Science crossword

1234567891011121314151617
Across
  1. 2. De Graaf-generator
  2. 5. or change
  3. 7. process by which heat or electricity
  4. 8. circuit- its closed
  5. 10. a large scale of natural spark
  6. 11. discharge- release of electricity
  7. 13. a process of reasoning
  8. 14. circuit- its open
  9. 15. the strength of an electric current
  10. 17. directly transmitted
Down
  1. 1. someone or something who directs the performance
  2. 3. interaction
  3. 4. a substance
  4. 6. a connection between an electrical conductor and the earth
  5. 7. a body of water moving in a definite direction
  6. 9. electronic component
  7. 11. force- repulsive or
  8. 12. pressure from an electrical circuit
  9. 16. a measure of opposition