Which group contains only electromagnetic waves?
ultraviolet radiation, microwaves, X-rays
ultraviolet radiation, sound waves, X-rays
microwaves, ultrasound waves, X-rays
ultraviolet radiation, sound waves, ultrasound 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.