Matter and Chemical Change

2. Solids at room temperature, shiny, malleable, and a good conductor of energy.
4. Substance that can be broken down into component parts.
5. A substance that can be pounded into sheets.
8. Negative charge that orbits or energy levels.
9. The ability of a substance to conduct electricity.
10. The horizontal rows in the Periodic Table.
11. The total mass of the protons and neutrons (3 Words).
13. Cannot be broken down into a simpler substance (2 words).
16. Substances composed of 2 or more substances.
17. Positive charge in the nucleus.
18. When metals and non-metals come together because opposite charges attract (2 Words).
20. Releases heat.
23. The vertical rows in the Periodic Table.
25. No charge in the nucleus.
26. The amount of mass in a given volume of a substance.

1. Workplace Hazardous Materials Information System.
3. The ability of a substance to be dissolved in another.
4. Have both metallic and non-metallic properties.
6. Can be a solid or gas at room temperature, are dull, and act as insulators.
7. Formed when atoms share electrons (2 Words).
12. The number of protons found in the nucleus (2 Words).
14. Absorbs heat.
15. A cloudy mixture.
19. Located on the extreme right of the Periodic Table and are non-reactive and stable (2 Words).
21. Substances composed of only one kind of atom.
22. A cloudy mixture which cannot be easily separated.
24. Any solid that can be stretched into a long wire.