Earth Science

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Across
  1. 3. a rock often used for countertops
  2. 4. a type of energy powered by the sun
  3. 5. mineral used to make pennies
  4. 7. central region of Earth
  5. 9. a large creature that lived in prehistoric times
  6. 11. the outer layer of Earth
  7. 12. the study of Earth
  8. 16. to change the appearance or texture of something
  9. 17. rock consisting of sand or quartz grains
  10. 19. something that ruins the atmosphere
  11. 22. the top layer of soil
  12. 23. the organic component of soil
  13. 24. used with steel to ignite sparks
Down
  1. 1. something that comes out of a volcano
  2. 2. an oil well
  3. 5. a material used to make ceramics
  4. 6. a fracture in rock containing a deposit of minerals or ore
  5. 8. state of rotting or decomposing
  6. 10. to melt a rock
  7. 13. a mineral, rock, or metal that can be mined
  8. 14. time of dinosaurs
  9. 15. a popular gem in jewelry
  10. 18. avery common mineral
  11. 20. a glasslike volcanic rock
  12. 21. something geologists dig up