Across
- 3. matter that always has exactly the same composition
- 7. homogenous, scatters light, can't be filtered
- 9. physical or chemical change - electrolysis
- 10. a substance that is made of two or more simpler substances and can be broken down into those simpler substances
- 12. separation of water by electric current
- 15. physical or chemical change - wood chopped
- 16. homogenous, doesnt scatter light, can't separate
- 20. separation based on the size of the particles
- 21. mass per unit volume
Down
- 1. separation based on boiling point
- 2. describes how readily a substance combines chemically with other substances
- 4. a material's ability to burn in the presence of oxygen
- 5. element name for the symbol B
- 6. physical or chemical change - vinegar and baking soda combined
- 8. heterogenous, scatters light, can be filtered
- 11. parts of a mixture that are noticeably different from another
- 13. resistance to flow
- 14. a substance that cannot be broken down into simpler substances
- 15. physical or chemical change - dying icing pink with food coloring
- 17. hammered into sheets
- 18. smallest particle of an element
- 19. element name for the symbol Li