Across
- 2. Substances are consumed during a chemical reaction
- 5. A process where substances are transformed
- 8. The energy of motion
- 11. A statement that describes something observable in nature
- 13. The transfer of energy
- 15. A change when only the appearance of a substance is changed
- 17. A combination of two or more things
- 18. Takes up space and has mass
- 21. An approach to explain something using multiple steps
- 22. A mixture different and seperate
- 24. A measure of energy
- 26. The result of chemical changes
- 27. A substances characteristics that determine how it reacts with other substances
- 29. The ability to work
- 30. The branch of science that studies matter and the changes it goes through.
- 31. A substances characteristics that can be observed without changing its's chemical identity
- 32. A pure substance
Down
- 1. A curve showing the effect of heating or cooling on a substance
- 3. State of matter with volume but no fixed shape
- 4. A mixture uniform through
- 6. Have formulas and have definite compositions
- 7. A possible explanation for something that can be tested
- 9. A factor that can change in an experiment
- 10. A reaction that releases heat
- 12. State of matter without fixed shape or volume
- 14. When molecules stay in place
- 16. A reaction to absorbs heat
- 19. State of matter with fixed molecules
- 20. Substance with two or more chemically bonded elements
- 23. Solid that forms when two substances mix
- 25. Made of protons electrons and neutrons
- 28. An explanation for some aspect of the natural world that has been proven