Music is the art of combining sounds to create harmony and express ideas and emotions. It has a long history and incorporates elements such as rhythm, melody, dynamics, and harmony. Different musical styles are shaped by factors like a composer's training and outlook. A variety of instruments and voices make up ensembles and orchestras that perform music. Appreciating music involves understanding elements like key, pattern, interpretation, and musical terminology. The Philippines has its own musical traditions that incorporate genres like kundiman, rondalla, and folk songs.