Across
- 4. The process of a solid turning directly into a gas without becoming a liquid first
- 5. The process of liquid turning to solid
- 6. State of matter with particles closely packed but able to slide past each other
- 7. The process is slow and occurs at the surface of the liquid
Down
- 1. Motion of particles in a solid
- 2. Anything that occupies space and has mass: Matter
- 3. State of matter with particles tightly packed in a regular pattern
- 8. Tiny moving particle