Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 стор. |
З цієї книги
Результати 1-5 із 55
Сторінка 7
... precisely in the mode of action . He has followed out a train of rea- soning by logical and technical rules , but the signs he has employed are not pictures of nature , or have lost their ori- ginal meaning as such to his mind : he has ...
... precisely in the mode of action . He has followed out a train of rea- soning by logical and technical rules , but the signs he has employed are not pictures of nature , or have lost their ori- ginal meaning as such to his mind : he has ...
Сторінка 38
... precisely as in the case of our traveller in the foregoing article . Recurring to the figure of that article , it is evidently the same thing , so far as their visibility is concerned , whether he has been carried by the earth's ...
... precisely as in the case of our traveller in the foregoing article . Recurring to the figure of that article , it is evidently the same thing , so far as their visibility is concerned , whether he has been carried by the earth's ...
Сторінка 39
... precisely the same relative position as at the outset : all the heavenly bodies will appear to occupy the same places in the concave of the sky which they did at that instant , except such as may have actually moved in the interim ; and ...
... precisely the same relative position as at the outset : all the heavenly bodies will appear to occupy the same places in the concave of the sky which they did at that instant , except such as may have actually moved in the interim ; and ...
Сторінка 42
... precisely as far to the westward of south as they rose to the eastward ; while such as rise exactly in the east remain just twelve hours visible , describe a semicircle , and set exactly in the west . With those , again , which rise ...
... precisely as far to the westward of south as they rose to the eastward ; while such as rise exactly in the east remain just twelve hours visible , describe a semicircle , and set exactly in the west . With those , again , which rise ...
Сторінка 44
... and show themselves for a few moments above it , precisely as those near the cir- cumference of the northern segment graze his northern APPEARANCES RESULTING FROM CHANGE OF STATION . 45 horizon , 44 OUTLINES OF ASTRONOMY .
... and show themselves for a few moments above it , precisely as those near the cir- cumference of the northern segment graze his northern APPEARANCES RESULTING FROM CHANGE OF STATION . 45 horizon , 44 OUTLINES OF ASTRONOMY .
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.