Vocabulary

6. change that occurs when a substance reacts and forms one or more new substances
9. a substance that is made from two or more simpler substances that are chemically combined in a specific ratio
10. the temperature at which a substance changes from solid to liquid
11. a type of mixture in which the parts of the mixture are noticeably different from one another
15. a type of mixture in which the substances are evenly distributed and it looks like a single substance
18. the state of matter that has a definite shape and definite volume
20. a process that separates materials based on the size of their particles

1. a material’s ability to burn in the presence of oxygen
2. the ability to produce a change in the composition of matter
3. a change that occurs when some properties of a material change, but the substances in the material stay the same
4. a material’s ability to allow heat or electric charges to flow
5. a homogeneous mixture that is transparent and forms when substances dissolve
7. the smallest particle of an element
8. the ability of a solid to be hammered without shattering
12. a substance that cannot be broken down into simpler substances
13. any characteristic of a material that can be observed or measured without changing the composition of the substance
14. a homogeneous mixture that is opaque
16. a heterogeneous mixture that separates into layers over time
17. matter that always has exactly the same composition; an element or compound
19. the temperature at which a substance boils