19. The energy supplied by a unit charge as it moves from one point to the other in the direction of the field is called A. potential difference B. electric field C. electric field industry D. electric field intensity 20. The diagram below shows an electric field produced by a positive source charge (represented by arrows) and two points labeled A and B located within the electric field. A positive test charge is shown at point A. Assume that the positive charged is moved from point A to point B. Which of the following is NOT true? B. A. Electric field is uniform. B. Work is done on the charge. C. Electric potential is greatest at point A. D. Electric potential energy is greatest at point B. 9. The quantity electric potential is defined as the amount of C. force per charge A. electric potential energy B. force acting upon a charge D. potential energy per charge 10. Supposing that the electric potential at a given location is 10 joules per coulomb. What is the electric potential energy of 5 coulomb charged object at that point? A. 2J B. 5J C. 15J D. 50 J 12. At which point is the electric field the weakest, based on the figure below? A. At A because it is the furthest away. B. At A because the field lines are further apart. C. At C because the field lines are further apart. D. At C because it is the furthest away. 13. The potential difference between the terminals of a connection wire is C. less than zero D. greater than zero A. zero B. Infinity A. 1/9 E B. 1/3 E C.3E D. 9 E 15. Electric potential as distance increases A. zero C. increases B. decreases D. remains constant 16. What is voltage? A. The number of volts per coulomb. B. The amount of electric potential energy per volt. C. The amount of 1 coulomb of charge per unit of potential energy. amount of electric potential energy per one coulomb of charge. 17. As a proton moves in the direction of the electric field lines, it also moves from D. A. low potential to high potential and gains electric potential energy. B. low potential to high potential and loses electric potential energy. C. high potential to low potential and gains electric potential energy. D. high potential to low potential and loses electric potential energy-