 | 1704 - 592 páginas
...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... | |
 | 1707 - 590 páginas
...from the Ecliptick', and is meafured by an Angle made by two Lines, one of which is fuppofed to be drawn from the Center of the Sun to the Center of the Planet, and the other from the Center of the Sun to that Point, where a Perpendicular let fall from... | |
 | Thomas Blount - 1707 - 888 páginas
...from the Ecliptick, and is meafured by an Arigle made by two Lines, one of which is fuppofed to be drawn from the Center of the Sun to the Center of the Planet, and the other from the Center of the Sun to that Point, where a Perpendicular let fall from... | |
 | Regnault (Père, Noël) - 1731 - 412 páginas
...the name of the Colours, where they terminate. - Hence, I call them red, yellow, or blue Rays. 6. The Line drawn from the Center of the Sun to the Center of the Iris, which pafles thro' the Eye of the Spedator, I call the Axis of Vifion, as they commonly do. 7.... | |
 | Isaac Barrow - 1734 - 616 páginas
...Properties either prefuppofed or demonftrated by the Geometrician : or it may be confidered as being drawn from the Center of the Sun to the Center of the (b) 'Hytpavutt. (i) •««*«/»«?, Aufcult. Phyf. Lib. z. «p. «. (1) 'A./^mas, Ana!. Poll. Lib.... | |
 | Horatio Nelson Robinson - 1850 - 378 páginas
...exact return to the ™i period same positions of the sun, moon, and earth, so that a line ""^.y^ \" drawn from the center of the sun to the center of the moon possibilities. would strike the earth's axis in exactly the same point ; but to produce an eclipse,... | |
 | Horatio Nelson Robinson - 1859 - 424 páginas
...return to the Thu period game positions of the sun, moon, and earth, so that a line C°"c*"aI>1 *^! drawn from the center of the sun to the center of the moon po««ibiiitie«. would strike the earth's axis in exactly the same point ; but to produce an... | |
 | 1893 - 670 páginas
...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 páginas
...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 páginas
...When 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... | |
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Planets move in accordance with the law that a straight line drawn from the center of the sun to the center of any one of them, termed the radius vector, always sweeps over equal areas in equal times. 
