11. Imagine a simple circuit with is replaced with a 3 volts battery, what will happen? A. The bulb gets brighter. B. The bulb gets dimmer. C. The bulb stays at the same level of brightness D. Nothing has changed. 12. Which statement is correct about electric current powered by a battery? 1. It always flows clockwise. II. It gets used up as it goes around the circuit. III. It does not get used up as it goes around the circuit. A. I. B. II C. III D. I, II and III 13. What needs to be done to this circuit so that the lamp lights up? A. Close the switch. B. Add another wire. C. Add another bulb or lamp. D. Add a battery and close the switch D. All of the above 14. Which serves as a load? A. bulb B. Electric motor C. Electric appliance 15. The bulb in a circuit lights up when it is_​