Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 pages |
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Page 5
... give those who may wish to enter a ground - plan of its accesses , and put them in possession of the pass - word . Admission to its sanctuary , and to the privileges and feelings of a votary , is only to be gained by one means , sound ...
... give those who may wish to enter a ground - plan of its accesses , and put them in possession of the pass - word . Admission to its sanctuary , and to the privileges and feelings of a votary , is only to be gained by one means , sound ...
Page 7
... gives it a reality and associates it with a name , will , in almost every such case , supply in a moment this deficient feature , will convert all his symbols into real pictures , and infuse an animated meaning into what was before a ...
... gives it a reality and associates it with a name , will , in almost every such case , supply in a moment this deficient feature , will convert all his symbols into real pictures , and infuse an animated meaning into what was before a ...
Page 30
... give correct results in the vicinity of the horizon , where the law becomes much more complicated in its expression . 4thly . The average amount of refraction , for an object half- way between the zenith and horizon , or at an apparent ...
... give correct results in the vicinity of the horizon , where the law becomes much more complicated in its expression . 4thly . The average amount of refraction , for an object half- way between the zenith and horizon , or at an apparent ...
Page 73
... give the sidereal time of setting or rising , which , if we please , may be converted into solar time by the proper rules and tables . ( 129. ) As another example of the use of the same triangle , we may propose to find the local ...
... give the sidereal time of setting or rising , which , if we please , may be converted into solar time by the proper rules and tables . ( 129. ) As another example of the use of the same triangle , we may propose to find the local ...
Page 90
... give more distinctness of vision according to optical principles which we have no occasion here to refer to . This also is fitted into a cell , which is screwed firmly into the end B of the tube , so that object - glass , tube , and eye ...
... give more distinctness of vision according to optical principles which we have no occasion here to refer to . This also is fitted into a cell , which is screwed firmly into the end B of the tube , so that object - glass , tube , and eye ...
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Common terms and phrases
angle angular appear apsides ascertained astronomical axis bright calculation celestial centre circle comet curve described diameter difference direction disc distance disturbed 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 inequality instance instrument interval Jupiter latitude latter less light longitude lunar magnitude mass mean measure meridian moon moon's motion nearly nebula node normal force nutation object observed orbit parallax parallel perigee perihelion period perturbations planet planetary pole portion position Post 8vo precession proper motions proportion recede recess reckoned refraction respect result revolution right ascension rotation round satellites Saturn seen sidereal sidereal day sidereal period situation solar sphere spherical stars station sun's suppose surface syzygies tangential force telescope tion Uranus variation velocity visible vols whole Woodcuts zenith
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Page 674 - A Dictionary of Science, Literature, and Art : Comprising the History, Description, and Scientific Principles of every Branch of Human Knowledge ; with the Derivation and Definition of all the Terms in General Use. Edited by WT BRANDE, FRSL and E.