Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 стор. |
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Сторінка 281
... recess from the sun is still maintained by the advance of that luminary along the ecliptic , which continues to leave them behind , until , having reversed their * It must be thrown upon a white ground . An open window in a white ...
... recess from the sun is still maintained by the advance of that luminary along the ecliptic , which continues to leave them behind , until , having reversed their * It must be thrown upon a white ground . An open window in a white ...
Сторінка 282
... recess from the sun are called ( as above ) their greatest eastern and western elon- gations ; and their points of nearest approach to it , their inferior and superior conjunctions , the former when the planet passes between the earth ...
... recess from the sun are called ( as above ) their greatest eastern and western elon- gations ; and their points of nearest approach to it , their inferior and superior conjunctions , the former when the planet passes between the earth ...
Сторінка 300
... recess of the revolving body to and from the focus , and the variation of its velocity - may be had by suspending a small steel bead to a fine and very long silk fibre , and setting it to revolve in a small orbit round the pole of a ...
... recess of the revolving body to and from the focus , and the variation of its velocity - may be had by suspending a small steel bead to a fine and very long silk fibre , and setting it to revolve in a small orbit round the pole of a ...
Сторінка 344
... recess of the upper parts from the center . An atmosphere , however , free to expand equally in all directions , would envelope the nucleus spherically , so that it becomes necessary to admit the action of other causes to account for ...
... recess of the upper parts from the center . An atmosphere , however , free to expand equally in all directions , would envelope the nucleus spherically , so that it becomes necessary to admit the action of other causes to account for ...
Сторінка 378
... RECESS . CASES OF AN EXTERIOR PLANET DISTURBED BY AN INTERIOR . THE REVERSE CASE . -IN EVERY CASE THE NODE OF THE DISTURBED ORBIT RECEDES ON THE PLANE OF THE DISTURBING ON AN AVERAGE . -COMBINED EFFECT OF MANY SUCH DISTURBANCES . MOTION ...
... RECESS . CASES OF AN EXTERIOR PLANET DISTURBED BY AN INTERIOR . THE REVERSE CASE . -IN EVERY CASE THE NODE OF THE DISTURBED ORBIT RECEDES ON THE PLANE OF THE DISTURBING ON AN AVERAGE . -COMBINED EFFECT OF MANY SUCH DISTURBANCES . MOTION ...
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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.