On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 39
... surface successively loses the light of different parts of the sun's disc before being eclipsed . Her brightness therefore gradually diminishes before she plunges into the earth's shadow . The breadth of the space SECT . V. 39 ECLIPSES .
... surface successively loses the light of different parts of the sun's disc before being eclipsed . Her brightness therefore gradually diminishes before she plunges into the earth's shadow . The breadth of the space SECT . V. 39 ECLIPSES .
Page 40
... node at the instant of conjunction , occasions great varieties in the solar eclipses . Besides , the height of the moon above the horizon changes her apparent diameter , and may augment or diminish 40 SECT . V. ECLIPSES .
... node at the instant of conjunction , occasions great varieties in the solar eclipses . Besides , the height of the moon above the horizon changes her apparent diameter , and may augment or diminish 40 SECT . V. ECLIPSES .
Page 41
Mary Somerville. changes her apparent diameter , and may augment or diminish the apparent distances of the centres of ... diminishes the obscurity they produce . Even in total eclipses the higher part of the atmosphere is enlightened by a ...
Mary Somerville. changes her apparent diameter , and may augment or diminish the apparent distances of the centres of ... diminishes the obscurity they produce . Even in total eclipses the higher part of the atmosphere is enlightened by a ...
Page 44
... diminishes with the distance from the axis of rotation , it decreases from the equator to the poles , where it ceases . Now it is clear that these two forces are in direct opposition to each other in the equator alone , and that gravity ...
... diminishes with the distance from the axis of rotation , it decreases from the equator to the poles , where it ceases . Now it is clear that these two forces are in direct opposition to each other in the equator alone , and that gravity ...
Page 45
... diminishing gravity , whereas , in every other point of the fluid mass , it is only a part that is so employed . For both these reasons , it gradually decreases towards the poles , where it ceases . On the contrary , gravity is least at ...
... diminishing gravity , whereas , in every other point of the fluid mass , it is only a part that is so employed . For both these reasons , it gradually decreases towards the poles , where it ceases . On the contrary , gravity is least at ...
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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