 | ROBERT CHAMBERS - 1892 - 882 páginas
...implies an average velocity of 66,000 miles per hour. movements of the Earth.—The fact that the earth The inclination of the earth's axis to the plane of the ecliptic is 23° 28', and the variations from this value are scarcely perceptible. The most important of the... | |
 | John Clark Ridpath - 1897 - 794 páginas
...solstice, and that our aphelion approximates the summer solstice. This is to say that when, owing to the inclination of the earth's axis to the plane of the ecliptic, the sun has receded far to the south in midwinter — when the days thereby have been reduced to a... | |
 | John Clark Ridpath - 1897 - 442 páginas
...solstice, and that our aphelion approximates the summer solstice. This is to say that when, owing to the inclination of the earth's axis to the plane of the ecliptic, the sun has receded far to the south in midwinter — when the days thereby have been reduced to a... | |
 | William Torrey Harris - 1898 - 452 páginas
...the wind, the wind occasioned by the movement of the sun to the equinox, and this again occasioned by the inclination of the earth's axis to the plane of the ecliptic, its revolution round the sun, etc.; he sees, too, the moon through the branches of the tree from which... | |
 | John Thornton - 1899 - 460 páginas
...position (i) at the vernal equinox, and in position (3) at the autumnal equinox. At intermediate positions the inclination of the earth's axis to the plane of the ecliptic causes all the parallels of latitude on the earth, except the equator, to be cut equally by the boundary-line... | |
 | John Fiske - 1902 - 448 páginas
...all the branches of molecular physics, but also with astronomy, since climatic rhythms depend upon the inclination of the earth's axis to the plane of the ecliptic, and more remotely upon the variations in that inclination known as precession and nutation. It is for... | |
 | Henry Smith Williams - 1904 - 378 páginas
...the libratory motion of the earth's axis. "As this appearance of 7 Draconis indicated a diminution of the inclination of the earth's axis to the plane of the ecliptic," he says; "and as several astronomers have supposed that inclination to diminish regularly; if this... | |
 | Israel Cook Russell - 1904 - 488 páginas
...primary importance to the inhabitants of North America is the fact that the climatic belts determined by the inclination of the earth's axis to the plane of the ecliptic are subject to annual migration towards the north and south. In the torrid zone the equatorial belt... | |
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С ; and it is equal to the mean when the node is in the colure of the solstices. This change of the inclination of the earth's axis to the plane of the ecliptic... 
