Across
- 6. substance made of two+ atoms chemically combined
- 8. mixture that is not evenly mixed
- 9. mixture that is evenly mixed
- 10. logical explanation for an observation
- 11. matter that can vary in composition
Down
- 1. to form a solution by mixing evenly
- 2. statement of what will happen next
- 3. matter with a composition that is always the same
- 4. substance made with only one atom
- 5. building block of matter
- 7. anything that has mass and takes up space
- 9. possible explanation for an observation