Across
- 2. the rate of decay of a radioactive isotope
- 6. the combination of nuclei of light atoms to form heavier nuclei with the release of much energy
- 7. the type of radiation that carries a positive charge
- 9. a type of dating based on the ratio of carbon-12 to carbon-14
- 10. distance-sensitive attraction between nucleons
Down
- 1. scientist that formulated the famous equation, E = mc2
- 3. the process in which unstable atomic nuclei transform and emit radiation
- 4. the type of radiation that carries a negative charge
- 5. the minimum mass of fissionable material in a reactor or nuclear bomb that will sustain a chain reaction
- 8. type of radiation with no charge