Time travel

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Across
  1. 1. DC superhero known for running so fast he breaks time
  2. 4. Einstein’s theory linking time, space, and gravity.”
  3. 6. Theory that many different realities are happening at once
  4. 9. Feeling that you've experienced something before
  5. 10. Theoretical tunnel through space-time
Down
  1. 2. Movie/book Genre that often features time travel
  2. 3. Two-way ticket
  3. 5. movie with the famous quote i'll be back
  4. 7. Time-traveling police box in Doctor Who
  5. 8. Famous car used for time travel in Back to the Future