Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 pages |
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Page xii
... rotation . Trade winds . Determination of geographical positions — of latitudes of longitudes . Conduct of a trigonometrical survey . Of maps . Projec- tions of the sphere . Measurement of heights by the barometer CHAPTER V. OF ...
... rotation . Trade winds . Determination of geographical positions — of latitudes of longitudes . Conduct of a trigonometrical survey . Of maps . Projec- tions of the sphere . Measurement of heights by the barometer CHAPTER V. OF ...
Page xiii
... Rotation on its own axis . Libration . Appearance of the Earth from it · Page 239 CHAPTER VIII . her orbit by gravity . Orbit of the Earth Of terrestrial gravity . Of the law of universal gravitation . Paths of projectiles , apparent ...
... Rotation on its own axis . Libration . Appearance of the Earth from it · Page 239 CHAPTER VIII . her orbit by gravity . Orbit of the Earth Of terrestrial gravity . Of the law of universal gravitation . Paths of projectiles , apparent ...
Page 36
... rotation of the earth itself on its centre , the point of its sur- face which he occupies should be carried round , and pre- sented towards a different region of space ; he would never obtain a sight of almost one half the objects ...
... rotation of the earth itself on its centre , the point of its sur- face which he occupies should be carried round , and pre- sented towards a different region of space ; he would never obtain a sight of almost one half the objects ...
Page 37
... rotation on its centre . It is evident that a spectator at rest ( as it appears to him ) on any part of it will , unperceived by himself , be carried round with it : unperceived , we say , because his horizon will constantly contain ...
... rotation on its centre . It is evident that a spectator at rest ( as it appears to him ) on any part of it will , unperceived by himself , be carried round with it : unperceived , we say , because his horizon will constantly contain ...
Page 38
... rotation of the earth , —his horizon will have been all the while shifting in its relation to them , precisely as in the case of our traveller in the foregoing article . Recurring to the figure of that article , it is evidently the same ...
... rotation of the earth , —his horizon will have been all the while shifting in its relation to them , precisely as in the case of our traveller in the foregoing article . Recurring to the figure of that article , it is evidently the same ...
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Common terms and phrases
amount angle angular appear apsides ascertained astronomical axis bright calculation celestial centre circle comet curve degree described diameter difference direction disc distance disturbing body disturbing force diurnal diurnal motion double stars earth ecliptic Edition effect elements ellipse epoch equal equator equinoctial equinox error exact excentricity fixed globe heavens heliocentric horizon inclination increase inequality instance interval Jupiter latitude latter less light longitude lunar magnitude mass mean measure meridian micrometrical moon moon's motion nearly nebula node normal force nutation object observed orbit parallax perigee perihelion period perturbations planet planetary pole portion position Post 8vo precession proper motion proportion recede recess refraction remarkable respect result revolution right ascension rotation round satellites Saturn seen sidereal sidereal day sidereal period situation solar sphere spherical station sun's suppose surface syzygies tangential force telescope tion Uranus variation velocity visible vols whole Woodcuts zenith