Musical instruments are divided into 4 categories:

String

Percussion

Wind

Keyboard

String instruments are played by string plucking, bows or striking.

plectrum

bow

Some string instruments are Violin and Harp

Violin

Harp

Some percussion instruments are the Drum, Triangle and

Xylophone.Drum

Xylophone

Triangle

Percussion instruments are played by scraping, rubbing and shaking. This produces different sound effects like running water, thunder etc…

Some wind instruments are the Flute, the Saxaphone and the

Horn

Flute

Saxaphone

Horn

Wind instruments are played by setting air over or into a mouthpiece.

Some keyboard instruments are the piano and the organ.

Piano Organ

Sound is produced on the piano by hammers striking strings. The player controls the hammers when he presses the piano keys. Hands press the piano keys.

The Piano

Sometimes musical instruments join and play in an orchestra where a number of instruments play together and separately.

The orchestra is conducted by a conductor, who leads all musicians when playing.

Instruments in an Orchestra