A. C only B. A and E C. Band D D. A, B, C and E 3. and are usually used to make temporary magnets. A. Iron, steel C. Aluminum and nickel B. Iron, cobalt D. Alurninum steel
4. Magnetism is I. Invisible 11. the pull of a magnet II. the push of a magnet A. I only B. I and III C. II and III D. I, II and III
5. Every magnet has _ pole(s). A. One B. two C. three D. four
