Time travel

1234567891011121314151617181920
Across
  1. 1. To bend or change time or space.
  2. 4. A period of 10 years.
  3. 6. A long period of history with a particular character.
  4. 10. A situation where time travel causes a logical impossibility.
  5. 15. The idea that a small change can cause big consequences in the future.
  6. 17. Something new that has been created for the first time.
  7. 18. The time that has already happened.
  8. 19. The future that is believed to be fixed or unavoidable.
  9. 20. A device that allows someone to travel to the past or future.
Down
  1. 2. A different version of the world that exists because history changed.
  2. 3. A prediction about the future.
  3. 5. A doorway that connects different times.
  4. 7. A time of great political or social change.
  5. 8. The time that has not happened yet.
  6. 9. A person who can live forever.
  7. 11. The order in which events happen in history.
  8. 12. A period of 100 years.
  9. 13. A person related to you who lives after you.
  10. 14. A person in your family who lived long ago.
  11. 16. The continuous flow of time.