Pelvic Inflammatory Disease (PID) PID can be caused by many different bacteria, including Chlamydia and gonorrhea. It occurs when these bacteria move up from the vagina or cervix into the uterus and other reproductive organs.
Pop and Rock Ballads. The term ballad is used in modern music to express an âemotional love songâ. A rock ballad is a modern song in which the word ballad appears in the title of a song, for example in âThe Ballad of John and Yokoâ by The Beatles and âThe Ballad of Billy the Kidâ by Billy Joel.
The ballad is a poem that is typically arranged in quatrains with the rhyme scheme ABAB. Ballads are usually narrative, which means they tell a story. Ballads began as folk songs and continue to be used today in modern music. To unlock this lesson you must be a Study.com Member.