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)
let him recede southward, overone degree of latitude, and thepole-star will settle one degree to-ward the horizon; or, rather, hisnorthern horizon would be elevat-ed one degree toward the star; tillat length, as he crossed the equa-tor, his horizon, shown by thearrow, S, would rise above the star,… … 456 ASTRONOMY. 890. Figure 9.—Conjunction and opposition of planets. -Conjunctions are called inferior and superior. When Mercury or Venus is nearest to tlie earth, thatis, between the earth and sun, as atD, it is in inferior conjunction ;and when furthest from the earth,as at N, it is in superior…
Physics · Astronomy
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