Across
- 5. The total kinetic (motion) energy o
- 7. chemical reaction
- 8. a state of matter that has a definite shape and volume
- 10. The process by which one or more substances
- 11. releases heat
Down
- 1. Reaction A chemical reaction in which heat is absorbed
- 2. A substance that takes part in and undergoes
- 3. A substance produced during a chemical reaction
- 4. a substance that takes part in and undergoes change during a reaction
- 6. a substance or matter in a state in which it will expand freely
- 9. a type of matter with specific properties that make it less rigid