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EAS-100-51: Earth Science

  • 1. Orderly, logical plan of explaining natural phenomena by gathering and testing evidence. 
  • 3. Unlike religious dogma, scientific theories are subject to -------
  • 6. Meaning "forever unchanging" - something that doesn't apply to scientific theories. 
  • 10. A well-tested and supported hypothesis which can make predictions about phenomena. 
  • 12. To foretell the future. 
  • 13. The study of the natural universe. 
  • 18. The gathering of data using our own (or extensions of) our natural senses. 
  • 19. All that exists, in totality. 
  • 21. Unlike hearsay and folk wisdom, scientific theories are based upon actual happenings, or -----
  • 23. An inquiry into the causes of an event. 
  • 26. Determination of the validity of a hypothesis or theory. 
  • 27. "Catch-all" word for the universe (particularly on earth). 
  • 28. Naturally-occurring events. 



  • 1. Earth's main source of heat and light. 
  • 2. A test designed to prove or disprove a hypothesis or theory, using a controlled environment. 
  • 4. The earth sciences are called ---------- sciences in that the element of time is important. 
  • 5. The major reason for the rejection of science in the past (or even today). 
  • 7. Generalization about the behavior of nature (no known deviation after numerous experiments). 
  • 8. All theories are subject to ------- to determine their validity. 
  • 9. An initial explanation for natural phenomena, subject to further testing and observation. 
  • 11. A theory which unites many related subdisciplines or theories, i.e. plate tectonics. 
  • 14. In order to be predictable, nature must operate in a ----------- fashion. 
  • 15. Observations or facts which support a hypothesis or theory. 
  • 16. Another expression for scientific observations or information. 
  • 17. A prior understanding or way of thinking (a "given"). 
  • 19. Great scientific theories are praised for their ability to ----- different disciplines. 
  • 20. According to the Big Bang Theory, the Universe exploded from a cosmic ---
  • 22. A central assumption about the natural universe is that it works in a ------- and consistent manner. 
  • 24. A non-geologist's expression for a rock. 
  • 25. The most important element for the earth sciences is the ---- factor, required for most processes. 

Copyright © 1989 by William K. Tong