Matter

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Across
  1. 4. substance goes from liquid to gas
  2. 5. ability to allow heat to flow
  3. 6. made up of elements and compounds, no fixed composition
  4. 8. Ability of an object to be hammered without shattering
  5. 9. Materials ability to burn in the presence of oxygen
  6. 11. a substance that cannot be broken down
  7. 15. heterogeneous mixture that has large particles that will separate over time
  8. 16. substance goes from gas to solid
  9. 18. Process that separates materials based on size of its particles
  10. 21. Vaporization that occurs after the liquid has reached its boiling point
  11. 23. homogeneous mixture that has particles too small to be filtered, scatter light, or settle
  12. 24. mixture that is made up of noticably different parts
  13. 27. the smallest particle of a substance
  14. 28. The system releases energy into surroundings
  15. 29. substance goes from liquid to solid
  16. 30. made up of 2 or more elements in a fixed ratio
  17. 31. To test which materials are harder, a scratch test is performed
Down
  1. 1. substance goes from gas to liquid
  2. 2. substance goes from solid to gas
  3. 3. How readily a substance combines chemically with another substance
  4. 7. definite volume but takes the shape of the container
  5. 10. substance goes from solid to liquid
  6. 12. Takes place at the surface of a liquid and occurs at temperatures below the boiling point
  7. 13. resistance to flowing
  8. 14. Process that separates substances in a solution based on boiling point
  9. 17. no definite volume or shape
  10. 19. definite shape and volume
  11. 20. intermediate particles that scatter light but does not settle or filter
  12. 22. can be used to dest the purity of a substance,m/v
  13. 25. The system absorbs energy from surroundings
  14. 26. mixture that appears to contain only one substance