Forces in nature: understanding gravitational, electrical, and magnetic force/
Sonneborn, Liz.
Forces in nature: understanding gravitational, electrical, and magnetic force/ Liz Sonneborn. -- New York, New York: The Rosen Pub., 2005.
48 p.: col ill.; 24 cm.
Includes bibliographical references, glossary and index.
140420332X
Electromagnetism.
Gravitation.
GR 537 So591 2005
Forces in nature: understanding gravitational, electrical, and magnetic force/ Liz Sonneborn. -- New York, New York: The Rosen Pub., 2005.
48 p.: col ill.; 24 cm.
Includes bibliographical references, glossary and index.
140420332X
Electromagnetism.
Gravitation.
GR 537 So591 2005