General Science 9: Electricity & Circuits Review Guide Name ________________________ Block ____________ Multiple Choice _____ 1. The strength of an electric field depends on the a. amount of charge that produced the field. b. distance from the charge. c. amount of charge on a test charged placed in the field. d. both A and B _____ 2. What is the SI unit of electric charge? _____ 3. If a neutral metal comb is held near an object with a negative charge, the comb will become charged by _____ 4. The type of current in your school is mostly _____ 5. An electrical insulator has a. electrons that freely move. b. more protons than electrons. c. negatively charged ions. d. electrons tightly bound to its atoms. _____ 6. Which of the following would reduce the resistance of a metal wire? _____ 7. Which of the following is maintained across the terminals of a battery?