Dr pepper

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