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)
th, would be to journey around where they couldview the sublime spectacle of a heavenly body, appareiitly ten timeslarger than any they had before seen. ASTRONOMY. 443 862. Figure 16.—The moons phases.—The parallel lineson the right represent rays of light from the sun; the circle aroundthe earth,… … in which position she is not visible to us, as the unilluminated side isturned toward the earth. At B she appears like a crescent, as shownat 1. At C, more of her enlightened side is visible, when she appearsto us like a half moon ; which is the j^rs^ quarter. At D, still more ofthe illuminated…
Physics · Astronomy
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