Earth, Moon, and Sun Crossword Puzzle

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Across
  1. 1. The star that is the main source of light at the center of our solar system.
  2. 2. Moon _____ - The shape of the illuminated part of the Moon as it appears from Earth.
  3. 6. Losing light
  4. 10. Something we observe to be similar over and over again.
  5. 11. A moon phase that looks like more than a half circle from Earth.
  6. 12. An object, diagram, or computer program that helps us understand something by making it simpler or easier to see.
  7. 13. A moon phase where the Moon is not visible from the Earth.
  8. 14. A rocky sphere that travels around a planet.
  9. 15. The border between light and dark on the moon.
Down
  1. 1. The relative size of things.
  2. 3. Lunar _____ - When the Moon is completely darkened by Earth's shadow.
  3. 4. A moon phase that looks like half a circle from Earth.
  4. 5. Gaining light
  5. 7. To shine light on an object and make it visible.
  6. 8. A moon phase that looks like less than a half circle from Earth.
  7. 9. A moon phase that looks like a full circle from Earth.
  8. 16. The nearly circular path a smaller object (like the Moon) travels around a larger object (like Earth).