Across
- 1. can be physically taken apart
- 7. matter can't be created or destroyed
- 8. not equal on both sides of the arrow
- 9. after the arrow
Down
- 1. anything that has mass and takes up space
- 2. before the arrow
- 3. can be chemically taken apart
- 4. equal on both sides of the arrow
- 5. chemical compound for water
- 6. a pure substance