4.4.3.2 Different Half-lives of Radioactive Isotopes Flashcards

1
Q

What do radioactive isotopes have?

A

radioactive isotopes have a very wide range of half-life values

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2
Q

Hazards of radioactive material with short half-life:

A
  • source presents less of a risk - does not remain strongly radioactive
  • initially very radioactive but quickly dies down - so presents less of long-term risk
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3
Q

Hazards of radioactive material with long half-life:

A

source remains weakly radioactive over long period of time

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