Vocabulary
Across
- 3. - the tendency of a liquid to keep from flowing; a resistance to flowing
- 6. mixture - a type of mixture in which the substances are so evenly distributed that it is difficult to distinguish one substance in the mixture from another
- 8. - the ability of a solid to be hammered without shattering
- 10. Point - the temperature at which a substance changes from solid to liquid
- 13. mixture - a type of mixture in which the parts of the mixture are noticeably different from one another
- 14. property - any characteristic of a material that can be observed or measured without changing the composition of the substances in the material
- 17. change - change that occurs when a substance reacts and forms one or more new substances
- 20. - the smallest particle of an element
- 21. - a process that separates the substances in a solution based on their boiling points
- 22. - a homogeneous mixture that contains some particles that are intermediate in size between the small particles in a solution and the larger particles in a suspension; usually opaque
Down
- 1. - a heterogeneous mixture that separates into layers over time
- 2. - a substance that is made from two or more elements chemically combined in a specific ratio
- 4. - a material’s ability to allow heat or electric charges to flow
- 5. Point - the temperature at which a substance boils
- 7. - matter that always has exactly the same composition; an element or compound fits into this category
- 9. Change - a change that occurs when some properties of a material change, but the substances in the material stay the same
- 11. property - any property that produces a change in the composition of matter
- 12. - a process that separates materials based on the size of their particles
- 15. - the property that describes how readily a substance combines chemically with other substances
- 16. - a material’s ability to burn in the presence of oxygen
- 18. - a substance that cannot be broken down into simpler substances
- 19. - a homogeneous mixture that forms when substances dissolve; usually transparent