Across
- 3. a mixture composed of two or more substances
- 5. when a liquid turns into gas
- 7. when something goes smaller when it gets colder
- 8. model a molecule
- 9. When a gas turns straight into a solid skipping liquid
- 12. mixing multiple substances together
- 13. very hot
- 14. when something expands because of evaporating liquid
- 15. change something that changes in shape but doesn't change its molecules
Down
- 1. a substance that gets deposited in a solid form
- 2. when gas turns into liquid
- 3. when a gas turns straight into a solid skipping a liquid
- 4. when a chemical reacts to heat
- 6. something extremely cold
- 10. opposite of endothermic
- 11. turning a solid into a liquid