Physics 0625 · IGCSE · Radioactivity

Radioactivity — practice question

Which row gives the nature and one property of all $\beta$-particles?

  • Aelectrons; can travel through a vacuum
  • Belectrons; stopped by a thin sheet of paper
  • Chelium nuclei; can travel through a vacuum
  • Dhelium nuclei; stopped by a thin sheet of paper

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