2. Musical instruments are
divided into 4 categories:
String
Percussion
Wind
Keyboard

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

4. Some string instruments are
Violin and Harp
Violin
Harp
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5. Some percussion instruments are
the Drum, Triangle and Xylophone.
Drum
Xylophone
Triangle
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6. Percussion instruments are played
by scraping, rubbing and shaking.
This produces different sound
effects like running water,
thunder etc…

7. Some wind instruments are the
Flute, the Saxaphone and the Horn
Flute
Saxaphone
Horn
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8. Wind instruments are played by
setting air over or into a
mouthpiece.

9. Some keyboard instruments are the
piano and the organ.
Piano Organ
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10. 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

11. 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.

12. Instruments in an Orchestra