Ben Schwan chapter 7

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Across
  1. 5. An electric current that repeatedly reverses its direction
  2. 7. region of magnetic influence around a magnetic pole
  3. 8. Any material having free charged particles that easily flow through it when an electrical force acts on them
  4. 10. measured in ohms
  5. 12. Current=Voltage/resistance
  6. 14. An electric circuit with devices connected in such a way that he same electric current exists in all of them
  7. 15. The SI unit of electric charge
Down
  1. 1. An electric current that flows in one direction only
  2. 2. The voltage difference
  3. 3. The voltage is also called...
  4. 4. A magnet whose field is produced by an electric current
  5. 6. An electric circuit with two or more devices connected.
  6. 9. the rate of energy transfer, or rate of doing work
  7. 11. Any material with very little to no free charged particles
  8. 13. A material that can be made to behave sometimes as an insulator and sometimes as a conductor