Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 стор. |
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Сторінка iii
... Historical Society of Quebec ; Historical Society of New York ; Royal Medico - Chirurgical Soc . , and Inst . of Civil Engineers , London ; Geographical Soc . of Berlin ; Astronomical and Meteorological Soc . of British Guiana ; & c ...
... Historical Society of Quebec ; Historical Society of New York ; Royal Medico - Chirurgical Soc . , and Inst . of Civil Engineers , London ; Geographical Soc . of Berlin ; Astronomical and Meteorological Soc . of British Guiana ; & c ...
Сторінка 20
... history of aëronautic adventure affords a curious illustration of the same principle . The late Mr. Sadler , the celebrated aëronaut , ascended on one occasion in a balloon from Dublin , and was wafted across the Irish Channel , when ...
... history of aëronautic adventure affords a curious illustration of the same principle . The late Mr. Sadler , the celebrated aëronaut , ascended on one occasion in a balloon from Dublin , and was wafted across the Irish Channel , when ...
Сторінка 40
... history , that any sensible . change has taken place since the earliest ages in the interval of time elapsing between two successive returns of the same star to the same point of the sky ; or , rather , it is demon- strable from ...
... history , that any sensible . change has taken place since the earliest ages in the interval of time elapsing between two successive returns of the same star to the same point of the sky ; or , rather , it is demon- strable from ...
Сторінка 179
... history of each object , with a view to discovering the laws of its peculiar motions , and whether any and what other connection subsists between them . ( 297. ) So far is this , however , from being the case , that observations , even ...
... history of each object , with a view to discovering the laws of its peculiar motions , and whether any and what other connection subsists between them . ( 297. ) So far is this , however , from being the case , that observations , even ...
Сторінка 180
... history , to produce any obvious or material alteration in the appearance of the starry heavens . ( 299. ) This circumstance , then , establishes a broad dis- tinction of the heavenly bodies into two great classes ; - the fixed , among ...
... history , to produce any obvious or material alteration in the appearance of the starry heavens . ( 299. ) This circumstance , then , establishes a broad dis- tinction of the heavenly bodies into two great classes ; - the fixed , among ...
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Outlines of Astronomy John Frederick William Herschel,Sir John Frederick William Herschel Повний перегляд - 1851 |
Загальні терміни та фрази
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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Сторінка 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.