Philosophical instructor, or, Webster's elements of natural philosophy : subdivided into principles and illustrations ; intended for academies, medical schools, and the popular class-room (1824)
Eaton, Amos, 1776-1842, Webster, John, fl. 1804-1824 · Albany : Printed by Websters and Skinners ... · leaf 208
is in conjunction, orin that part of its orbit which is between the earth andthe sun, its enlighteued face is turned from us, whichrenders it invisible ; this is the time of new moon.When the moon appears in the intermediate part ofits orbit, between the conjunction and opposition, it isin its… … 206 ECLIPSES OF THE MOO.N. the moon in its orbit, with the suns rays falling ottthat half of its surface which is opposite to the sun ;and the outer circle a, b, c, d, &c. the various phasesof the moon, as they appear to a spectator on theearth, during the whole of a lunar month. When the moon…
Physics
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