7B Landforms

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Across
  1. 2. Low areas in rift valleys
  2. 7. Fault-block mountains
  3. 8. Mostly under water
  4. 11. Covers much of northeastern Canada
  5. 13. Plates are moving apart
  6. 15. Extinct volcano under water
  7. 16. A normal fault formed deep underground
Down
  1. 1. Zone that features rifts
  2. 3. A mountain range in the US containing fold mts.
  3. 4. Downward fold of rock
  4. 5. Formed arched layers
  5. 6. Plates moving toward each other
  6. 9. Wrinkles in the earth's crust
  7. 10. Center is older than the surrounding rock
  8. 12. Uplift landform
  9. 14. Magma Empty magma chamber deep underground