Across
- 3. Becoming liquified by heat.
- 7. The process by which plants and some other organisms convert light and energy into chemical energy.
- 8. A physical change that breaks down into a liquid.
- 9. Fireworks, Digestions, etc.
- 12. States that the total mass before a chemical reaction is the same as the total mass after the chemical reaction.
- 13. the quality of something that can be decided by touch.
Down
- 1. property of a substance that describes how easily it can be ignited and burnt.
- 2. the external form, contours, or outline of someone or something.
- 3. Attractions to a magnet
- 4. How big something is.
- 5. The temperature at which liquid vapour pressure equals atmospheric pressure.
- 6. What is another word for chemical reaction?
- 7. Melting ice, BOiling wataer, etc.
- 10. oxidation, especially in the presence of moisture.
- 11. Matter where chemicals are far apart