Electricity- Lux

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Across
  1. 2. a circular path which electricity passes
  2. 7. a source of energy that can run out
  3. 9. uncharged. proton and electrons are equal
  4. 11. the unit measurement of electrical power
  5. 12. center of an atom
  6. 15. a circuit made of 2 or more connecting circles
  7. 16. an atom has more protons that electrons
  8. 17. an atom has more electrons that protons
  9. 19. a positive charge in the nucleus equal to that of an electron that does not move
  10. 20. a device that converts electrical energy into mechanical energy
Down
  1. 1. electricity that consists of isolated motionless charges
  2. 3. the ability to do work
  3. 4. the unit measurement of electrical pressure or force which causes electric current to flow
  4. 5. a source of energy that is not able to run out
  5. 6. energy made of electrical charges through a conductor
  6. 8. a negative charge equal to that of a proton that spins around the nucleus
  7. 10. the measurement of electrical current
  8. 13. a device for making, breaking or changing the connections in an electrical circuit
  9. 14. materials that are poor conductors of electricity and resist the flow of electrical charges
  10. 18. what objects are made of