Chemistry Introduction
Across
- 3. chemistry of materials containing carbon bonded to hydrogen
- 7. a proposed explanation for a set of observations
- 9. a measure of the amount of matter in an object
- 11. chemistry of materials that do not contain carbon bonded to hydrogen
- 12. experiment where one group is compared to another after manipulation by the researcher
- 13. chemistry of living things
- 15. variable affected by independent variable
- 16. variable that may interfere with data analysis
- 17. data made of numbers
Down
- 1. the ______ always refers back to hypothesis
- 2. recorded observations
- 4. the study of matter and the changes it undergoes
- 5. a treatment with no medicinal value
- 6. chemistry of the structure and energy changes of matter
- 8. a hypothesis cannot be proven only ________
- 9. the material of which the universe is made
- 10. a measure of the amount of matter in an object and the effect of gravity
- 14. variable that is manipulated by the researcher
- 17. data made of observations and descriptions