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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Sound

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Sound

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Paper 3Theory (Core)3 marks

In a sound wave, the amplitude and frequency can vary independently.

Description

Sound Wave Properties

A sound wave can have a high amplitude and a low frequency, or a low amplitude and a high frequency. Understanding these properties is crucial for sound engineering.

  1. a

    Discuss the implications of varying amplitude and frequency in sound waves for sound engineering.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 3 structured question: Sound

Paper 3Theory (Core)3 marks

Description

Sound Wave Characteristics

Sound waves can be described by their amplitude and frequency. Amplitude is related to how loud a sound is, while frequency determines the pitch of the sound.

  1. a

    Explain how variations in amplitude and frequency influence the loudness and pitch of sound waves.

    Aim for approximately 3 distinct marking points.

    [3]