1. 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 Magnets Conductor or Insulator Circuits Electrical Vocabulary Parts of the Light bulb

2. This happens when two objects are pulled together

3. What is attract?

4. This happens when things push away, like two magnets push away from one another

5. What is repel?

6. An instrument that uses a freely moving magnet to indicate direction

7. What is a compass?

8. A temporary magnet created when current flows through wire wrapped in coils

9. What is an electromagnet?

10. A region of magnetic force around a magnet

11. What is a magnetic field?

12. Aluminum foil

13. What is a conductor?

14. Rubber band

15. What is an insulator?

16. Wood

17. What is an insulator?

18. A wet body

19. What is a conductor?

20. Glass

21. What is an insulator?

22. A device that can open or close an electrical circuit

23. What is a switch?

24. A broken or incomplete path that electricity cannot flow through

25. What is an open circuit?

26. A clear and complete path that electricity can flow through

27. What is a closed circuit?

28. A circuit in which the current must flow through each electrical device in order to complete the circuit

29. What is a series circuit?

30. A circuit in which each electrical device is independently connected to the electrical source

31. What is a parallel circuit?

32. The common name for a dry cell

33. What is a battery?

34. A discharge of static electricity from a thundercloud

35. What is lightning?

36. The flow of electrons that causes electricity

37. What is current?

38. A material that electricity has difficulty flowing through

39. What is a resistor?

40. A buildup of an electrical charge

41. What is static electricity?

42. The metal wires that glows brightly when electricity flows through them

43. What is the tungsten filament?

44. The thin layer of glass that surrounds the light bulb mechanism and the inert gases

45. What is the glass envelope?

46. The threaded base of the bulb that secures it to a lamp

47. What is the screw cap?

48. The glass that insulates the bulb's fuses - located in the stem of the bulb

49. What is the fuse enclosure?

50. The bulb is filled with this kind of gas

51. What is inert gas?