A deep-ocean research buoy is equipped with a pressure sensor on the seabed to monitor long-period swell waves.
The sensor detects the passage of 35 wave crests (pressure peaks) over a continuous monitoring period of 4 minutes and 40 seconds.
Calculate the frequency of these swell waves.
64 exam-style questions on Edexcel GCSE Physics 4.1 Wave properties, covering 4.1.1 Waves transfer energy and information, 4.1.2 Frequency, wavelength, amplitude, period and wavefronts, 4.1.3 Longitudinal and transverse waves, 4.1.4 The wave speed equations, 4.1.5 Measuring wave velocity, and 4.1.6 Calculating depth or distance from waves. Each one has a worked solution and a mark scheme showing where the marks go.