction ( N. 114 ) or bending of the rays surpasses half the sum of the semidiameters of the sun and moon , divided by their mutual distance , the centre of the lunar ...
Page 42
... the nodes of the lunar orbit , at the rate of 3 ' 10 " -64 daily , these points make a tour of the heavens in a little more than eighteen years and a half . This causes the moon to move round the earth in 42 SECT . V. OCCULTATIONS .
... the nodes of the lunar orbit , at the rate of 3 ' 10 " -64 daily , these points make a tour of the heavens in a little more than eighteen years and a half . This causes the moon to move round the earth in 42 SECT . V. OCCULTATIONS .
Page 43
Mary Somerville. This causes the moon to move round the earth in a kind of spiral , so that her disc at different times passes over every point in a zone of the heavens extending rather more than 5 ° 9 ′ on each side of the ecliptic . It ...
Mary Somerville. This causes the moon to move round the earth in a kind of spiral , so that her disc at different times passes over every point in a zone of the heavens extending rather more than 5 ° 9 ′ on each side of the ecliptic . It ...
Page 46
... round the earth through both poles must be nearly an ellipse , having its major axis in the plane of the equator , and its minor axis coincident with the axis of the earth's rotation ( N. 122 ) . It is easy to show , in a spheroid whose ...
... round the earth through both poles must be nearly an ellipse , having its major axis in the plane of the equator , and its minor axis coincident with the axis of the earth's rotation ( N. 122 ) . It is easy to show , in a spheroid whose ...
Page 51
... round the centre of gravity of the earth , which affords a strong presumption in favour of its original fluidity . It is remarkable how little influence the sea has on the variation of the lengths of the arcs of the meridian , or on ...
... round the centre of gravity of the earth , which affords a strong presumption in favour of its original fluidity . It is remarkable how little influence the sea has on the variation of the lengths of the arcs of the meridian , or on ...
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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