Irish Physical Science C. 17 Electricity

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Across
  1. 1. path taken by electric current
  2. 4. type of electrical charge that builds up, but isn't moving
  3. 6. device that produces current by converting chemical energy to electrical energy
  4. 8. matter that lets charge pass through
  5. 10. one or more cells working together
  6. 12. circuit with a single pathway
  7. 13. area around a charged object affected by that charge
  8. 15. circuit that is not complete so charge does not flow
  9. 19. positively charged subatomic particles
  10. 20. device that can open and close a circuit
  11. 23. _____ circuit occurs when bare wires touch allowing current to go an easier way
  12. 24. what like charges do
  13. 25. contacts that make up the terminals of a cell
  14. 26. _______ difference is also known as voltage
  15. 28. negatively charged subatomic particles
  16. 33. unit of resistance
  17. 35. current that goes from the positive to negative terminal (opposite the direction of the electrons)
  18. 39. what unlike charges do
  19. 42. charge of matter with extra electrons
  20. 43. current that flows one way
  21. 45. ends of a battery
  22. 47. _______ of charge means charge is never created or destroyed
  23. 49. type of acid in car batteries
Down
  1. 2. matter that does not let charge pass through
  2. 3. type of diagram used to show circuits
  3. 5. circuit that provides a complete path for charge to flow
  4. 7. quantity equal to current x voltage
  5. 9. _______ is the same throughout a series circuit
  6. 11. force that opposes the movement of charge
  7. 14. used to show an electric field around an object in a diagram
  8. 16. factor besides charge of particles that determines electrical force
  9. 17. is the rate of movement of charge
  10. 18. force that can cause an object to become charged by rubbing
  11. 19. circuit with multiple pathways
  12. 21. unit of power
  13. 22. SI unit of charge
  14. 25. solution that conducts electricity
  15. 27. resistance of a conductor
  16. 29. unit of current
  17. 30. _______ charge means the total charge of an object may be neutral, but the opposite ends are charged
  18. 31. potential difference equal to a joule/coulomb
  19. 32. term that means molecules have different parts with different charges
  20. 34. _________ is the same throughout a parallel circuit
  21. 36. also called potential difference
  22. 37. subatomic particles with no charge
  23. 38. charge of something with equal protons and electrons
  24. 40. resistance of an insulator
  25. 41. circuit _______ is a switch that opens when there is too much current
  26. 44. type of cell that contains a conducting solution
  27. 46. charge of matter with a deficit of electrons
  28. 47. an electrical property of matter
  29. 48. device with a metal strip that melts in 2 when there is too much current