Matter

4. substance goes from liquid to gas
5. ability to allow heat to flow
6. made up of elements and compounds, no fixed composition
8. Ability of an object to be hammered without shattering
9. Materials ability to burn in the presence of oxygen
11. a substance that cannot be broken down
15. heterogeneous mixture that has large particles that will separate over time
16. substance goes from gas to solid
18. Process that separates materials based on size of its particles
21. Vaporization that occurs after the liquid has reached its boiling point
23. homogeneous mixture that has particles too small to be filtered, scatter light, or settle
24. mixture that is made up of noticably different parts
27. the smallest particle of a substance
28. The system releases energy into surroundings
29. substance goes from liquid to solid
30. made up of 2 or more elements in a fixed ratio
31. To test which materials are harder, a scratch test is performed

1. substance goes from gas to liquid
2. substance goes from solid to gas
3. How readily a substance combines chemically with another substance
7. definite volume but takes the shape of the container
10. substance goes from solid to liquid
12. Takes place at the surface of a liquid and occurs at temperatures below the boiling point
13. resistance to flowing
14. Process that separates substances in a solution based on boiling point
17. no definite volume or shape
19. definite shape and volume
20. intermediate particles that scatter light but does not settle or filter
22. can be used to dest the purity of a substance,m/v
25. The system absorbs energy from surroundings
26. mixture that appears to contain only one substance