Various types of waves are used in medical imaging to scan patients. Which statement is true about a scan that uses longitudinal waves?
Ultrasound is used to monitor the development of an unborn baby.
X-rays are used to detect fractures in bones.
Radio waves are used in MRI scans to image internal organs.
Gamma rays are used in radioactive tracer scans to detect cancer.
43 exam-style questions on OCR GCSE Physics Wave behaviour. Each one has a worked solution and a mark scheme showing where the marks go.