Bridges

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Across
  1. 2. Intermediate supports used in large spans
  2. 4. Structural support on either end of a bridge
  3. 5. Horizontal support spanning a space/distance
  4. 8. A pushing force
  5. 10. Tall posts that are used in suspension bridges
  6. 11. A pulling force
  7. 12. a quantity represented by an arrow with magnitude and direction (Oh Yea!)
  8. 14. a structure built to span physical obstacles
Down
  1. 1. Bridge type usually suspended from cables
  2. 3. Woven pieces of steel used in suspension bridges
  3. 5. Forces cause materials to curve
  4. 6. A twisting force
  5. 7. Bridge composed of connected elements (usually straight)
  6. 9. A sliding force
  7. 13. Large (anchors) implanted deep into the floor of a lake or river