Across
- 3. Something that is made of all the same atoms or group of atoms.
- 4. To change the order or position of something.
- 8. An ending substance that is part of a chemical reaction.
- 9. Mixing the substances to make elephant's toothpaste was an example of a ______ change.
- 11. A process in which atoms rearrange to form new substances (two words)
- 13. The name of the town in Amplify with the reddish-brown water
- 14. An object,diagram, or computer program that helps us understand something by making it simpler or easier to see.
Down
- 1. A starting substance that is part of a chemical reaction.
- 2. The class demonstration with vinegar and baking soda was an example of a chemical change because a _____ was produced.
- 5. Another name for iron oxide
- 6. Something that can be observed about a substance such as its color, smell, or boiling point.
- 7. Two or more atoms bonded (connected) together.
- 10. The relative size of things
- 12. The tiny piece that all matter, all the stuff in the world, is made of.