Science

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