Across
- 6. order the elements are listed, number of protons.
- 7. the name of an atom
- 9. when a solid turns to a liquid
- 11. atoms/molecules are very spread out, move rapidly
- 12. the smallest unit of matter
- 13. atoms/molecules are spread out, move moderately
Down
- 1. the variable that you change
- 2. more than one atom
- 3. when a liquid turns to a gas
- 4. the number of protons & neutrons, twice the atomic number.
- 5. when a liquid turns to a solid
- 8. a black and white mammal native to China
- 9. anything made up of atoms
- 10. atoms/molecules are condensed, move slowly