Electricity

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Across
  1. 7. a pathway to carry electric current
  2. 9. a material that lets electricity travel through it easily
  3. 10. instrument used to measure voltage
  4. 11. instrument used to measure current
  5. 12. a material that does not let electricity through it easily
  6. 14. type of circuit that only has one pathway for electrons
  7. 15. a gap in the circuit that can be closed to allow the current to flow
  8. 18. a tiny particle with a negative charge
  9. 20. type of circuit that has more than one pathway for electrons
  10. 21. like charges _________
Down
  1. 1. the pushing power of a battery
  2. 2. when investigating if the length of wire affects the voltage all other factors must be kept the same to make sure the experiment is ________
  3. 3. adding more lamps to a series circuit will make the lamps _____________
  4. 4. unlike charges ________
  5. 5. the flow of electrons
  6. 6. unit of measurement for voltage
  7. 8. removing a cell from a series circuit will ___________ the voltage
  8. 9. a store of chemical energy that can be converted to electrical energy
  9. 13. unit of measurement for current
  10. 16. adding more lamps to a parallel circuit _______ the current
  11. 17. when two of the same metal is used in a chemical cell the voltage is ________
  12. 19. the current is the _________ at different points in a series circuit