TY  - BOOK
AU  - Viegas,Jennifer
TI  - Kinetic and potential energy: understanding changes within physical systems 
T2  - The library of physics
SN  - 1404203338
PY  - 2005///
CY  - New York
PB  - Rosen Pub. Group
KW  - Dynamics
KW  - Juvenile literature
KW  - Energy transfer
KW  - Force and energy
N1  - Includes bibliographical references (p. 46) and index
ER  -