Earth Spheres Rocks and Minerals

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Across
  1. 1. - The thick layer of hot, solid rock beneath the crust.
  2. 4. - A solid material made up of one or more minerals.
  3. 6. - The process of sediment settling and building up in a new location.
  4. 7. - A naturally occurring, inorganic solid with a specific structure.
  5. 9. - Molten rock that erupts onto Earth’s surface.
  6. 10. - Remains or impression of a prehistoric organism preserved in rock.
  7. 12. - Type of rock formed when existing rock is changed by heat and pressure.
  8. 15. - A solid material with atoms arranged in a highly ordered structure.
  9. 16. - A measure of how resistant a mineral is to being scratched.
  10. 18. - The breaking down of rocks into smaller pieces by wind, water, or ice.
  11. 20. - The way a mineral breaks along flat planes.
  12. 23. - A sudden and violent shaking of the ground, often due to tectonic movements.
  13. 25. Core - The solid, innermost layer of Earth, made of iron and nickel.
  14. 26. - The thin, outermost layer of Earth where we live.
Down
  1. 2. - The process of moving sediment from one place to another.
  2. 3. Core - The layer of liquid iron and nickel beneath the mantle.
  3. 5. - An opening in Earth’s crust that allows magma, ash, and gases to escape.
  4. 8. - Molten rock beneath Earth’s surface.
  5. 11. - The way a mineral reflects light, such as shiny, metallic, or dull.
  6. 13. Tectonics - Theory explaining the movement of Earth’s plates.
  7. 14. - Small particles of rock and other material that settle to the bottom of a liquid.
  8. 17. - The color of the powder left behind when a mineral is rubbed on a surface.
  9. 19. - A scientist who studies rocks, minerals, and Earth’s processes.
  10. 21. - Type of rock formed from compressed particles or sediment.
  11. 22. - Type of rock that forms from cooling and solidifying magma or lava.
  12. 24. Cycle - The ongoing process by which rocks are formed, broken down, and transformed.