Question 1 · 1 mark · Foundation · Practical · Diagnostic
Interactive practical
Wave speed, frequency and wavelength
Freeze ripple-tank waves and measure ten wavelengths against a rule, then tune a vibration generator to find stationary waves on a string, and work out both wave speeds.
Open interactive simulationPractice: Measuring wave speed, frequency and wavelength
WJEC 3430QD — this practical matches your selected course; the questions check the method, data handling and practical skills.
Check your answers as you work. For written questions, use the marking points to assess your response.
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Question 2 · 3 marks · Standard · Practical · Practical method