Across
- 3. State of matter in which the volume and shape cannot be changed
- 5. the quick change of a liquid to a gas
- 7. This kind of person defines problems
- 8. The act of giving up one design feature in order to keep another, more desirable one
- 11. the change of a gas to a liquid
- 15. The features or qualities an engineering solution should have
- 16. Any natural material or energy source that humans use
- 19. the change of a solid to a liquid
- 22. Stage of a natural resource's life cycle in which that materials are collected
- 23. Engineering thinking is displayed as this
Down
- 1. the change of a liquid to a gas
- 2. Limitations that engineers face during the design process
- 3. This kind of person asks questions
- 4. Stage of a natural resource's life cycle in which the product is transported
- 6. Design testing that is repeated many times (ex. spork)
- 9. the change of a liquid to a solid
- 10. Anything that has mass or volume
- 12. Stage of a natural resource's life cycle in which the product is created
- 13. State of matter in which the volume and shape can change
- 14. The amount of space an object takes up
- 17. Stage of a natural resource's life cycle in which a product is put into action
- 18. The amount of particles that an object is made of
- 20. Stage of a natural resource's life cycle in which a product is thrown away
- 21. State of matter in which the volume cannot change, but the shape can