Across
- 3. In an ____, scientists control all the conditions of the investigation
- 5. Scientific ____ are ways that scientists perform investigations
- 7. A ____ is a statement, based on information, about a future event
- 8. There is more than one way to display or communicate your ____
- 10. A ____ is a statement that can be tested and will explain what can happen in an investigation
- 15. These are the steps you follow in an experiment
- 16. A ____ scientific question is one that can be answered by investigation
- 17. A ____ is any condition in an experiment that can be changed
- 19. All conclusions must be ____ with evidence
Down
- 1. A scientific method uses ____ and reason
- 2. Whatever scientific methods are used, scientists will have results they can use to draw ____
- 4. The ____ is the setup to which you will compare all the others
- 6. Scientists observe the world and then ask ____ that are based on their observations.
- 7. Models are made in different ways. One way is to build a physical model
- 9. A well designed experiment has ___ ____ ____ setups
- 11. Scientists draw conclusions and make predictions by ____ their models
- 12. Observations collected over many years an be used to ____ when the next eruption will occur.
- 13. Scientists use ____ observation to study processes in nature that they can observe but can't control
- 14. Scientist use ____ when they cannot experiment on the real thing
- 18. Scientists build on what they ____
- 20. You ____ conclusions based on your results