Electricity Crossword

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Across
  1. 2. The rate of movement of electric charge
  2. 5. The unit of charge
  3. 8. A source of energy that generates an electric current
  4. 10. A device that accumulates very large charges
  5. 11. The practical unit of electrical energy
  6. 13. A device for detecting the presence of an electric charge
  7. 15. The ratio of useful energy output to total energy input
Down
  1. 1. A material in which electrons can move easily between atoms
  2. 3. The unit of resistance
  3. 4. An object that can supply a very large number of electrons to, or can remove a very large number of electrons from, a charged object, thus neutralizing the object
  4. 6. The unit of electric current
  5. 7. A form of energy that results from the interaction of charged particles, such as electrons or protons
  6. 9. The study of static charges
  7. 10. The unit of potential difference
  8. 12. A unit of electrical power
  9. 14. A resistor or any other device that transforms electrical energy into heat, motion, sound, or light