Energy. 

 - Chicago, IL :  Funk & Wagnalls,  c1990, 2010. 
 - 62 pages:   color illustrations  28 cm. 
 - Young scientist .
<br/><br/> Includes glossary 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-0-7166-6332-4 
<br/><br/><label>LC Class. No.: </label>530 Y83e 2010