brush up your memory! (units 1-5)

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Across
  1. 4. memory that can be quickly accessed
  2. 5. it is a network that connects computers to a network without cables
  3. 7. connected to the Internet
  4. 8. a small device that moves the cursor and selects items on a computer screen
  5. 10. the act of protecting information is called information
  6. 14. a board onto which computer circuitry is attached
  7. 15. programs added to computers
  8. 17. the physical parts of a computer
  9. 18. an identification number
  10. 19. a group of computers that are connected in order to share data or communicate
Down
  1. 1. it carries out the instructions of computer programs
  2. 2. it moves cool air into computers
  3. 3. a worldwide network of computers
  4. 6. a computer that is small enough for you to carry around
  5. 8. a device that displays images
  6. 9. it connects a peripheral to a computer
  7. 11. a device that is added to a computer
  8. 12. a phone that you take with you to make calls and access the Internet
  9. 13. it is a monitor that lets users interact with the computer by touching the scrren
  10. 16. a computer smaller than a laptop with a touch screen