Spelling #19 Crossword

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Across
  1. 3. a contest that determines who goes to the finals
  2. 4. optical instrument used to see distant objects
  3. 8. a mythical animal with one horn
  4. 9. lenses designed to help see near and far
  5. 11. a half-circle shape
  6. 14. happening every two weeks
  7. 15. a flat shape with three sides
Down
  1. 1. a half circle or curved seating arrangement
  2. 2. occurring twice a year
  3. 5. all of space and everything in it
  4. 6. the same throughout, consistent
  5. 7. a vehicle with three wheels
  6. 10. a vehicle with two wheels
  7. 12. a half sphere, like half the Earth
  8. 13. a flying aircraft with two sets of wings