Across
- 2. Helium Emission
- 4. Neutrons + Protons
- 5. Mass Difference
- 12. Elementary Particles
- 13. Energy -> Matter
- 14. Energy Redistribution
- 17. Emits Radiation
- 19. Decay Rate
- 20. Nucleus' Force
- 21. Nucleus Division
- 23. Neutrons and Protons
- 24. Decay Time
Down
- 1. Nucleus' Combining
- 3. Proton Number
- 6. Isotope's Nucleus
- 7. Mass Measurement
- 8. Energy Difference
- 9. Nucleons Changing
- 10. Electron/Neuron Family
- 11. weak force
- 15. Repeated Fission
- 16. Matter Model
- 18. Neutron -> Proton
- 22. P/N/Pion Family