Earth, Sun, Moon and stars

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Across
  1. 5. New moon is also known as _____.
  2. 6. The moon is a _______.
  3. 7. _____ are countless.
  4. 8. Revolving of the earth around the sun brings about the change in _____.
  5. 10. _______ promotes burning.
Down
  1. 1. Day and night caused due to ______.
  2. 2. The moon is seen at ____.
  3. 3. Earth is the _____ planet that has life.
  4. 4. _____ is our mother planet.
  5. 9. _____ rises in the east and sets in the west .