Which row describes the nature and a property of all α\alphaα-particles?
| Nature | Property | |
|---|---|---|
| A | helium nuclei | stopped by a thin sheet of paper |
| B | helium nuclei | can penetrate several millimetres of aluminium |
| C | electrons | stopped by a thin sheet of paper |
| D | electrons | can penetrate several millimetres of aluminium |
Row 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.