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Home Nature- Study Course. 



(4). Notice above the belt and about three times its length a bright 

 star. This is Betelgeuse (Be-tel-gerz). What is its color? What does 

 it mean when a star is very red? 



(5). Look below the belt at about an equal distance and observe 

 another bright star. This is Rigel, {Ri-jeJ) . What is its color and what 

 does its color signify? 



(6). Note that west of the red star above the east of the white star 

 below are two fainter stars, and these four stars connected by lines 

 make an irregular four-sided figure fencing in the belt and sword. Sketch 

 this figure with the belt and sword and write on your diagram the name 

 of the red star which is Betelgeuse and the white star which is Rigel. 



(7). Red Betelgeuse lies farther north than white Rigel. Which of 

 these two stars rises first and which sets first, and why? 



(8) . Write the story of Orion. 



Facts for teachers. — During the evenings of January and February and March 

 the splendid constellation of Orion takes possession of the southern half of the 

 heavens £nd we find the other stars by referring to it instead of to the North 

 Star. Orion is a constellation which almost every one knows, the three stars in 

 a row making the belt, and the three smaller set obliquely below which outline 





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A diagram of the principal SMrs of winter as seen in early evening late 

 in February. 



To use tne chart take it in the hands, face the pole star and hold the chart 

 obove the head so that the side marked "ast will extend eastward. 



