 | Hervey Wilbur - 1834 - 172 pages
...this head of EQUATION OF TIME. This difference between equal and apparent time, depends, first upon the inclination of the Earth's axis to the plane of its orbit ; and secondly, upon the elliptical, or oval form of the Earth's orbit ; for being an ellipse, the... | |
 | John Vose - 1834 - 230 pages
...true form of the Earth's orbit ? Who first assigned to the orbit its true elliptical figure ? What is the inclination of the Earth's axis to the plane of its orbit ? To what are we indebted for the inequality of the days and nights, and the variety of the seasons... | |
 | John Lauris Blake - 1834 - 1028 pages
...two reasons for the différence between the sun and a well regulated clock. One of these reasons is the inclination of the earth's axis to the plane of its orbit. The oth.-r is the inequality of the earth's motion in its orbit. This orbit is an ellipse, and the... | |
 | Sir Daniel Keyte Sandford - 1841 - 510 pages
...be equal in all the parallels through the year ; but at the poles, there would be no night. Owing to the inclination of the earth's axis to the plane of its orbit (the ecliptic), the parallel of latitude in which the sun api>ears to move is continually changing... | |
 | Mrs. L. H. Tyler - 1837 - 302 pages
...Eccentricity of its Orbit — Slow Variation in the Obliquityof the Ecliptic. (187.) Having seen how the inclination of the earth's axis to the plane of its orbit, produces the various lengths of day and night, the student will easily perceive, how the same cause... | |
 | Thomas Dick - 1838 - 444 pages
...Messrs. Jones, Holborn, London, which conveys a pretty clear idea of the motions and phases of the moon, the inclination of the earth's axis to the plane of its orbit, and the changes of the seasons. It may be procured at different prices, from 12. 8s. to <H. 1 4s. 6d.,... | |
 | Thomas Dick - 1838 - 426 pages
...Messrs. Jones, Holborn, London, which conveys a pretty dear idea of the motions and phases of the moon, the inclination of the earth's axis to the plane of its orbit, and the changes of the seasons. It may be procured at different prices, from \L 8*. to 47- 14*. 6d,,... | |
 | Francis Lieber, Edward Wigglesworth - 1838 - 642 pages
...be equal in all the parallels through the year; but at the poles, there would be no night. Owing to the inclination of the earth's axis to the plane of its orbit (the ecliptic), the parallel of latitude in which the sun appears to move is continually changing ;... | |
 | John Lauris Blake - 1838 - 160 pages
...two reasons for the difference between the sun and a well regulated clock. One of these reasons is the inclination of the earth's axis to the plane of its orbit. The other is the inequality of the earth's motion in its orbit. This orbit is an ellipse, and the motion... | |
 | Jane Marcet - 1839 - 544 pages
...more conspicuous by its being described on the same globe; and the obliquity of the ecliptic shows the inclination of the earth's axis to the plane of its orbit. But to return to fig. 2. Plate VIII. The spaces between the several parallel circles on the terrestrial... | |
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evidence of things not seen," in the fulness of Divine grace ; and was profound on this, the greatest concern of human life, while unable even to comprehend how the " inclination of the earth's axis to the plane of its orbit" could be the cause of the... 
