Crossword

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Across
  1. 4. Device that transforms power from one form to another form
  2. 6. Unit of sound
  3. 7. Unlike poles ________ each other
  4. 8. Adding small amounts of impurities to intrinsic semiconductor is called ____
  5. 10. Combination of 8 bits
Down
  1. 1. Circuit is assembled on
  2. 2. Material that doesn’t conduct electricity
  3. 3. ______ impurities are added to get n-type semiconductor
  4. 5. Addition of oxygen atoms
  5. 9. O3 is the formula of