Last lesson in the series looking at how changing the amplitude and wavelength of a waveform will affect a sound. Also includes uses of sounds like ultrasound - includes practice questions for students.
Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P6 and more
Developing: State the approximate range of audible frequencies for a healthy human ear is 20 Hz to 20,000 Hz.
Securing: Relate the loudness and pitch of sound waves to amplitude and frequency.
Exceeding: Apply the wave equation to quantitatively analyse the differences between sound waves.
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