Worksheet: Gamma Radiation

In this worksheet, we will practice describing the key physical properties of gamma radiation and explaining its production by certain nuclear decays.


A radioisotope emits 𝛾 rays as it decays. For a given thickness of material, which of the following would provide the most effective shielding when handling this isotope?

  • AAluminium
  • BConcrete
  • CWater
  • DLead
  • ESteel

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