TY - BOOK AU - Challoner,Jack TI - Energy T2 - Eyewitness science SN - 1564582329 : AV - TJ163.23 .C43 1993 U1 - 621.042 20 PY - 1993/// CY - New York PB - Dorling Kindersley KW - Power resources KW - Juvenile literature KW - Force and energy KW - Energy resources KW - sears N1 - Includes index; Muscle energy -- Potential energy -- Electromagnetism -- Thermodynamics -- Measuring energy -- Energy from food -- Alternative energy; School Library Journal; Wilson's Children; Wilson's Junior High School; 8.9; Follett Library Resources; 4-6; Baker & Taylor; 5-8; Follett Library Resources N2 - Text accompanied by photographic illustrations survey various sources of energy and the ways in which they have been harnessed ER -