Across
- 5. cloudy mixture in which tiny particles of one substance are held within another, and the particles can be separated out
- 7. Change of state from a gas to solid
- 9. Change of state from a solid to a liquid
- 11. Change of state of matter from gas to liquid
- 12. pure substance that cannot be broken down into other substances; substance made up of only one type of atom
- 14. cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
- 15. A system of easy-to-see warning symbols on hazardous materials
- 19. heterogeneous mixture; mixture in which the different substances that make up the mixture are visible
- 20. substance made of only one kind of matter, which has a unique set of properties
- 22. characteristic that describes a particular substance (e.g., color, luster, melting point, crystal shape, solubility, density)
- 23. Change of state of matter from liquid to gas
- 25. Anything that has mass and occupies space
Down
- 1. invisible negatively charged particle that orbits the nucleus of an atom
- 2. chemical combination of two or more elements in a specific ratio
- 3. Change of state from a solid to a gas
- 4. homogeneous mixture; mixture of two or more pure substances that looks like one substance
- 6. Change of state from a liquid to a solid
- 8. Change in the appearance or state of a substance that does not change the composition
- 10. Change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
- 13. description of how a substance interacts with other substances, such as acids
- 16. Solid, liquid, gas
- 17. property that describes the physical appearance and composition of a substance
- 18. combination of pure substances
- 21. positively charged particle in the nucleus of an atom
- 24. neutral particle in the nucleus of an atom