1) The accumulation (build up) of excess electric charges a) voltage b) current c) static 2) These are materials in which electrons flow through easily a) insulators b) conductors c) resistance 3) The moving of electrons a) static b) discharge c) current d) grounding 4) ___ What gets transferred to give an object an electric charge? a) Protons b) neutrons c) electrons d) nucleus 5) After rubbing the balloon on Mrs. Jackson's head we were able to pick up paper holes. The balloon had a positive charge and a) the paper holes had a positive charge b) paper holes had no charge c) paper holes had a negative charge 6) Opposite charges a) attract b) repel c) cancel each other out 7) Like charges a) attract b) repel c) cancel each other out 8) Current electricity is the a) build up of electrons b) flow of neutrons c) flow of electrons 9) If an object has extra electrons, what type of charge does it have? a) positive b) negative c) neutral charge 10) Lightning is static a) electrons move from the ground to the clouds b) electrons move from the clouds to the ground c) Protons move to the ground 11) Friction causes ___  to be transferred from one object to another. a) protons b) neutrons c) electrons

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