1) Magnetism is caused by the movement of a) Metals b) Neutrons c) Electrons 2) A magnet has a _______________ magnetic field. a) visible b) invisible c) Water 3) All magnets have a) A left and right b) A north and south pole c) Iron centers 4) Similar poles a) Attract b) Repel 5) Opposite poles a) Attract b) Repel 6) The movement of electrons makes an a) Electrical current b) Magnetic current 7) The Earth is a) A magnet b) A wonderland c) A mystery 8) The ______ the magnets, the stronger the force. a) closer b) farther apart c) weaker 9) The magnetic force is strongest at its __________. a) center b) poles c) distance 10) Which of these metals is non-magnetic? a) aluminum b) iron c) nickel 11) Which of these objects are magnetic? a) toothpick b) marble c) paperclip 12) Which of these objects are non-magnetic? a) nail b) marble c) paperclip

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