Electro astronomical atlas ... with explanatory notes, questions and answers (1874)
Spoor, J. W. (Joseph W.) · Albany, N.Y., Weed, Parsons and Company · leaf 26
gle. H A. One greater than a right angle. Q. What is a Triangle % Fig. 2. A. A figure bounded by three sides. Q. What is an Angle ? csee Fig.20 Q. What is a Sphere or Gflobe 1 A. The opening of two lines that meet in a A. A round body, every part of the surface point. being equally distant from a… … THE SUN ELECTRO-ASTRONOMICAL ATLAS. 15 LESSON V. Analysis. — Astronomy — Heavenly Bodies — Solar System — Sun — Size Compared with the Earth — Distance from the Earth •Terms Aphelion and Perihelion — Its Weight — How Known — Physical Nature — Appearance. ASTRONOMY. Q. What is Astronomy ? A. It is…
Astronomy
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