Berne, Emma C. <br/><br/>
Speeding!  Mechanical energy / 
by Emma C. Berne. 
 - 24 P. : COL. ILL.    20 CM. --(Energy Everywhere) 
<br/><br/><label>ISBN: </label>978-1-4488-9760-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Power (Mechanics)- Juvenile literature.<br/>Motion- Juvenile literature.<br/>Force and energy- Juvenile literature.
<br/><br/><label>Dewey Class. No.: </label>531.11 B525 c2013.