COMPONENT PARTS OF SNOW. 



33 



the language of physicists, has passed from the gaseous 

 state into the liquid, and thence into the solid. If you 

 doubt its identity with water, let a chemist analyse a por- 

 tion of it for you : he will tell you that it is composed, 

 like distilled water, of hydrogen and oxygen, in the pro- 



: l 



FIG. 5. A Snowy Landscape. 



portion of two parts of the former to one part of the latter. 

 The reader will, of course, understand that we abstract all 

 foreign substances which may accidentally have got mixed 

 up with it. 



It was once a wide-spread opinion that snow is favour- 



c 



