Elementary treatise on physics, experimental and applied, for the use of colleges and schools (1898)
Ganot, A. (Adolphe), 1804-1887 · London, Longmans, Green · leaf 530
forms what is called an annular eclipse. Total or partial eclipses of the moon are produced by the total or partial immersion of the moon in the cone of the shadow cast by the earth ; for an observer on the moon they would constitute total or partial eclipses of the sun ; total at those parts of… … penumbral cones of shadow of those planets. The eclipses of the satellites of certain planets such as Jupiter are identical with the eclipses of the moon. The shadow of a body, a sphere for instance, in sunlight is about no times as long as the body is broad. This follows from the proportion…
Physics
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