Across
- 2. decay when emission is an alpha particle
- 4. atomic nuclear breaks into smaller nuclei
- 8. the energy released by a nuclear reaction
- 9. big nuclear project in USA
- 11. negative molecule
- 12. positive molecule
Down
- 1. the amount of mass converted into energy
- 3. atomic nuclei combines to form massive nuclei
- 5. a radioactive process when nucleus loses energy without change in mass
- 6. reaction that alters energy, composition or structure atomic nuclear
- 7. decay when beta particle is emitted
- 10. neutral molecule