A classical acoustic guitar has six strings. There are variations in guitar configurations for creating different sounds, including the electric four-string bass guitar and the 12-string guitar that is played like a six-string but with two strings per note.
Music has a profound effect on teenagers: it can improve their moods and self esteem or give them inspiration from role models. The kinds of music vary widely and, consequently, so does the effect that sounds and songs have on teenage minds.
The notes produced on a piano are the result of at least one string being struck with a small hammer. The strings vibrate at different frequencies to produce different notes. The string frequencies are determined by the wire used and its length, width, tension and density. The strings in pianos are made with extremely tough wire that is hard enough to chip the blades of a regular wire cutter.