Science

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