Earth Science Chapter 1

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Across
  1. 3. the study of physical, chemical, and geologic marine science
  2. 4. the study of the earth's materials and history
  3. 5. deepest part of an ocean
  4. 8. and educated guess based on scientific data
  5. 9. the way for a hypothesis to become a law
  6. 11. the area of the earth closest to sea level
  7. 12. the outermost layer of the earth
Down
  1. 1. the solid portion of the earth and its spheres
  2. 2. the study of the solar system
  3. 3. flat area of an ocean
  4. 6. the liquid portion of the earth
  5. 7. group of interactive parts that form a complex whole
  6. 10. a large land mass surrounded by water