Across
- 2. Doctor that we were working for in this unit
- 4. during a chemical reaction atoms do this
- 6. Substance made of iron and oxygen atoms
- 7. The smallest particle of a substance, everything is made of these
- 8. Substance the pipes were made of
- 10. When 2 or more substances atoms rearrange to make new substances
- 11. Something that can be observed about a substance, such as its color
- 13. Make believe town in our chemical reactions unit
Down
- 1. Material with unique properties
- 3. Chemical found in Westfield's well water
- 5. Substance that is made in a chemical reaction
- 9. Used to help scientists see something too small or large to see in real life
- 12. Color of Oxygen atoms in our models