Electricity_and_Circuits_Review_Guide_ver_2.pdf - General Science 9 Electricity Circuits Review Guide Name Block Multiple Choice 1 The strength of an

# Electricity_and_Circuits_Review_Guide_ver_2.pdf - General...

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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? a. ampere b. ohm c. volt d. coulomb _____ 3. If a neutral metal comb is held near an object with a negative charge, the comb will become charged by a. induction b. contact c. friction d. static discharge _____ 4. The type of current in your school is mostly a. direct current b. alternating current c. series current d. produced by batteries _____ 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? a. increasing its thickness b. increasing its temperature c. increasing its length d. all of the above _____ 7. Which of the following is maintained across the terminals of a battery?

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