Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
and on themeridian at R, while Venus is seen revolving around the sun in thedirection of the arrows, from west to east. Now, it is obvious that when Venus is at T, or west of the sun, itpasses below the horizon, or sets, as at N, before the sun; and rises be-fore the sun, as at E. Hence, while… … 852. Figures 9 and 10.—Saturns rings.—Fig. 9 repre-sents Saturn as seen tlirougli the telescope. The light of the rings ismore brilliant than that of the planet. The rings lie in the plane of Fig
Physics · Astronomy
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