Across
- 1. Effectiveness The degree to which something produces benefits compared to its cost
- 7. A description of how close a measurement is to an accepted value
- 8. Limitations put on the design of a solution
- 9. The act of using one or more of your senses to gather information and take note of what occurs
- 10. Variable The factor measured or observed during an experiment
- 11. Data The use of numbers to describe what is observed in an experiment
- 12. The confidence that can be placed in the truth of scientific findings
- 14. A situation in which you must choose between two things, giving up one in exchange for the other
- 15. The factors in an experiment that remain the same
- 16. Theory An explanation of observations or events based on knowledge gained from many observations and investigations
- 17. Design Process A series of steps used to find solutions to specific problems
- 18. A model that is used to test a design
Down
- 1. The requirements or specifications for a solution to be successful
- 2. Data The use of words to describe what is observed in an experiment
- 3. Variable The factor that is changed by the investigator to observe how it affects a dependent variable
- 4. The application of science and mathematics to solve a problem
- 5. Law A rule that describes a pattern in nature
- 6. A possible explanation for an observation that can be tested by scientific investigations
- 13. Analysis A process of comparing the predicted benefits and costs of a solution
- 15. Group The part of an experiment that contains the same factors as the experimental group, but the independent variable is not changed