Electricity Review

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Across
  1. 2. method of induction
  2. 3. F = k((q1q2)/r2)
  3. 7. unit of measure for electric current
  4. 8. method of charging a neutral body by rubbing two objects together to move electrons
  5. 11. type of material in which a charge doesn't easily move
  6. 13. galvanic cells connected to convert chemical energy into electrical energy
  7. 14. method of charging a neutral body by touching it
  8. 15. an electrostatic generator that when touched causes a person to become charged
  9. 18. difference in electrical PE, measured in volts
  10. 20. method of charging a neutral body by bringing another charged object near it to rearrange the electrons
  11. 21. opposition to flow of electric charge, measured in ohms
  12. 23. closed loop in which electricity continuously flows through
  13. 24. continous flow of electrons
  14. 25. k=9x10^9 (for air)
Down
  1. 1. jagged line
  2. 4. resistance equals voltage divided by current (r = v/i)
  3. 5. circuit in which all current travels through one place
  4. 6. type of material in which a charge easily moves
  5. 9. used to show resistance, voltage, and current in a circuit
  6. 10. circuit in which current is separated to be eventually rejoined
  7. 12. measure at which energy is transferred, calculated by multiplying current and voltage (IV)
  8. 16. alternates direction of flow periodically, used in electrical grid
  9. 17. flows in one direction, used in batteries
  10. 19. device designed to have a specific resistance
  11. 22. standard SI unit of charge