Unit 5: The Solar System

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Across
  1. 2. one circle around the sun
  2. 4. when the moon is a perfect circle in the night sky
  3. 7. the invisible line around the center of the Earth
  4. 8. the area north of the equator and south of the equator
  5. 9. the invisible line from the North pole to the South pole
  6. 11. an object that orbits a bigger object
  7. 13. one circle around the earth's axis
Down
  1. 1. when the moon isn't visible in the night sky
  2. 3. the time when the earth is not facing the sun
  3. 5. the fixed circle around an object
  4. 6. the different shapes of the moon
  5. 10. the four positions of the earth in relation to the sun
  6. 12. the time when the earth is facing the sun