What is an audio effect?

An audio effect refers specifically to a process that modifies sound in various ways to enhance or alter its characteristics. This can include a wide array of techniques such as reverb, delay, distortion, and modulation among others. By applying audio effects, sound can be transformed to create different atmospheres, dynamics, and textures, which are essential in music production and sound design.

The other options don’t accurately represent what an audio effect is. A type of musical instrument refers to physical objects used to produce sound, while a composition technique involves methods used to create and structure music. A rhythm pattern specifically refers to the arrangement of beats within a piece of music, rather than a modification of sound itself. Understanding audio effects is crucial for anyone involved in music production as they play a key role in shaping the final sound of a track.