Which row correctly compares the relative ionising effects and penetrating abilities of β\betaβ-particles and γ\gammaγ-rays?
Ionising effectPenetrating abilityAβ less than γβ greater than γBβ less than γβ less than γCβ greater than γβ less than γDβ greater than γβ greater than γ \begin{array}{|c|c|c|} \hline & \text{Ionising effect} & \text{Penetrating ability} \\ \hline \textbf{A} & \beta \text{ less than } \gamma & \beta \text{ greater than } \gamma \\ \hline \textbf{B} & \beta \text{ less than } \gamma & \beta \text{ less than } \gamma \\ \hline \textbf{C} & \beta \text{ greater than } \gamma & \beta \text{ less than } \gamma \\ \hline \textbf{D} & \beta \text{ greater than } \gamma & \beta \text{ greater than } \gamma \\ \hline \end{array} ABCDIonising effectβ less than γβ less than γβ greater than γβ greater than γPenetrating abilityβ greater than γβ less than γβ less than γβ greater than γRow A
Row B
Row C
Row D
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.