Physics 0625 · IGCSE · Radioactivity

Radioactivity — practice question

Radioactive waste is frequently combined with liquid glass. The mixture then hardens and is kept in steel drums. Why is this method used to store radioactive waste?

  • AIt reduces the decay rate.
  • BIt reduces the half-life of the waste.
  • CThe waste is contained in a solid block so it cannot leak out.
  • DThe glass is transparent so the waste can be seen.

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI