Anatomy of a computer

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Across
  1. 4. You use this if you have an older printer or scanner
  2. 5. the brain of the computer
  3. 9. this houses your graphics card
  4. 13. RAM
Down
  1. 1. slower than USB and FireWire ports
  2. 2. you can use this to connect many different peripherals
  3. 3. if you want better sound quality you buy this
  4. 6. this activates when you turn on the computer
  5. 7. the ports protrude from the back of the computer
  6. 8. the ports can transfer data
  7. 10. this is not the prettiest unit
  8. 11. Houses most of your computers components
  9. 12. ports are generally coloured purple and green