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GCSE Combined Science · key term
A shallow, transparent-bottomed tank used to produce and observe water waves.
Used by AQA and Edexcel
Specification 6.6.1.2 · Paper 6
Revise: Measuring Wave PropertiesA ripple tank allows wavelength and frequency to be measured separately, then combined to calculate speed. Use a shallow layer of water, about 5 mm deep, and a motor-driven wooden rod. When stationary, the rod should just touch the water surface.
Paper 5, Paper 6
A shallow tank of water used to produce and observe waves on the water surface.
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Use a ripple tank, a motor-driven straight dipper, a ruler and a stopwatch. A digital camera, if available, helps with measuring wavelength. Place the dipper near a short side of the tank and fasten the ruler along a long side, with its markings visible above the water.