Across
- 3. anything that has mass and takes up space
- 7. the study of matter properties and changes
- 8. the physical appearance
- 9. a homogeneous mixture with two or more substances
- 10. a pure substance
- 11. group of substances that don't chemically change
- 12. definite shape and very dense
Down
- 1. the interaction between two substances
- 2. indefinite shape, indefinite volume, and less dense than liquid
- 4. indefinite shape and less dense than solids
- 5. the smallest unit of matter
- 6. a substance that was created by combining two or more substances