Room 31 crossword

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Across
  1. 4. the largest ocean the world
  2. 7. Jupiter's largest moon
  3. 10. the newest ocean
  4. 11. what is the orca most related to
  5. 12. a popular dwarf planet
Down
  1. 1. what is the largest volcano in the world
  2. 2. the largest country in the world
  3. 3. in music two notes of the same pitch
  4. 5. what Matty Pam in on
  5. 6. which planet doesn't have any moons
  6. 8. the deadilest animal in the world
  7. 9. the only mammal that lays eggs