Across
- 2. When a liquid turns into a solid
- 5. The layer of gases around Earth
- 7. A state of matter that flows and takes its container’s shape
- 8. When a molecule has positive and negative ends
- 11. What causes things to change or move
- 12. Heat moving through liquids or gases
- 13. A substance made of hydrogen and oxygen
- 15. Water sticks to other things
- 16. Water molecules stick together
- 17. When a substance mixes into a liquid
Down
- 1. A feature / characteristic of something
- 3. How much energy it takes to change a substance’s temperature
- 4. Water moving through tiny spaces
- 6. All the water on Earth
- 9. Moving something from one place to another
- 10. The usual weather in a place over time
- 14. A state of matter with a fixed shape