Across
- 2. / The starting materials in a chemical reaction.
- 5. / A state of matter often released during a chemical reaction, like bubbles.
- 8. / What happens when two or more substances combine to form something new.
- 9. / A sign that a gas is forming during a chemical reaction.
- 10. / The new substance(s) made after a chemical reaction.
Down
- 1. / A liquid acid that reacts with baking soda in a popular experiment.
- 3. / What a chemical reaction causes in the original substances.
- 4. / A factor that can speed up or slow down a chemical reaction.
- 6. / A base that fizzes when mixed with vinegar.
- 7. / One of the signs that a chemical reaction has occurred if it changes.