Earth Science crossword puzzle

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Across
  1. 2. process scientist plans of attack
  2. 3. a explanation of something
  3. 7. earth observations
  4. 8. nature measured by scientist
  5. 10. what you think is most important in life
  6. 12. how we see the world
  7. 13. a sientific guess
  8. 15. Gods' reason for creating humans
  9. 16. models scientist use to explain a observations
  10. 17. decriptions of data
Down
  1. 1. any observable result must have a adequate cause
  2. 4. investigated sientific events
  3. 5. something know our presumed to be true
  4. 6. thoughts on how the operates
  5. 9. unobservable past investigations
  6. 11. study of nature
  7. 14. a scientific reason for something to happen