Across
- 4. Has mass and takes up space
- 5. A negative particle in an atom
- 6. A change from gas to liquid
- 8. The smallest matter that is indivisible
- 10. A change from liquid to gas
Down
- 1. A combination of atoms
- 2. A change from liquid to solid
- 3. A positive particle in an atom
- 7. A neutral particle in an atom
- 9. A change from solid to liquid