Electrical Components Crossword

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Across
  1. 2. a board that holds all the components
  2. 4. a switch that turns on and off
  3. 6. light emitting diodes
  4. 7. the pin that supplies power
  5. 8. emits light in pixels
Down
  1. 1. input voltage
  2. 3. uses a polymer electrolyte
  3. 4. a loudspeaker that produces sound
  4. 5. it limits the flow of the current