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Waves in air, fluids and solids answer explanations

Review worked answers and explanations for Waves in air, fluids and solids. Aligned to AQA Gcse Physics.

Answer explanations

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For Properties of waves, a student is working with a loudspeaker and microphone demonstration. Which option best uses compressions, rarefactions and detected vibrations to required practical: determine frequency using an oscillator, signal generator or timing method where appropriate.?

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