Alpha (α\alphaα), beta (β\betaβ) and gamma (γ\gammaγ) are three different types of nuclear radiation.
Which statement describes a feature common to all three of these radiations?
They are all charged particles emitted in a predictable sequence.
They all originate from the nucleus and are emitted in a random process.
They all originate from electron shells and are emitted in a random process.
They all have the same penetrating power and are emitted in a predictable sequence.
81 exam-style questions on Edexcel GCSE Physics 6.1 Atomic structure and isotopes, covering 6.1.1 Structure of the atom, 6.1.2 Isotopes: atomic and mass number, 6.1.3 Sub-atomic particles: masses and charges, and 6.1.4 Electron orbits and energy changes. Each one has a worked solution and a mark scheme showing where the marks go.