Across
- 1. the smallest particle for an element
- 4. having very little color
- 7. a minuture part of matter
- 8. where all the elements are placed in order
- 9. the symbol is (+)
- 10. the symbol is (-)
- 11. number of protons in the nucleus of an atom
- 12. the symbol is (o)
- 13. a molecule that never been mixed
- 15. a shorter version of the name
- 16. a bright color that people wear
- 17. the central and most important part of a object
Down
- 2. it is solid,liquid,and gas
- 3. another word for atoms
- 5. a pattern of elements
- 6. how heavy the object is
- 7. used to characterize matter
- 11. a bigger amount of matter with no shape
- 13. when you have different atoms
- 14. what we breathe