Electricity

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Across
  1. 1. characteristic of an object made of atoms with an unequal number of protons and electrons
  2. 6. tiny particles in an atom that carry a negative electrical charge
  3. 9. a standard unit used to measure household electrical power use
  4. 11. a device used to complete (close) or interrupt (open) a circuit
  5. 12. a material that allows electrons to move
  6. 14. a standard unit used to measure the amount of electric power
Down
  1. 2. a standard unit for measuring the rate of flow of an electric current
  2. 3. a machine that produces an electric current
  3. 4. a measure of conductivity
  4. 5. a standard unit used to measure work or energy
  5. 7. an electrical path through which a current returns to its source
  6. 8. electrical safety device
  7. 10. a standard unit used to measure the force (push) of an electric current
  8. 13. the flow of electric charge