Moon and Earth

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Across
  1. 4. when the Sun, Moon, and Earth make a 90° angle
  2. 5. when the luminosity of the moon is at 100%
  3. 8. the name for Earth's orbit around the sun
  4. 10. how long does it take for the Earth to make one orbit around the sun?
  5. 11. when the luminosity is 50%
  6. 13. when the luminosity of the moon is increasing
  7. 14. how long does it take for the Earth to make one rotatioits its axis?
Down
  1. 1. when the Sun, Moon, and Earth make a straight line
  2. 2. when the luminosity of the moon is between 1-49%
  3. 3. the luminosity of the moon is at 0%
  4. 6. when the luminosity of the moon is between 51-99%
  5. 7. the name of when the Earth spins on its axis
  6. 9. what the Earth's axis is always pointing towards
  7. 12. when the luminosity of the moon is decreasing