Spelling Words

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Across
  1. 4. study of stars
  2. 5. an account of someone's life written by someone else
  3. 7. an account of someone's life written by themselves
  4. 9. measuring water
  5. 10. expert at geology
  6. 12. recording the earth
  7. 15. study of life
  8. 16. someone who studies water
Down
  1. 1. expert of living organisms
  2. 2. medicine
  3. 3. someone who goes to space
  4. 6. study of water
  5. 8. someone who studies stars
  6. 11. study of Earth
  7. 13. a plane that can go on water
  8. 14. math shapes