Across
- 3. a personal belief that does not need proof
- 7. information collected using the five senses
- 10. repeating something that has already been done, said or written
- 11. a procedure carried out to carefully observe, study, or test something
- 12. an investigation in which all of the conditions are controlled
- 13. the act of copying or reproducing something
Down
- 1. a group in a scientific experiment that serves as a reference for comparison to the experimental group
- 2. any condition in an experiment that can be changed
- 4. an idea or a conclusion based on an observation
- 5. information collected during a scientific investigation
- 6. the best fifth grade science teacher ever
- 8. the study of the natural world and involves making observations and performing investigations
- 9. a way that scientists perform investigations