Physics 9702 · AS & A Level · Atoms, nuclei and radiation

Atoms, nuclei and radiation — practice question

A group of students modelled radioactive decay with dice. Following each throw, any dice landing on a ‘6’ were taken away. The graph shows the findings. What might the spread of points around the best-fit curve indicate for real radioactive decay?

  • Abackground count not being taken into account
  • Bmore than one type of radiation being present
  • Cthe random nature of radioactive decay
  • Dthe spontaneous nature of radioactive decay

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