Inventions

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Across
  1. 6. the global system of interconnected computer networks
  2. 7. device for speaking to someone in another place
  3. 9. the glass part of an electric lamp, which gives out light when electricity passes through it.
  4. 10. an apparatus for receiving radio programmes.
Down
  1. 1. container which is kept cool inside,so that the food and drink in it stays fresh.
  2. 2. is a equipment used for printing documents and images
  3. 3. small, movable device that lets you control a range of things on a computer.
  4. 4. a device for recording visual images
  5. 5. oven which cooks food very quickly by electromagnetic radiation rather than by heat.
  6. 8. is a telecommunication medium for transmitting moving images and sound