Across
- 5. A reaction spread of nuclei.
- 6. A nucleus splits into to many.
- 7. Gamma rays.
- 9. Dividing an element to 2 due to stableness
- 10. two forms of the same element
- 12. Numbers of protons in an element.
- 13. Emit radiation decay
- 14. A Neutral nuclei.
Down
- 1. Nuclear energy that includes stars/sun
- 2. Highly dangerous substance
- 3. an positive nuclei
- 4. two protons and two neutrons
- 8. Total number of protons and Neutrons
- 11. The central of a cell