Lepora, Nathan. <br/><br/>
Falling for fun :  gravity in action / 
by Nathan Lepora. 
 - North American ed., U.S. ed. 
 - Pleasantville, NY :  Gareth Stevens,  2008. 
 - 32 p. :  col. ill ;  27 cm. 
 - Science behind thrill rides .
 - Lepora, Nathan.  Science behind thrill rides. .
<br/><br/> Includes index. 
<br/><br/>Gravity -- Weight -- G-forces and free fall -- Center of gravity -- Energy -- Kinetic energy -- Potential energy -- Conservation energy. 
<br/><br/> Explains the science of gravity using roller coasters as examples, discussing such topics as acceleration, weight, g-forces, free fall, center of gravity, and kinetic and potential energy. 
<br/><br/> 5.4  Follett Library Resources.  5-8  Follett Library Resources. 
<br/><br/><label>ISBN: </label>0329649833 0836889444 0836889495 9780329649838 (Follett bdg.) 9780836889444 (lib. bdg.) 9780836889499 (pbk.) 
<br/><br/><label>LCCN: </label>2007042001 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Force and energy--Juvenile literature.<br/>Gravity--Juvenile literature.<br/>Force and energy.<br/>Gravity.<br/>Force and energy.<br/>Gravity.
<br/><br/><label>LC Class. No.: </label>QC178  / .L39 2008 
<br/><br/><label>Dewey Class. No.: </label>531/.14