Across
- 2. in a scientific experiment, group where independent variable is altered
- 5. in a scientific experiment,group where no changes are made (used as a comparison group)
- 6. An experiment where only one variable is changed.
- 8. logical interpretation based on what scientists already know
- 11. the variable that changes in response to the independent variable (can have several)
- 12. using senses to collect information about your surroundings
- 13. Series of steps that scientists follow to approach research
Down
- 1. the one variable that is altered
- 3. all other variables that are kept the same in a controlled experiment
- 4. an expert analysis of experimental results, completed to allow for other scientists to look for flaws, re-test results, and evaluate validity of the results
- 7. a well-tested explanation unifies a broad range of observations
- 9. Organized way of gathering and analyzing evidence about the natural world
- 10. A scientific explanation for a set of observations.