Across
- 1. the temperature which a solid turns into a liquid
- 3. The smallest particle of an element
- 6. The temperature where a liquid turns to a gas
- 7. The temperature where a solid turns to a liquid
- 8. a state of matter with no definite shape or volume
- 9. A subatomic Particle with no charge in the nucleus
Down
- 2. A subatomic particle with a positive charge in the center of the nucleus
- 3. Number of protons and neutrons
- 4. Anything that takes up space
- 5. A subatomic particle with a negative charge