Key term for Edexcel GCSE Physics, used in Sound and Ultrasound.
The maximum displacement of a point on a wave away from its undisturbed position; in sound, this determines loudness.
Amplitude appears in Edexcel GCSE Physics revision content for Waves, especially Sound and Ultrasound and Infrasound Definition.
Create a free account to access Edexcel GCSE Physics revision notes, track progress, and practise related key terms.
Waves
Properties of Waves • Wave Terms
