ANSWERS 



PRACTICAL QUESTIONS AND PROBLEMS 



CONTAINED IN 



THE FOURTEEN WEEKS COURSES 



Physiology, Philosophy, Astronomy, and 



Chemistry (Old and New Edition), 



BY 



;pDORMAN STEELE, PH.D., F.G.S., 



AUTHOR OF THE FOURTEEN WEEKS SERIES If! PHYSIOLOGY, PHILOSOPHY, 

 fl ASTRONOMY, AND* (JEOLOGY. 



A. S. BARNES & COMPANY, 

 NEW YORK AND CHICAGO. 



