1. the south pole of a magnet is held 2 inches from the north pole of a second magnet, and the force between them is measured. if the magnets are moved to 4 inches apart, the force will a. not change b. be doubled c. be halved d. be quartered e. none of the above 2. many people consider to be the founder of modern physics. a. aristotle b. isaac newton c. michael faraday d. albert einstein e. james maxwell 3. the inventor of the electrical generator: a. aristotle b. isaac newton c. michael faraday d. albert einstein e. james maxwell 4. a “package” of light that acts like a particle: a. photon b. proton c. neutron d. electron e. monopole 5. magnetic lines indicate the direction that the magnetic force pushes at any point near the magnet. a. force b. field c. power d. circuit e. pole 6. if all of the lights on a string go out when one bulb burns out, the lights are part of a(n) circuit. a. open b. grounded c. series d. ground fault interrupt e. parallel 7. electrically charging an object through contact with an object that is already charged is charging by: a. generation b. induction c. conduction d. deduction e. friction 8. electrically charging an object without direct contact with an object that is already charged is charging by: a. generation b. induction c. conduction d. deduction e. friction 9. electrically charging an object through rubbing contact with an object that is not already charged is charging by: a. generation b. induction c. conduction d. deduction e. friction 10. the force between charged objects is proportional to the amount of electrical charge on each object. a. directly b. indirectly c. moderately d. inversely e. all of the above 11. the force between charged objects is proportional to the square of the distance between the objects. a. directly b. indirectly c. moderately d. inversely e. all of the above 12. electrically charged objects with like charges each other. a. attract b. repel c. do not affect d. merge with e. none of the above 13. electrically charged objects with opposite charges each other. a. attract b. repel c. do not affect d. merge with e. none of the above 14. electrical current is measured in a. meters b. ohms c. volts d. newtons e. amperes 15. electrical is the amount of charge that flows through a fixed point in an electric circuit each second. a. resistance b. friction c. current d. power e. voltage 16. electric conductors like wires and stove elements heat up because of a. resistance b. friction c. current d. centrifugal e. voltage 17. who proved that magnetism and electricity are governed by the same force? a. newton b. maxwell c. faraday d. duhem e. none of the above 18. electric current flows from the negative side of a battery to the positive side in what kind of circuit? a. open b. closed c. conventional d. induction e. all of the above 19. a thick wire will have resistance than a thin wire of the same material. a. open b. marginal c. greater d. less e. none of the above 20. the thin wire in the previous question will convert electromagnetic force into which of the following? a. voltage b. amperes c. current d. all of the above e. none of the above