Across
- 1. combine atoms and break to reform when a chemical reaction happens.
- 4. small particles that make up the universe
- 7. something that causes a reaction when mixed with Baking soda
- 8. what goes into a chemical reaction
- 9. what is made in a chemical reaction
Down
- 2. a really cool subject that is important to learn in school :)
- 3. ____ reactions are when two substances are mixed together and nothing new is created.
- 5. created when two substances are mixed together.
- 6. ____ reactions take place when a new substance is formed.