Latin Root TERRA and Greek Roots geo/photo

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Across
  1. 3. hollow, spherical rocks
  2. 8. a person who studies geology
  3. 10. the study of taking photographs
  4. 12. outdoor patio area
  5. 15. someone who takes photographs
  6. 16. really wanting to guard your land
  7. 17. stretch of land with particular features
  8. 19. breed of small dogs bred for hunting
  9. 20. having to do with the Earth
Down
  1. 1. describes the use of a lens to "zoom in"
  2. 2. small turtle species
  3. 4. the process of a plant creating food
  4. 5. the study of land formations
  5. 6. a picture of a thing
  6. 7. a sea in Europe
  7. 9. having to do with heat from the Earth
  8. 11. the study of shape, sizes, and angles
  9. 13. describes someone who looks nice in photos
  10. 14. having to do with taking pictures
  11. 18. enclosed ecosystem