Which statement about β\betaβ-radiation (consisting of β−\beta^-β− particles) is correct?
It is more highly ionising than α\alphaα-radiation.
It is a stream of fast-moving electrons.
It is unaffected by magnetic fields.
It has a shorter range in air than α\alphaα-radiation.
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.