Lessons in astronomy including uranography. A brief intoductory course without mathematics (1896)
Young, Charles A. (Charles Augustus), 1834-1908 · Boston, London, Ginn and company · leaf 164
he earth is free inspace, and though it has other motions, it is also falling towardsthe moon and towards the sun, and is affected precisely as itwould be if its other motions did not exist. The consequenceis that at any time there is a tendency to elongate those diam-eters of the earth which are… … 154 DEFINITIONS. [§ 209 209. The tides consist in a regular rise and fall of the oceansurface, the average interval between corresponding highwaters on successive days at any given place being twenty-four hours and fifty-one minutes, which is precisely the sameas the average interval between two…
Astronomy
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