Young scientist /
Edited by Childcraft ; Illustrated by Maggie Brand ... [et. al.].
- Chicago : World Book International, © 1994.
- Vols. : ill. ; 28 cm.
Includes index.
V. 9- Using energy ;
314 314
0-7166-6303-1
Science.
Power resources.
Force and energy.
500 / W893y