Unit 2

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Across
  1. 5. the use of science to invent useful things
  2. 8. a piece of equipment that has been made to do a
  3. 9. relating to electricity
  4. 11. to join or connect two or more things together
  5. 14. facts or details about someone or something
  6. 16. a flat surface on which you see images
  7. 17. a way of being able to use or get something
  8. 19. and heat
  9. 20. job
  10. 21. the power that is used to operate machines and provide
Down
  1. 1. a program that runs on a computer and performs
  2. 2. a new idea, device, or way of doing something
  3. 3. using or characterized by computer technology
  4. 4. to look carefully for someone or something
  5. 6. functions
  6. 7. a person that uses or operates something
  7. 9. a form of power that is used to operate machines
  8. 10. the part of a computer that stores information
  9. 12. to talk to someone in a casual way
  10. 13. to put it where people can see it
  11. 15. not to be switched on or connected
  12. 18. a small round mark
  13. 19. to cause a program or file to become available