Atoms And Nuclear Radiation Flashcards
1
Q
Why do unstable nuclei give out radiation?
A
Unstable nuclei undergo decay to become more stable
As they release radiation their stability increases
2
Q
What’s radioactive decay?
A
The process in which an unstable nucleus gives out radiation to become more stable
3
Q
Define the activity of an unstable nucleus?
A
Activity is the rate of decay of a source of unstable nuclei
4
Q
What is the into of radioactive activity?
A
Bequerel (bq)
