dhe

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Across
  1. 2. rock formed from molten Earth material, such as granite or basalt
  2. 5. (breakdown) wear away or change the appearance or texture of (something) by long exposure to the air.
  3. 6. a part of a once living thing or a trace of an organism preserved in rock
  4. 7. (air) the layers of gasses surrounding a planet or other celestial body
  5. 10. rocks that form from preexisting rocks as the result of heat and pressure changes
  6. 15. a crack in the earth’s surface where movement has occurred; boundaries of plates
  7. 17. Large marsupial
  8. 18. Flying mammal
  9. 19. shaking of the Earth’s crust along the boundary of a plate
  10. 20. a solid sediment that is similar to dust; made up of fine sand, clay or other material carried by running water and deposited as a sediment
  11. 21. the process that happens when glaciers, running water, waves, or wind carry away the soil and rocks on the Earth’s surface
  12. 23. a black rock that formed from decayed plants trapped underground for millions of years; a type of fossil fuel that can be turned into energy.
  13. 25. the outer layer of Earth; made of rock
  14. 27. the upper layer of Earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic remains, clay and rock particles.
  15. 28. is any naturally formed solid in the crust made up of one or more kinds of minerals
  16. 29. a naturally occurring mineral containing a valuable constituent such as metal for which it is mined and worked.
Down
  1. 1. an opening in a planet’s crust through which molten rock, hot gasses, and other materials erupt.
  2. 3. Has a trunk
  3. 4. rocks formed from the accumulation of sediment, that is squeezed and cemented together over time
  4. 8. the laying down of sediments by wind, water or glaciers
  5. 9. Man's best friend
  6. 11. a silvery-white metal
  7. 12. the energy that comes from heat
  8. 13. the second layer of the Earth located between the crust and the outer core
  9. 14. is dark, organic material that forms in soil when plant and animal matter decays
  10. 16. ​a long, deep, narrow canyon in the seafloor plain
  11. 20. a loose granular material that results from the disintegration (breaking down) of rocks.
  12. 22. Likes to chase mice
  13. 24. a strong, hard magnetic silvery-gray metal
  14. 25. a natural material made up of tiny particles of rock; when mixed with water can hold its shape.
  15. 26. places where plates slide sideways past each other (slip past each other horizontally)