science crossword

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Across
  1. 4. father of science
  2. 7. satelite
  3. 8. second oldest scientist
  4. 9. bear the big one
Down
  1. 1. dwarf
  2. 2. dirty snowball
  3. 3. the lion lion
  4. 5. bear the small one
  5. 6. leftover of solar system