The different types of sound include:
1. Audible sound: Sound that can be heard by humans.
2. Infrasound: Sound with a frequency lower than 20Hz, which is below the threshold of human hearing but can be felt.
3. Ultrasound: Sound with a frequency higher than 20kHz, which is above the threshold of human hearing.
4. White noise: A type of noise that has equal energy per octave.
5. Pink noise: A type of noise that has equal energy per octave but a lower energy at high frequencies.
6. Brown noise: A type of noise that has a higher energy at low frequencies and decreases at higher frequencies.
7. Musical sound: Sound produced by musical instruments.
8. Noise: Unwanted sound that interferes with communication or causes annoyance or discomfort.
9. Natural sound: Sound produced by natural phenomena such as thunder, wind, and water.
10. Artificial sound: Sound produced by human-made objects such as machines and vehicles.
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