Crossword 5

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Across
  1. 3. U-shaped electromagnet
  2. 7. electricity and magnetism combined together
  3. 8. a component used in an electric circuit
  4. 9. navigational instrument to find directions
Down
  1. 1. a safety device for breaking the circuit during overloading of current
  2. 2. a soft iron bar that is part of an electric doorbell
  3. 4. circuit breaker or connector
  4. 5. temporary magnet used in loudspeaker
  5. 6. filament of an electric bulb