Earth, Moon, and Sun Vocabulary

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Across
  1. 3. the border between light and dark on the Moon
  2. 5. the shape of the illuminated part of the Moon as it appears from Earth
  3. 7. a moon phase that looks like a full circle from Earth
  4. 8. to shine light on an object and make it visible
  5. 9. or easier to see
  6. 11. a moon phase in which the Moon is not visible from Earth
  7. 12. the nearly circular path a smaller object (like the Moon) travels around a larger object (like Earth)
  8. 13. a moon phase that looks like more than half a circle from Earth
  9. 14. a moon phase that looks like less than half a circle from Earth
Down
  1. 1. when the Moon is completely dark
  2. 2. the relative size of things
  3. 4. an object, diagram, or computer program that helps us understand something by making it
  4. 6. a moon phase that looks like a half-circle from Earth
  5. 9. the star that is the main source of light at the center of our solar system
  6. 10. a rocky sphere that travels around a planet