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5.2.2a Alpha, beta and gamma emission

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Question 80

A radioactive source emits both α\alphaα-particles and β\betaβ-particles. What is the thinnest material that can stop all of this radiation?

A

A single sheet of paper

B

A thin sheet of aluminium (a few millimetres thick)

C

A thick block of lead (several centimetres thick)

D

A thin sheet of plastic wrap

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5.2.2a Alpha, beta and gamma emission Questions

  1. IGCSE
  2. /Physics
  3. /5.2.2a Alpha, beta and gamma emission

134 exam-style questions on CIE IGCSE Physics 5.2.2a Alpha, beta and gamma emission. Each one has a worked solution and a mark scheme showing where the marks go.

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