Which row in the table correctly describes the properties of γ\gammaγ-radiation (gamma rays)?
| Ionizing effect | Radiation stopped by a few millimetres of aluminium? | |
|---|---|---|
| A | large | yes |
| B | large | no |
| C | small | yes |
| D | small | no |
Row A
Row B
Row C
Row D
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.