Korn M3A

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Across
  1. 5. are made of rock or gas.
  2. 6. is the most essential source of energy for life on Earth.
  3. 8. is the smallest planet in solar system.
  4. 9. how many planets are there in solar system?
Down
  1. 1. is the galaxy we are living in.
  2. 2. is also called "red planet"
  3. 3. is the largest planet in our solar system.
  4. 4. is the 2nd closest planet to the Sun.
  5. 7. is the coldest planet in solar system.
  6. 10. is what Saturn's rings mostly made of.