Across
- 4. life
- 5. the study of space and earth
- 8. educated guess
- 9. concerned with the nature and properties of matter and energy
- 12. to test your hypothesis to see if it is correct
- 13. something that is always true in nature
- 15. is changed to observe what happens to the dependant variable
Down
- 1. something based on knowledge
- 2. to carefully watch
- 3. factor observed during an experiment
- 6. the end of and event or process
- 7. factors in an experiment that stay the same
- 10. the study of natural events
- 11. the study of living organisms
- 14. to examine results