Moulton, Forest Ray, 1872-1952 · New York, The Macmillan company · leaf 122
ian which passes through 0. The point 0 is movingin the direction OA as a consequence of the earths rotation.The attraction of the moon for a particle at 0 is in the di- CH. Ill, 47] THE MOTIONS OF THE EARTH 93 rection.OJf. By the resolution of forces (the inverse of theparallelogram of forces law)… … Fig. 31. — The attraction of the moon for the earths equatorial bulgecauses the precession of the equinoxes. the particle in the direction OB, and this tendency, combinedwith the velocity OA, causes it to move in the direction OC(the change is greatly exaggerated). Therefore the direc-tion of…
Astronomy
Internet Archive · Cornell University Library · Public Domain Mark 1.0. Free to use for anything.
