A tanning salon uses sunbeds to darken customers' skin, and a hospital takes images of the bones in a patient's wrist. The wave groups considered are infrared, ultraviolet and X-rays. Which statement correctly identifies the electromagnetic wave used for each purpose?
The sunbeds use X-rays; the bone images use ultraviolet.
The sunbeds use ultraviolet; the bone images use X-rays.
The sunbeds use infrared; the bone images use ultraviolet.
The sunbeds use infrared; the bone images use X-rays.
93 exam-style questions on AQA GCSE Physics 6.2 Electromagnetic waves, covering 6.2.1 Types of electromagnetic waves, 6.2.2 Properties of electromagnetic waves 1, 6.2.3 Properties of electromagnetic waves 2, 6.2.4 Uses and applications of electromagnetic waves, 6.2.5 Lenses, and 6.2.6 Visible light. Each one has a worked solution and a mark scheme showing where the marks go.