Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 стор. |
З цієї книги
Результати 6-10 із 70
Сторінка 26
... successively superposed strata or layers , each of the form of a spherical shell , concentric with the general surface of the sea and land , and each of which is rarer , or spe- cifically lighter , than that immediately beneath it ; and ...
... successively superposed strata or layers , each of the form of a spherical shell , concentric with the general surface of the sea and land , and each of which is rarer , or spe- cifically lighter , than that immediately beneath it ; and ...
Сторінка 27
... successive strata or layers , of decreasing density , into which we may conceive the atmosphere to be divided , and which are spherical surfaces concentric with Kk , the earth's sur- face . Let S represent a star , or other heavenly ...
... successive strata or layers , of decreasing density , into which we may conceive the atmosphere to be divided , and which are spherical surfaces concentric with Kk , the earth's sur- face . Let S represent a star , or other heavenly ...
Сторінка 33
... successive strata , or layers , of the atmosphere , it will be evident , that whenever a ray passes obliquely from a higher level to a lower one , or vice versâ , its course is not rectilinear , but concave downwards ; and of course any ...
... successive strata , or layers , of the atmosphere , it will be evident , that whenever a ray passes obliquely from a higher level to a lower one , or vice versâ , its course is not rectilinear , but concave downwards ; and of course any ...
Сторінка 36
... presented by its trunk cuts off his view of all those parts of the landscape which it occupies as an object ; but by walking round it a complete successive view of the whole panorama may be obtained 36 OUTLINES OF ASTRONOMY .
... presented by its trunk cuts off his view of all those parts of the landscape which it occupies as an object ; but by walking round it a complete successive view of the whole panorama may be obtained 36 OUTLINES OF ASTRONOMY .
Сторінка 37
John Frederick William Herschel. complete successive view of the whole panorama may be obtained . Just in the same ... successively into view , as if rising up above the horizon , night after night , from the south , although it is in ...
John Frederick William Herschel. complete successive view of the whole panorama may be obtained . Just in the same ... successively into view , as if rising up above the horizon , night after night , from the south , although it is in ...
Інші видання - Показати все
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
Популярні уривки
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.