Question

Why might an artist use dissonance

Answer 1

Dissonance can produce an unpleasant feeling. Artists use this element to create an atmosphere (or feeling) of tension or fear in the listener. Certain songs will cycle between dissonance and consonance (its opposite) to produce a discontented mood or to build and release tension. Dissonance can also elicit a feeling of anger in the listener.

Answer 2

To achieve a certain effect or mood in the people listening to the music and it can also be used to create excitement.