Brocklesby, John, 1811-1889. [from old catalog] · New York, Sheldon and company · leaf 294
ns distance fromthe earth in round numbers 96,000,000 miles, we find in the same way that8,000 miles is about Y2^oTrtn Part °ftne suns distance from the earth. 1. The tidal influence of the sun and moon is found according to the lawof universal gravitation to be inversely as the cubes of their… … SPRING TIDE NEW MOON. is illustrated. In each of these figures, S represents thesun, M the moon, and E the solid portion of the earth.The dotted line inclosing the earth is the solar tide-wave, FIG. 81.
Astronomy
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