2- WIND INSTRUMENTS
The sound in these instruments is produced by air passing through a tube.
There are two kind of wind instruments which depends on what they are made of:a) WOODWIND
This group of wind instruments are almost always made of wood and are played using a wooden reed
like: the flute, the clarinet, the oboe,the bassoon, the saxophone, as seen below.
In this group is the horn, the tuba, the trumpet, the trombone, as seen above.This group of wind instruments are made of metal or brass and don't need a wooden reed, but a metalic mouthpiece.