 | Clarence J. Glacken - 1976 - 806 páginas
...climate had been uniform since the creation and that there had been no variation of consequence in the inclination of the earth's axis to the plane of the ecliptic. Men, however, could make significant local changes. The contrasts, so typical of men of this period... | |
 | Audrey N. Clark - 1985 - 748 páginas
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 | Millard F. Beatty Jr. - 1986 - 432 páginas
...in an ordinary spinning top, is extremely slow, with a period of roughly 26,000 years. In addition, the inclination of the earth's axis to the plane of the ecliptic changes very slightly; the period of this nutational disturbance is about 40,000 years. Further, the... | |
 | Wilfred George Moore - 1988 - 284 páginas
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 | Audrey N. Clark - 1990 - 372 páginas
[ Lo sentimos, el contenido de esta página está restringido. ] | |
 | 1966 - 614 páginas
[ Lo sentimos, el contenido de esta página está restringido. ] | |
 | B.N. Ahuja - 2006 - 414 páginas
...sink below the horizon throughout the 24 hours, and therefore may be seen at midnight. It is due to the inclination of the earth's axis to the plane of the Ecliptic, and the consequent tilting of each hemisphere towards the sun during its summer. Mineral : A natural... | |
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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... 
