The book of stars; being a simple explanation of the stars and their uses to boy life, written to conform to the tests of the Boy scouts (1915)
Collins, A. Frederick (Archie Frederick), 1869- · New York, D. Appleton and company · leaf 90
[SfJHJ Fig. 75.—The Earth Tilts on Its Axis. MOTHER EARTH, OLD ADAMS PLANET 71 Earth turns on its own axis, and here is one to show how theEarth travels in a great circle, or rather ellipse,, round the Sunand gives us our year. It does more, for the Earth being tilted off the perpendicu-lar, its… … Fig. 76.—Light in Room to Represent Sun. gives each of them a day and a night that is six months long.In the center of a large room set a light so that it will beabout as high as your eyes. Let this light represent the Sun;you must play now that you are the Earth, and think of thepictures on the…
Astronomy · Stars
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