Unit 2

3. A change that alters the identify of a substance which results in a new substance or substances.
4. Things about an object that can be seen, heard, tasted, smelled or felt.
6. Elements that have properties of both metals and nonmetals; sometimes referred to as semiconductor.
7. A physical property referring to how an object shines when light reflects from it.
9. Elements that are typically shiny, malleable, and good conductors of heat and electricity.
11. The curved surface of a liquid. The bottom is used to measure the volume of a liquid.
12. The measure of how much matter is in an object.
13. A material through which heat or electricity does not easily flow.
14. The change from one state of matter to another.
17. Solid formed from a chemical reaction.
18. Elements that are typically dull, brittle, and insulators of heat and electricity.

1. A physical property of something that breaks rather than bends.
2. Characteristic that can be observed in a chemical reaction.
5. Measure of how much space matter takes up.
8. A substance that falls between a conductor and insulator.
10. A physical property that describes the ability of a material to be reshaped without breaking or cracking.
15. The amount of matter in a given space or volume.
16. A material that allows heat or electricity to flow through easily.