Communication over Time

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Across
  1. 2. A global network connecting millions of computers.
  2. 5. Shows moving images and sound to share news or entertainment.
  3. 7. Talkie A two-way radio used for short distance talking.
  4. 8. Used in ancient times to send messages through beats.
  5. 9. A small device that beeps when someone is trying to contact you.
  6. 13. Machine used to send emails, chat, or video call.
  7. 14. Flag system used to send messages with visual signals.
  8. 15. Sends sound through invisible waves, no wires needed.
  9. 16. Sends a printed copy of a document over phone lines.
  10. 18. Code A system of dots and dashes used in telegraphs.
  11. 19. A device to speak with someone far away.
Down
  1. 1. Sends communication signals through space.
  2. 3. Phone A wireless device used to call or text.
  3. 4. Pigeon Birds trained to carry written messages over long distances.
  4. 5. Sent electric signals over wires to transmit messages.
  5. 6. Sends messages instantly over the internet.
  6. 10. A phone that also has internet, apps, and a camera.
  7. 11. Signals Used by Indigenous peoples and ancient cultures to send messages using fire.
  8. 12. Media Online platforms to share messages, photos, or videos.
  9. 17. Press Allowed mass communication by producing many books or papers