spelling wk 10

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Across
  1. 2. a message sent by telegraph and then delivered in written or printed form, used in the UK only for international messages since 1981.
  2. 3. system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection.
  3. 4. a lens with a longer focal length than standard, giving a narrow field of view and a magnified image.
Down
  1. 1. a television broadcast.
  2. 2. a system for transmitting voices over a distance using wire or radio, by converting acoustic vibrations to electrical signals