| 1704 - 592 Seiten
...as theie Parallels are more or lefs remote from the Equator, the Angle comprehended by a Ray úrawn from the Center of the Sun to the Center of the Earth, and by the Axis of the World, changes accordingly : for Inftance, the Sun being in the £ quator, this... | |
| John Keill - 1739 - 504 Seiten
...Earth from the dark Side, is called the Circle of the Interfection of Light and Shadow ; a Line drawn from the Center of the Sun, to the Center of the Earth, is always perpendicular to the Plane of this Circle. IF the Axis of the Earth had been placed in a... | |
| Horatio Nelson Robinson - 1878 - 564 Seiten
...apparent altitude was 54° 10', The moon's altitude 20° 37', Moon's parallax 57' 12", "What was the true distance from the center of the sun to the center of the moon ? Moon's apparent altitude = 20° 37' Refraction = -2' 30" Parallax = 53' 32" Moon's true altitude... | |
| 1893 - 670 Seiten
...a circular orbit, or Whence, for the earth as a whole *>tr=Mt L . . . (2) in which r is, strictly, the distance from the center of the sun to the center of the earth. For a small mass Ml forming a portion of the earth and situated at its center, we have from (2) w imr... | |
| Lu Lester Everly, Ralph Earl Blount, Calvin Levi Walton - 1907 - 336 Seiten
...represent the sun. This is the position the earth has relative to the sun March 21. 1. Imagine a thread from the center of the sun to the center of the earth. At what point does it pierce the earth's surface ? This is called the " vertical ray." 2. What angle... | |
| Charles Holm - 1912 - 192 Seiten
...the earth is in a horizontal position at the time of the equinoxes, if then a straight line is drawn from the center of the sun to the center of the earth, it will be perpendicular to the axis of the earth, that is exactly vertical with it, thus forming two... | |
| Dorothy Stimson - 1917 - 162 Seiten
...sphere by several astrologers, its center the center of the earth, and its radius equal to a line drawn from the center of the sun to the center of the earth. This was written for the unlearned, as you have known from the astrologers . ... . [Aristarchus of... | |
| John Thomson Faris - 1928 - 408 Seiten
...into strips an inch wide, and allowing half an inch at each end for the lap, would it require to reach from the center of the sun to the center of the earth, and how much would it cost at a shilling a yard?" He would not allow himself to make a single figure... | |
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