crossword puzzle

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Across
  1. 2. the coldest place in the north
  2. 7. the north star
  3. 9. when the sun is facing away
  4. 11. a 1 zone that is always hot/warm
  5. 15. when teg sunlight is less direct
  6. 16. the earth orbiting the sun
  7. 17. On time around the sun
  8. 19. when the sunlight is more direct
Down
  1. 1. the southern half of earth
  2. 3. the south tropic
  3. 4. the shape of the earths orbit
  4. 5. what does the earth do around the sun
  5. 6. the northern half of earth
  6. 8. a bright star
  7. 10. the opposite of clockwise
  8. 12. the coldest place in the south
  9. 13. another word for mistakes
  10. 14. the north tropic
  11. 18. a line down the middle of earth