Folding of rocks

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Across
  1. 3. Fold mountain in North America
  2. 5. The sides of a fold
  3. 7. Natural feature made of minerals
  4. 11. Mountains formed due to folding
  5. 12. Force acting on rocks
  6. 13. Fold mountain in Africa
  7. 15. The upward part of a fold
Down
  1. 1. Force pulling apart
  2. 2. Force pushing towards each other
  3. 4. Tallest fold mountain
  4. 6. To change shape of the rock
  5. 8. Fold mountain in Europe
  6. 9. A bend in rocks
  7. 10. Fold mountain in South America
  8. 14. The downward part of a fold