1) A magnetic material a) Nickel b) Copper c) Silver d) Plastic 2) Magnetism is a a) Contact force b) Non contact force 3) Magnetic field lines run a) North to North b) North to South c) South to North 4) Induced magnetism is a) Repulsive b) Attractive c) Attractive and repulsive 5) To increase the strength of an electromagnet a) More coils of wire b) Fewer coils of wire c) Add a plastic core 6) Iron is a) Magnetically soft b) Magnetically hard c) Non magnetic 7) Magnetically soft materials a) Retain their magnetism well b) Lose their magnetism easily

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