Across
- 1. the process for devising structures or systems to meet specific needs
- 3. the variables that are kept the same in a fair test
- 5. an early model of a design
- 8. a person with scientific training who designs structures and systems to address specific needs
- 9. the variables that is observed or measured in a fair test; result
- 10. scientific principles for designing and building structures and systems to address specific needs
- 11. limitation
- 13. to suggest and discuss ideas for solving a problem
- 15. something that can be changed, controlled, or measured
Down
- 2. a series of flexible steps that move an engineer from problem to solution
- 4. the use of scientific knowledge to solve problems
- 6. with a design that need improvement
- 7. the variable that is changed in a fair test
- 12. standards by which something is judged
- 14. an investigation in which one variable is changed and all other variables are kept the same
