Collins, A. Frederick (Archie Frederick), 1869- · New York, London, D. Appleton and company · leaf 92
rFi<i. 75.—The Earth Tilted on Its Axis. MOTHER EARTH, OLD ADAMS PLANET 71 Earth turns on its own axis, and here is one to make it clear howthe Earth travels in a great circle, or rather ellipse, round theSun and gives us our year. Further, the Earths axis being tilted away from the axis of… … 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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