Listen to and then examine closely the fi rst movement of a symphony by Haydn or Mozart. That movement with few exceptions will be a sonata form. If a score is available, it can be helpful. (You do...

Listen to and then examine closely the fi rst movement of a symphony by Haydn or Mozart. That movement with few exceptions will be a sonata form. If a score is available, it can be helpful. (You do not have to be a musician to read a score.) Identify the exposition section — which will come fi rst — and the beginning of the development section. Then identify the end of the development and the beginning of the recapitulation section. At these points, you should perceive some change in dynamics, tempo, and movements from home key or tonic to contrasting keys and back to the tonic. You need not know the names of those keys in order to be aware of the changes. They are usually easily perceptible