Electricity

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Across
  1. 2. a combination of electrical cells
  2. 4. a metal strip that reacts with an electrolyte
  3. 6. a material that can slow current flow in a circuit
  4. 7. a device that turns a circuit on or off
  5. 10. measures static electricity
  6. 16. a material that blocks the movement of electrons
  7. 17. the SI unit for measuring electric current
  8. 18. the movement of electrons within an object caused by a nearby charged object
Down
  1. 1. a device that converts electrical energy to another form of energy
  2. 3. a liquid or paste that conducts electric charge
  3. 5. the SI unit for measuring resistance
  4. 7. a circuit that has only one path along which electrons can flow
  5. 8. the back and forth flow of electric current at regular intervals
  6. 9. the SI unit for measuring voltage
  7. 11. a material that allowst the movement of electrons
  8. 12. a complete path in which electrons can flow
  9. 13. a circuit that has multiple paths along which electrons can flow
  10. 14. a safety device with a metal wire that bends when heated
  11. 15. a safety device in an electric circuit with a metallic conductor and a low melting point
  12. 19. the flow of electric current in one direction