landen bendixson

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Across
  1. 2. raise doubts or objections
  2. 4. a political division
  3. 7. an expert in the study of the physical
  4. 8. the branch of mathematics
  5. 10. the interpretation of human life
  6. 11. showing the existence or truth of something
  7. 12. having a biological effect.
  8. 14. the branch of geology
Down
  1. 1. a natural science
  2. 2. chiefly British spelling of damme.
  3. 3. (troops)
  4. 5. a fuel derived directly from living matter.
  5. 6. relating to the study of the earth's
  6. 9. the study of ethical
  7. 13. having or representing the earth as the center,