Chapter 8 Vocab - Science 7

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Across
  1. 1. the look and feel of a rock's surface
  2. 6. a rounded, hollow rock that is often lined with mineral crystals
  3. 9. a naturally occurring solid that can form by inorganic processes and that has a crystal structure and a definite chemical composition.
  4. 13. a mixture in which one substance is dissolved in another
  5. 15. a type of sedimentary rock that forms when minerals dissolved in a water solution crystallize
  6. 16. a dark-colored rock that has a low silica content.
  7. 19. a property of a mineral that splits evenly along flat surfaces
  8. 20. a type of rock that forms when small particles of rock or the remains of plants and animals are pressed and cemented together.
  9. 21. the process that presses sediments together
  10. 22. term used to describe how light is reflected from its surface
  11. 23. a light-colored rock that has a high silica content.
  12. 26. the process by which atoms are arranged to form a material that has a crystal structure.
  13. 28. ___________________ minerals make up most of the rocks that form Earth's crust.
  14. 31. a type of igneous rock that forms from lava that has erupted onto the Earth's surface
  15. 32. a type of rock that forms from the cooling of magma or lava
Down
  1. 2. the process by which running water, wind, or ice carries away bits of broken up rock
  2. 3. the process by which sediment settles out of the water or wind carrying it
  3. 4. a narrow channel or slab of a mineral that is different from the surrounding rock
  4. 5. the color of a mineral's powder
  5. 7. the effects of freezing and thawing, plant roots, acid, and other forces on rock
  6. 8. a type of igneous rock that forms when magma cools and hardens inside the Earth
  7. 10. a series of processes that occurs on and beneath the Earth's surface that slowly change rocks from one kind to another
  8. 11. a type of rock that forms when rock is changed by heat and/or pressure
  9. 12. used to rank the hardness of minerals
  10. 14. a type of sedimentary rock that forms when the remains of plants and animals are deposited in layers
  11. 17. a type of sedimentary rock that forms when rock fragments are squeezed together
  12. 18. the process in which dissolved minerals crystallize and glue particles of sediment together
  13. 24. means to form from things that were not part of living things.
  14. 25. a property of a mineral that breaks apart in an irregular way
  15. 27. a solid that results from the repeating pattern of the particles of a substance
  16. 29. a type of metamorphic rock that has grains arranged in parallel layers or bands
  17. 30. particles of minerals or other rocks