Across |
1. | the ability of a solid to be hammered without shattering |
5. | a type of change that occurs when a substance reacts and forms one or more new substances (2 Words) |
6. | Mg |
7. | any solid that forms and separates from a liquid mixture |
9. | a change that occurs when some of the properties of a material change, but the substances in the material remain the same |
10. | a production of a ____ is a clue that a chemical change may have taken place |
13. | a material's property that is its ability to burn in the presence of oxygen |
15. | any characteristic of a material that can be observed or measured without changing the composition of the substances in the material (2 Words) |
18. | a material's ability to allow heat to flow |
20. | a type of mixture where the parts of the mixture are noticeably different from one another |
21. | O |
22. | Cl |
23. | a homogeneous mixture that contains some particles that are intermediate in size between smaller particles |
26. | a process that separates materials based on the size of their particles |
28. | H |
29. | the tendency of a liquid to keep from flowing |
31. | the ratio of the mass of a substance to its volume |
37. | one or two letters that are used to represent elements |
38. | another term for a homogeneous mixture |
39. | Si |
40. | a change in ____ is a clue that a chemical change may have taken place |