Across
- 4. Element with 80 protons
- 5. Element with 1 proton
- 7. Stored energy
- 10. Mass divided by density
- 13. Volume times density
- 14. Particle with a negative charge
- 16. going from gas to Liquid
- 18. going from Liquid to gas
- 21. Element with 79 Protons
- 22. Type of chemical change
- 23. Going from Solid to Liquid
- 24. Smallest unit of matter
Down
- 1. affect of gravity on matter
- 2. mass divided by volume
- 3. Name of columns on the periodic table
- 6. Determined by valance electrons
- 7. Particle with a positive charge
- 8. motion energy
- 9. Particle with a neutral charge
- 11. Going from liquid to solid
- 12. substance changes at atomic level
- 13. Quantity of matter
- 15. Name of horizontal rows on periodic table
- 17. Element with 10 protons
- 19. substance changed at surface level
- 20. Type of physical change