 | Thomas Dick - 1850 - 586 páginas
...heat of our summer is generally greatest. The true cause of the variation of the seasons consists in the inclination of the axis of the earth to the plane of its orbit ; or, in other words, to the ecliptic. If its axis were perpendicular to the ecliptic, the... | |
 | Francis Lieber - 1851 - 618 páginas
...given time than at others, so that the solar days cannot be equal. Another circumstance, dependent upon the inclination of the axis of the earth to the plane of the ecliptic, is also to be taken into the account. The apparent solar time, therefore, is distinguished from mean... | |
 | Gilman Joslin - 1852 - 54 páginas
...curious phenomenon is furnished by PROBLEM III. To show that the changes of the seasons are produced by the inclination of the axis of the earth to the plane of its orbit. Bring the calendar index to the 21st of March ; then turn the base until the axis of the... | |
 | Thomas Dick - 1857 - 878 páginas
...heat of our summer is generally greatest. The true cause of the variation of the seasons consists in the inclination of the axis of the earth to the plane of its orbit ; or, in other words, to the ecliptic. If its axis were perpendicular to the ecliptic, the... | |
 | Christopher Irving - 1858 - 140 páginas
...surface in which the ecliptic is situate. Q. What causes the difference in the seasons of the year *? A. The inclination of the axis of the earth to the plane of the ecliptic. If the earth's axis were perpendicular to the ecliptic the seasons would always be the same, and the... | |
 | Edward Hughes - 1858 - 474 páginas
...the sun is subject to an annual fluctuation between 234° north and 23i° south, as a consequence of the inclination of the axis of the earth to the plane of the orbit in which it moves. He will have learnt little indeed if he does not know that this is one of... | |
 | Marcius Willson - 1863 - 356 páginas
...23° 28'." In Webster's large dictionary it is erroneously stated, under the word "inclination," that "the inclination of the axis of the earth to the plane of the ecliptic is 23° 28'." On the contrary, its axis inclines 23° 28' from a line perpendicular to the plane of... | |
 | Henry Kiddle - 1868 - 300 páginas
...and the difference in the amount of heat received from the sun. 121. The CAUSES OF THE SEASONS are the inclination of the axis of the earth to the plane of its orbit, and its revolution around the sun ; and the vicissitudes are regular, that is, always hhe... | |
 | Thomas Stackhouse - 1869 - 920 páginas
...the continued intense heat of the sun ; and the great heat of the sun, by the perpendicular position of the axis of the earth to the plane of the ecliptic. But allowing the position of the earth to be what he imagines, 3 yet it seems difficult to conceive,... | |
 | Benjamin Graf von Rumford - 1870 - 608 páginas
...the seasons, are produced in a manner at the same time the most simple and the most stupendous (by the inclination of the axis of the earth to the plane of the ecliptic), yet this mechanical contrivance alone would not have been sufficient (as I shall endeavour to show)... | |
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The true cause of the variation of the seasons consists in the inclination of the axis of the earth to the plane of its orbit; or, in other words, to the ecliptic. 
