Anatomy of an computer.

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Across
  1. 1. the brain that carries out your computer’s instructions
  2. 4. can attach some older keyboards, mice, and modems to the serial
  3. 6. MP3 players, modern printers, and PDAs require USB
  4. 9. helps connect many different types of peripherals
  5. 11. A large PCB
  6. 12. houses graphics cards
  7. 13. CPU stores temporary information in this
Down
  1. 2. can add devices modems and sound cards to this.
  2. 3. are normally green or purple
  3. 5. funnels power through multicolored cables
  4. 7. Motherboards often have integrated this
  5. 8. FireWire connections are quickly replacing this
  6. 10. performs system checks before starting the main OS