A musician is playing an electronic keyboard. The initial sound is too loud and the pitch is too high. The musician adjusts the keyboard so that it produces a quieter sound of a lower pitch.
What effect does this adjustment have on the amplitude and on the frequency of the sound waves produced?
smaller amplitude, smaller frequency
smaller amplitude, larger frequency
larger amplitude, smaller frequency
larger amplitude, larger frequency
295 exam-style questions on CIE IGCSE Physics Sound, covering Sound. Each one has a worked solution and a mark scheme showing where the marks go.