THE HIDDEN NETWORK OF INTERNET

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Across
  1. 4. the energy from the sun, a lamp, etc. that makes it possible to see things
  2. 5. a person who studies something carefully and tries to discover new facts about it
  3. 6. to allow liquid or gas to get in or out through a small hole
  4. 7. a very small piece of a material that is a semiconductor, used to carry a complicated electronic circuit
  5. 10. not having much distance between the top or surface and the bottom
  6. 12. an image in a mirror, on a shiny surface, on water, etc.
  7. 13. a person whose job involves designing and building engines, machines, roads, bridges, etc.
  8. 14. the main computer on which this program is run
Down
  1. 1. made to appear to exist by the use of computer software
  2. 2. without using wires for the receiving equipment
  3. 3. metal in the form of thin thread
  4. 8. an international computer network connecting other networks and computers that allows people to share information around the world
  5. 9. a complicated system of roads, lines, tubes, nerves, etc. that are connected to each other and operate together
  6. 11. to make somebody unable to breathe easily for a short time