Across
- 2. anything held constant in an experiment
- 3. affected by the independent variable
- 4. an explanation for an observation
- 7. mistake made by humans & machines
- 8. first step of the scientific method
- 10. a type of scientific investigation
Down
- 1. variable that is manipulated
- 5. repeating an experiment
- 6. an educated guess
- 9. another word for investigate