Across
- 3. gained from multiple investigations
- 5. a factor is a quantity that can have more than one value
- 8. a possible explanation of a problem based on observation and prior knowledge
- 10. the general pattern of investigational procedures
- 11. an explanation of things or events using observations and
- 12. standard used to compare the results of the experiment
- 13. the variable you change to see how it affects another variable
Down
- 1. testing the effect of one thing on another under controlled conditions
- 2. represents an idea, event, or object to help people observe or test it
- 4. a factor in an experiment that does not change
- 6. occurs when a scientist’s expectations change how the results are viewed
- 7. variable whose value changes as a result of changes in other variables
- 9. a statement about what happens in nature that seems to be true all the time