Earth,Moon and Sun

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Across
  1. 1. the shape of the illuminated part of the Moon as it appears from the Earth
  2. 5. something we see again and again
  3. 6. the size of things
  4. 9. a full moon which is a circle which we can see it from earth
  5. 11. a moon that looks more than a half moon
  6. 12. the source of light which produces light to the planets
  7. 13. when we see the moon in half a circle from the Earth
  8. 15. the pair of asteroids orbits the sun and doesn't pose any threat to our planet
  9. 17. a moon phase which means we cannot see the moon from the Earth
  10. 18. the line between the light and the dark on the Moon
Down
  1. 1. a rocky sphere that travels around a planet
  2. 2. a planet which is not in our solar system
  3. 3. a moon is called a lunar eclipse when it is dark The model is an object which is done on computers or on paper so that it is easier to see
  4. 4. a spotlight to spot a dancer on the stage so that the dancer is visible
  5. 7. a moon that looks less than a half moon from earth
  6. 8. a model is an object done on a computer or on a paper so that it is easier to see
  7. 10. the place where we can see all the planets like the Earth,Moon and Sun
  8. 14. a moon which is outside our solar system
  9. 16. the amount of time it takes for a planet to complete one orbit around a star or stars