Across
- 3. Hertz(hZ)
- 4. Candium's *blank* is 1.81g
- 5. (2 words) Time it takes to divide in half
- 6. "what goes aroung comes around"
- 7. Has a positive charge
- 9. Negative orbital
- 11. (2 words) Nuclear Decay
- 14. Makes up everything
- 15. (2 words)Nobel Prize 1922 for this model
- 17. does not have an equal number of positive and negative charges
- 18. The center
- 20. Has no charge
- 24. (2 words)X-rays
- 25. A certain amount
- 26. Dividing
- 27. Example-light particle
Down
- 1. (2 words) Radioactive Decay
- 2. (2 words)Number that organizes the periodic table
- 8. (2 words)Electron distribution
- 10. (2 words)Cloud of negative energy in Bohr model
- 12. (2 words)Atomic Rainbow
- 13. Combining
- 16. (2 words)Total Number of protons and neutrons
- 19. (3 words)Helium's *blank* is 4.003
- 21. (2 words)Fixed amount of energy
- 22. Example-soundwaves
- 23. Example lightning
- 24. Has a negative charge