Alex Geology test

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Across
  1. 3. rocks Rocks that have changed from a sedimentary or igneous rock to a metamorphic rock
  2. 8. the study of rocks
  3. 9. the tendency of minerals to break along smooth planes
  4. 10. igneous rocks rocks that are formed by slowly cooling magma under the earth’s surface
  5. 14. how hot or cold something is
  6. 16. how shiny a mineral is
  7. 18. layers that form in a rock through uneven temperatures
  8. 20. large, round rocks shaped in the process of onion-skin weathering
  9. 21. a sedimentary rocks that contains many rounded rock fragments contained within a smaller, fine-grained matrix of sediments
Down
  1. 1. A minerals resistance to being scratched
  2. 2. a person studying rocks
  3. 4. the physical forces applied from the air pressure in a confined space
  4. 5. gas gases that are trapped in the earth’s atmosphere that absorb heart (typically carbon, water vapor, and methane)
  5. 6. compacted sediments of the earth
  6. 7. A solid mineral forming part of the surface of the earth
  7. 11. rocks made from volcanic activity
  8. 12. the colour a mineral when in the form of a powder
  9. 13. How compact a mineral or thing is
  10. 15. semi liquid rock below the earth’s surface
  11. 17. A solid, inorganic, and naturally occurring substance
  12. 19. molten rocks that comes to the surface from volcanic activity