In medical diagnostics, X-rays are used to produce clear images of bones deep within the body, whereas ultraviolet (UV) radiation is restricted to surface sterilisation or skin treatments.
Explain, in terms of their properties and their interactions with body tissues, why X-rays can penetrate soft tissue to image internal bones, but ultraviolet radiation is absorbed by the skin and cannot reach deep internal structures.
25 exam-style questions on Edexcel GCSE Physics 5.4 Uses and dangers of EM radiation. Each one has a worked solution and a mark scheme showing where the marks go.