Earth Science Vocabulary Puzzle

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Across
  1. 4. made up of billions of galaxies
  2. 6. exactly east
  3. 9. revolve around the sun; their distance from the Sun directly affects their characteristics
  4. 11. occurs when the moon passes between the Sun and the Earth- only during a new moon
  5. 13. a circle’s one fixed central
  6. 14. amount of sunlight received in a location in a day
  7. 15. when the Sun sometimes looks bigger and sometimes looks smaller
  8. 16. theory claiming the universe began at one point
  9. 19. demonstrates that the Earth is rotating
  10. 20. used to describe the shape of an orbit; has a range of 1 to 0
  11. 22. 6/21
  12. 23. actual amount of light a star shines into space
  13. 26. large system of billions of stars
  14. 27. when a planet is closest to the Sun in its orbit
  15. 29. path taken by one body as it revolves around another body
  16. 30. Sun is directly overhead
Down
  1. 1. 12/21
  2. 2. name of the North Star
  3. 3. one celestial body passes through the shadow of another and blocks the lit portion
  4. 5. densely packed regions of stars
  5. 7. a hot, luminous, gaseous celestial body seen by the light they emit
  6. 8. energy from the sun in the form of radiation
  7. 10. occurs when the moon passes through Earth’s shadow- only during a full moon
  8. 12. further from the Sun, the longer it takes to go around the Sun
  9. 17. when a planet is furthest from the Sun in its orbit
  10. 18. 9/21
  11. 21. 3/21
  12. 24. Sun reaches maximum altitude for its location
  13. 25. exactly west
  14. 28. depends on the Angle of Insolation-the angle at which the Sun’s rays hit the surface of Earth