Disaster

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Across
  1. 6. sudden falling down (of a structure)
  2. 7. damage caused by continued loading (2 words)
  3. 10. pressing together so that the volume is reduced
  4. 11. expansion or contraction because of excessive heat or cold (2 words)
Down
  1. 1. discovery and examination of facts about something
  2. 2. a break into two or more pieces
  3. 3. temporary bending due to compression
  4. 4. disintegration due to chemical reaction with water and oxygen
  5. 5. removal of surface material by rubbing
  6. 8. the force of one object striking another
  7. 9. a pulling or stretching force