Across
- 3. dating, especially carbon dating to measure the half life
- 5. film that can be also used to detect radiation
- 7. the most ionising
- 9. the sum of the number of neutrons and the number of protons
- 10. the number of protons in an atom
- 13. can stop alpha radiation
- 14. container used to store radioactive materials
- 15. hospital equipments by gamma radiation
- 16. detector using alpha particles which ionise the air
Down
- 1. characteristic of a beta particle
- 2. can be stopped by few mm of aluminium
- 4. treatment can be done by using gamma radiation
- 6. the time taken for the radioactive nuclei to decay into half
- 8. the most penetrating
- 11. property of gamma radiation
- 12. characteristic of an alpha particle