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5.2 Radioactivity

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Question 328

Which row shows the relative ionising effects and penetrating abilities of β\betaβ-particles and γ\gammaγ-rays?

A

Ionising effect: β\betaβ greater than γ\gammaγ; Penetrating ability: β\betaβ greater than γ\gammaγ

B

Ionising effect: β\betaβ greater than γ\gammaγ; Penetrating ability: β\betaβ less than γ\gammaγ

C

Ionising effect: β\betaβ less than γ\gammaγ; Penetrating ability: β\betaβ greater than γ\gammaγ

D

Ionising effect: β\betaβ less than γ\gammaγ; Penetrating ability: β\betaβ less than γ\gammaγ

Markscheme

5.2 Radioactivity Questions

  1. IGCSE
  2. /Physics
  3. /5.2 Radioactivity

484 exam-style questions on CIE IGCSE Physics 5.2 Radioactivity, covering 5.2.1 Background radiation and measuring count rate, 5.2.2a Alpha, beta and gamma emission, 5.2.2b Deflection and ionising effects of nuclear radiation, 5.2.3a Radioactive decay, 5.2.3b Effects of decay on the nucleus and decay equations, 5.2.4a Half-life, 5.2.4b Choosing isotopes for applications, and 5.2.5 Effects of ionising radiation and safety precautions. Each one has a worked solution and a mark scheme showing where the marks go.

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