Radiation
Across
- 6. Treatment of cancer with chemicals
- 8. 1986 nuclear disaster
- 10. stops all 3 types of radiation
- 13. Atoms of the same type but with a different number of neutrons
- 14. An electromagnetic wave
- 15. stops only 2 of the three types of radiation
Down
- 1. The uncontrolled growth of cell tissue in the body
- 2. When atoms change from one type to another
- 3. a 30km area around reactor number 4.
- 4. A fast moving nuclear electron
- 5. Treatment of cancer with a source of radiation
- 7. A nuclear disaster in Japan
- 9. The type of radiation stopped by paper
- 11. the chances of an atom decaying at any moment is completley....
- 12. The length of time it takes for half of the particles to decay