Across
- 3. A plasma is a hot gas with a equal number of positively and negative charges.
- 4. Has a mass less then one thousand small atoms.
- 6. When one or more substances mix together.
- 9. How an object look or feel.
- 10. particle in a nucleus with no charge.
- 11. Changes by shape and volume.
Down
- 1. Atoms with the same mount number of protons.
- 2. Gas is made of individual atoms.
- 3. Gold, oxygen and water.
- 5. Definite volume but no fixed shape.
- 7. Made up of several parts of a elements.
- 8. Nuclear energy.