Mountain Types and How they're created

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Across
  1. 3. a large natural elevation of the earth's surface rising abruptly from the surrounding level
  2. 6. pieces of earths crust and uppermost Mantel
  3. 9. The lowland between two mountains
  4. 10. the oldest mountain range in North America
  5. 12. The highest point of a mountain
  6. 13. A mountain created through the process known as orogeny
  7. 14. A mountain made when dried lava (igneous rock) builds up
  8. 15. A group of mountains in a straight line connected by high ground
Down
  1. 1. a mountain formed when a fault-block is raised
  2. 2. The process that creates a block-mountain
  3. 4. The process that creates folded or complex mountains
  4. 5. mountain made when pressure from inside the earth pushes the crust up in the center
  5. 7. The tallest mountain in the world
  6. 8. a valley made when the tectonic plates drift apart
  7. 11. wind, rain, and other natural occurrences that slowly change the terrain