A geophysicist is testing an ultra-low frequency (ULF) radio wave system designed for underground communication through bedrock.
The radio wave travels a distance of 99 000 m99\,000\text{ m}99000 m through a granite formation in 1.1 minutes1.1\text{ minutes}1.1 minutes.
Calculate the speed of the wave in m/s\text{m/s}m/s.
Use the equation:
wave speed=distancetime \text{wave speed} = \frac{\text{distance}}{\text{time}} wave speed=timedistance64 exam-style questions on Edexcel GCSE Physics 4.1 Wave properties. Each one has a worked solution and a mark scheme showing where the marks go.