This involves the manipulation of the elements to create a sense of release or relaxation. Resolution might be created by a change in dynamics, a change in height of melody, or movement from dissonant to consonant harmony. In many forms of music, tension builds to a climatic peak and is followed by a brief concluding resolution to finish the work. The elements, ideas and principles are combined in such a way that all are essential to the product. Alteration of any part of the creation changes the effect.
Form refers to the organizational structure of the music, or how the musical ideas are arranged.
The form is usually described using letters.