History of Communication Technology

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Across
  1. 6. Invented by Guttenberg in 1440.
  2. 7. Using precise and bold movements to communicate with people.
  3. 8. The most basic form of communication.
  4. 9. Symbols and letters used to make words.
  5. 10. Staple of the American living room since 1950.
Down
  1. 1. Send and receive messages using an electric current.
  2. 2. Series of dots and dashes to make an alphabet.
  3. 3. This society was the first to use sophisticated symbols to communicate.
  4. 4. Inventor of the telephone
  5. 5. The proper greeting for answering a phone call.