Earth's Tilt and the Changing Seasons

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Across
  1. 2. What season occurs when northern axis tilts toward Sun?
  2. 4. What month is spring equinox?
  3. 9. What determines temperature variations on Earth?
  4. 10. How many hours long are day and night during equinox?
  5. 13. What length of day does the winter solstice mark?
  6. 16. What type of event is a solstice?
  7. 18. What event has equal day and night?
  8. 19. What season occurs when northern axis tilts away from Sun?
  9. 20. What about Earth’s axis causes Earth's seasons?
  10. 22. What shape is Earth's orbit?
  11. 23. What length of day does the summer solstice mark?
Down
  1. 1. What is Earth's movement around the Sun called?
  2. 3. Which hemisphere tilts toward Sun in June?
  3. 5. What type of equinox occurs in September?
  4. 6. What astronomical event marks longest/shortest day?
  5. 7. What month is the summer solstice in northern hemisphere?
  6. 8. Where does sunlight hit most directly?
  7. 11. What does "equinox" mean? (no spaces)
  8. 12. Which hemisphere tilts away from Sun in June?
  9. 13. 22 What month is autumn equinox?
  10. 14. What causes day and night?
  11. 15. What month is the winter solstice in northern hemisphere?
  12. 17. How long does Earth take to orbit the Sun? (one word)
  13. 21. What type of equinox occurs in March?