chemical reaction
Across
- 4. a chemical substance formed as a result of a chemical reaction
- 7. when the appearance of the substance changes but does not create a new substance
- 9. when substances sit next to each other but do not chemically combine
- 10. the process in which one or more substances changes into a new substance
- 11. the process of substances changing states from a solid to a liquid to a gas
Down
- 1. when energy is absorbed
- 2. the things you can describe about a substance the color, smell, texture, or shape
- 3. when energy is released
- 5. when you collect data about the substances before and after they are combined
- 6. when the atoms form a new substance or break apart
- 8. the substances at the start of a chemical reaction