Across
- 2. particles used by Rutherford in a classic experiment
- 6. An alpha particle is the nucleus of this atom
- 9. uncharged particle in the nucleus
- 10. nuclear radiation more likely from larger nuclei
- 11. nuclear radiation with positive charge
- 13. atoms with the same number of protons but different numbers of neutrons
- 14. beta particles are these
Down
- 1. nuclear radiation that is an electromagnetic wave
- 3. nuclear radiation more likely from isotopes with more protons than neutrons
- 4. nuclear radiation with negative charge
- 5. common name for a particle in the nucleus
- 7. radiation that knocks electrons from nuclei
- 8. number indicating total protons plus neutrons
- 12. number indicating number of protons