The universe

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Across
  1. 1. A _____ moon is first moon phase.
  2. 3. the earth does this every day.
  3. 6. every summer and winter one of these occurs
  4. 7. there is an ______ once every spring and fall.
  5. 8. the moon takes ______ days to revolve around the earth.
  6. 10. _______ means the darkness is growing.
  7. 11. what the moon causes on earth.
  8. 13. A ______ moon is the brightest.
Down
  1. 2. there are how many moon phases total?
  2. 3. the earth does this once a year.
  3. 4. ________ the biggest planet in our solar system.
  4. 5. _______ means it's getting brighter.
  5. 9. when our hemisphere isn't facing the sun what happens?
  6. 11. earth's ______ causes seasons.
  7. 12. when our hemisphere is facing the sun what happens?