Chapter 2 Test

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