2. Welcome to Physics Jeopardy Chapter 17

3. Final Jeopardy Question Electric Current Circuits 100 Capacitance Electric potential& Electric potential difference 500 400 300 200 100 200 300 400 500 Electric Powers

4. Back Current 100 pts What is the unit for current?

5. Amp =c/s Back current 100 pts Answer

6. How much charge must pass in 2s for the current to be 4.0A? Back Current 200 pts

7. 8 c Back Current 200 pts

8. The rate of flow of charge in a closed circuit? Back Current 300 pts

9. Current Back Current 300 pts

10. Back Electric current 400pts What is the device used to measure current and how is it hooked placed in the circuit?

11. Ammeter, series Back Current 400 pts Answer

12. Which of the following would increase the current threw a light bulb in a circuit? a.Adding a battery in series b.Adding a battery in parallel c.Adding a switch d.Adding another light bulb Back Current 500 pts

13. Back Current 500pts Answer Adding a battery in series

14. Back Circuits 100pts What are three necessary elements To complete a circuit?

15. Voltage source Resistance Conducting wire Back Circuits 100 pts

16. Back Which is true concerning charges in Circuits? 200 pts a.Charges that leave the positive terminal of the battery Come back through the negative terminal b. Charges are lost as they come back into the battery c. Charges are lost as they enter the light source d. Charges are created inside the battery

17. Back Electric Materials 200pts Answer a.

18. What potential difference is required to cause a 6.0 A to flow through a resistance of 2.0 ohms? Back Circuits 300 pts

19. Back Electric Materials 300 pts 12 Volts

20. Back If a light goes out in a string of Christmas lights and the whole strand goes out. Those lights must be connected in _________. Electric circuits 400

21. Series Back Electric current 400 pts Answer

22. A 12 volt battery is connected to two light bulbs in parallel, if the one light goes out what happens to the other light? Back Electric Circuits 500 pts

23. Nothing changes Back Electric Materials 500 pts Answer

24. Back Electric Power 100 pts A 500 W device is connected to a 100-V power source. What Current flows through it?

25. 5 Amps Back Electric Power 100 pts Answer

26. Back Electric Power 200pts Rate at which energy is transferred is called?

27. Back Power Electric Forces 200pts Answer

28. What happens to the power dissipated in a circuit if the current increases by a factor of four, and the resistance is doubled? Back Electric Power 300pts

29. Back Electric Forces 300pts Answer Increases by a factor of thirty two.

30. Back Electric energy can be conserved by using high voltage lines because?

31. Current decreases and so does the loss of power Back

32. What power is lost when a 6 Amp current flows through a 5 ohm resistor ?

33. 180 Watts Back

34. A positive strip touches the knob of the electroscope and then removed. What happens to the leaves when it is removed? Back

35. They stay positively charged and apart. Back

36. What type of charge is left on a electroscope if it is charged negatively by induction? Back

37. Positive

38. What type of material is an electroscope made of? Back

39. Conductor Back

40. It must be grounded? Back

41. What must be done to an electroscope to induce a positive charge before removing a negative charge?

42. What does the electroscope show when the electroscope leaves open? Back

43. The electroscope opens due To repulsion? Back

44. What is the unit for electric field? Back

45. N/C Back

46. What current is produced if an 3 ohm resistor is connected in series with a 9 v battery? Back

47. 3 Amps

48. What direction does the field lines take with respect to positive and negative charges? Back

49. Away from positive charges Toward negative charges Back

50. What is the electric field in a region a 1 uC test charge experiences a 200 N Force?

51. 2 x 10 ^8 N/C Back

52. In a region of charge. What does the electric field depend on?

53. Back E = k Q / D 2 Q The charge in the region D The distance from the test charge To the charge distribution.

54. When was the internet developed? Back

55. 1960’s Back