Across
- 2. the smallest unit of matter
- 5. Ability to be hammered into thin sheets
- 7. how acidic or alkaline (basic) a substance is compared to neutral
- 8. Contains two or more substances that are not chemically combined
- 11. Temperature at which a substance changes from a solid to a liquid
- 12. Amount of matter in a certain space
- 13. Ability to burn or ignite
Down
- 1. Causes damage via contact
- 3. A substance composed of two or more elements
- 4. Temperature at which a substance changes from liquid to a gas
- 6. A substance that consists of atoms that all have the same number of protons
- 8. Anything that has mass and takes up space (has volume)
- 9. Solid, Liquid, or gas
- 10. How dangerous a substance is to your health
- 14. Ability to reflect light