Across
- 1. Required to change matter from one state to another.
- 4. The process of changing from a solid to a liquid.
- 6. A high-energy state of matter found in stars.
- 7. The study of matter
- 9. State of matter with a definite shape and volume.
- 11. The process of changing from a liquid to a solid.
- 12. The process of changing from a gas to a liquid.
Down
- 2. The process of changing from a liquid to a gas.
- 3. Weighs and takes up space
- 5. State of matter without a definite shape or volume.
- 8. Tiny units that make up all matter.
- 10. State of matter that takes the shape of its container but has a definite volume.