Across
- 3. Visibly different substances
- 4. The appearance or state changes but not the substance
- 7. The orbit that electros follow,the shell
- 9. Everything around us,anything that has mass and volume
- 11. All substances look like one
- 13. More than one type of atom
Down
- 1. Non-pure matter, physically combined
- 2. Outside electrons,determine chemical properties
- 5. The chemical substances change into a new substance
- 6. 2 or more atoms chemically combined
- 7. Negatively charged particles of moving atoms
- 8. Only one type of atom
- 10. Charge-less particles of atoms,nuetral
- 12. The smallest part of elements
- 14. Positively charged particles of atoms