Structure + Stability Crossword

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Across
  1. 3. Created by applying opposite rotational forces on different parts of a structure
  2. 4. A pushing or squeezing force
  3. 5. A rod or bar forming part of a framework and designed to resist compression
  4. 6. When parallel forces acting in opposite directions
  5. 7. A measure of how strong a force is
Down
  1. 1. A pulling or stretching force
  2. 2. Not likely to change or fail; firmly established
  3. 4. To shape into folds for stable hold
  4. 8. Curved symmetrical structure spanning an opening
  5. 9. load The act of the force of gravity acting on the structure itself