Amplify: Earth Moon and Sun

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