A Sound of Thunder

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Across
  1. 3. huge & hollow
  2. 6. foul; rotten
  3. 7. shiver, quake, quiver
  4. 9. never-ending; unlimited
  5. 10. not worth saving or keeping
  6. 12. mutually related
  7. 13. bands of varying colors of light
Down
  1. 1. increases
  2. 2. right or license to market a service or good; business
  3. 4. weightless
  4. 5. contradictory in nature
  5. 8. a state of uncontrolled emotion
  6. 11. a trace of something bad