Across
- 5. the particles break free slowly, one at a time
- 6. state of matter where the particles speed up and start to spread out
- 7. property of an object that tells how much matter it contains
- 9. removing heat to change a liquid to a solid
- 10. the characteristics or traits that make something unique
- 11. state of matter where the particles are moving the fastest
- 12. more than one atom together
- 14. when the particles in a solid reach a certain speed and break free
Down
- 1. particles break free suddenly, in large groups
- 2. the scientific word for "stuff'
- 3. how tightly the particles are packed together
- 4. removing heat to change a gas to a liquid
- 8. how much space a material takes up
- 13. state of matter where the particles move slowly in one place