Across
- 5. indefinite shape but definite volume
- 6. a tiny particle that creates a element
- 7. number the total number of protons and neutrons in the nucleus
- 8. anything that has a definite mass, anything that takes up space
- 10. positively charged particles of atoms
Down
- 1. something that has a definite shape
- 2. a substance made of the same atoms
- 3. negatively charged particles of atoms
- 4. it doesn't have a definite shape, nor volume
- 9. number the number of protons in the nucleus