Across
- 1. A pure substance made up of one atom
- 3. Anything that takes up space
- 5. A single atom or molecule
- 6. A physical property of matter
- 7. Oxygen,carbon,hydrogen,nitrogen,phosphorus,and sulfur
- 9. proteins,lipids,carbs,and nucleic acids
- 10. solute and solvent
Down
- 2. Neutral and found in the nucleus
- 4. Negatively charged particles
- 8. Positively charged particles