Energy

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Across
  1. 3. First law of thermodynamics
  2. 4. warm or hot
  3. 5. nonconductor
  4. 6. active
  5. 9. replay
  6. 10. thin piece of wood
  7. 12. auto parts
  8. 14. loop
  9. 15. broken electrical path
  10. 17. gas
  11. 19. electricity path that flows through multiple loops
  12. 20. wood or machine component
  13. 22. beam of sunshine
Down
  1. 1. change
  2. 2. automated
  3. 7. electrode
  4. 8. machine handle
  5. 9. wired
  6. 11. slanted surface
  7. 13. lifting device
  8. 16. Lab compound
  9. 18. single path for current flow
  10. 20. swap or trade
  11. 21. stored energy