Across
- 4. Structures that are created by humans.
- 6. The word used to describe a structure that is the same on both sides.
- 9. A structure built from multiple beams and joints.
- 10. A structure that is empty on the inside.
- 11. The ability to not be bent, cut, or scratched.
- 12. How nice a structure looks.
- 14. How much money it takes to build something.
- 15. A bridge made out of a series of triangles.
- 16. the strongest shape
- 17. The name for a pulling force.
Down
- 1. The name for a squeezing force.
- 2. Structures that are not created by humans.
- 3. The thing a structure is designed to do.
- 5. Another strong shape often used in bridges
- 7. A structure that is very heavy, with no space inside
- 8. The amount of force a structure is subject to.
- 9. The ability of a material to break, but not bend.
- 13. How easily a substance can be made into a wire.
- 18. the unit of measurement for force.