A search-and-rescue team uses a special camera to locate lost hikers in a dense forest at night by detecting the thermal radiation emitted from their bodies.
Which region of the electromagnetic spectrum does this camera detect?
ultraviolet
infrared
microwave
radio waves
198 exam-style questions on CIE IGCSE Physics Electromagnetic spectrum, covering Electromagnetic spectrum. Each one has a worked solution and a mark scheme showing where the marks go.