Astronomy Vocabulary Part 1

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Across
  1. 2. year occurs once every four years because Earth's orbit is 365 1/4 days
  2. 7. seasons based on the annual temperature cycle
  3. 8. annually, happening once a year
  4. 10. the spinning of an object on its axis
  5. 11. something that happens over and over again
  6. 12. the North Star that never moves
  7. 13. the path one object takes around another
  8. 14. an imaginary line about which a body rotates
  9. 16. caused by Earth's tilt on its axis as it revolves around the Sun
Down
  1. 1. the sun’s height above the horizon
  2. 3. when day & night are equal length due to the position of the sun
  3. 4. diurnally, happening once a day
  4. 5. the longest & shortest day of the year due to the position of the sun
  5. 6. related to the sun
  6. 9. seasons based on the position of Earth in relation to the Sun
  7. 10. the movement of one object around
  8. 15. related to the moon