Radiation

Subdecks (3)

Cards (21)

  • Radioactive decay - the process involving unstable nuclei emitting radiation to become more stable
  • Activity - the rate at which nuclei decays
  • Count-rate - the number of radiation counts reaching a detector per second
  • Radioactivity is measured in Becquerels, Bq
  • Count-rate is measured using a Geiger-Muller tube