Across
- 3. A stretching force that expands and lengthens.
- 5. a type of bridge that uses cables from tall structures to support the load.
- 9. This type of structure uses a strong outer layer to support its weight, like an egg or a car hood.
- 11. (3 words) an imaginary line that can go in any direction, as long as the part of the object on both sides is reflected.
- 12. This bridge uses a semicircular shape to support the load. It uses retaining walls (abutments) to provide additional support.
- 14. This type of structure is made of parts connected in a set arrangement, like a skeleton or a jungle gym.
- 16. A force that squeezes or presses something together.
- 17. a load that does not change.
Down
- 1. is a structure’s purpose or ability to do something.
- 2. This bridge is similar to a beam bridge except it has a brace that is made from triangles to provide the structure with extra support.
- 4. is the shape, size, and materials of a structure.
- 6. This type of structure is made from one solid piece or tightly packed materials, like a brick or a dam.
- 7. is the beauty and artistic taste of something.
- 8. is any device that can detect or measure a certain condition.
- 9. is when an object is the same on both sides. In structures, symmetry also refers to a general sense of balance and harmony.
- 10. the study of how furniture and workplaces can be arranged to allow people to work comfortably and efficiently.
- 13. a load that is a force that can change when acting on a structure.
- 15. the simplest bridge. It consists of a horizontal beam that is supported by piers.