Across
- 3. Anything that occupies space.
- 10. An example of filtration.
- 11. Anything that has mass and occupies space.
- 13. Separation based on size.
- 16. A property that can be observed without changing the chemical make-up of the substance.
- 18. Matter that has the same properties or characteristics.
- 19. A property that depends on the size of the sample.
- 20. A mixture that has the same uniform composition throughout.
Down
- 1. Made up of two or more different elements chemically combined.
- 2. A mixture with a different composition, visibly different parts.
- 4. Separation based on size and charge(polarity).
- 5. Elements combined in definite proportions.
- 6. Something used to identify unknown substances.
- 7. A property that does not depend on size.
- 8. A property that describes a permanent change.
- 9. A substance that can't be broken down by a chemical change.
- 12. A set of characteristics by which a substance is recognized.
- 14. We measure matter by finding the ____ because ____ is always constant.
- 15. consists of two or more substances.
- 17. Separation based on boiling points.