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)
een them, which, sometimes, is 16|-minutes, is called the Equation of Time, or, the equation of solar days. The Moon—its Path, Phases, etc. 8o5. Figure 13.—The moons path around the sun.— Though the orbit of the moon is an ellipse, with respect to the earth,it is in reality an irregular curve,… … When the moon is at A, and the earth is in its orbit on the radius,A, it is neiv moon. In about 14 days the moon reaches F, and will beseen from the earth as full moon. In about 14 days more she reachesE, when it is new moon again ; and so on, perpetually. When it is newmoon, she is in conjunction…
Physics · Astronomy
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