Chp. 21 Magnetism MAGNETS Magnets are pieces of metal (iron, nickel and steel) that work according to rules similar to electric charges. All magnets have 2 poles, north (north…
Chp. 21 Magnetism MAGNETS Magnets are pieces of metal (iron, nickel and steel) that work according to rules similar to electric charges. All magnets have 2 poles, north (north…