Cadences - The 4 types explained - Perfect, Plagal, Imperfect, Interrupted

In this video on music cadences we look at the 4 different types of cadence and how they are used in music. For more information and a free downloadable wall chart on cadences visit A cadence is a 2 chord progression that is used at the end of a musical phrase. There are 4 cadences - Perfect (or Authentic), Plagal, Imperfect (or Half) and Interrupted (or Deceptive) which can sound “finished“ or “unfinished“. The perfect cadence is also known as the authentic cadence. It is a progression from chord V to chord I. For example, in C major the progression would be from a G chord to a C chord. The plagal cadence is from chord IV to chord I - in C major this would be an F chord followed by a C chord. The imperfect cadence or half cadence is a progression that ends on chord V. It can start on either chord I, II or IV. In C major, the progression could move from chord II (Dm) to chord V (G). The i