1) The property of matter that causes electricity is a) positive charges b) electrical charge c) static electricity d) negative charges 2) Static electricity is the buildup of a) positive charges b) lightening c) negative charges d) electrical charge 3) An object made of a material that can attract iron and other certain metals a) magnet b) nail c) pole d) horseshoe 4) Where the magnetic force is the strongest a) compass needle b) middle c) poles d) magnetic field 5) When two objects move towards each other, they  a) repel b) collide c) magnetism d) attract 6) When two objects move away from each other, they a) repel b) collide c) magnetism d) attract 7) The area around a magnet where forces occur a) magnetic field b) magnetism c) repulsion d) attraction 8) An iron bar, wire coils, and a battery make a(n)  a) magnetism b) repulsion c) electromagnet d) static electricity 9) How can you test the strength of a magnet? a) dip it in water b) break it in half c) see how many paperclips it can attract d) shine a light on the magnet 10) Which combination of poles would show a strong magnetic attraction? a) north and south b) north and north c) south and south

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