What kind of line typically represents an analogue sound wave?

The representation of an analogue sound wave is best depicted by a smooth continuous wave. This is because analogue sound waves are characterized by their fluid, varying waveforms that reflect changes in air pressure as sound propagates. Unlike digital signals, which are represented by discrete values and can appear jagged or stepped, analogue signals are continuous and can take on an infinite number of values, thus creating a smooth curve.

In the context of sound waves, the smooth continuous line illustrates the gradual and continuous variations in amplitude and frequency, which are essential features of analogue sound. The normal squiggly line, while it may show some fluctuation, does not accurately convey the nature of analogue signals, which are always smooth and flowing. It is this continuous nature that allows for the rich, variable sounds associated with analogue audio, distinguishing them from representations that would imply breaks or discrete steps.

Understanding this distinction is crucial for analyzing and working with sound in both practical applications and theoretical frameworks within multimedia practice.