Pitch, in music, position of a single sound in the complete range of sound. Sounds are higher or lower in pitch according to the frequency of vibration of the sound waves producing them .
Introduction of Opera ▲an art form of human voice▲an important part of the western classical music tradition▲brings a story to life by using music, (1) words and actions (2) Challenges/Problems/Difficulties/Trouble of Opera ▲how to solve the shortage of money▲how to (...