* The sound is produced in the throat, and the vocal cords are stretched thin.
* The sound is typically high-pitched and piercing.
* The singer may feel strain or tension in their throat.
Chest
* The sound is produced in the chest, and the vocal cords are thicker.
* The sound is typically louder and fuller.
* The singer may feel a vibration in their chest.
Head
* The sound is produced in the head, and the vocal cords are relaxed.
* The sound is typically soft and airy.
* The singer may feel a resonance in their head.
Stomach
* The sound is produced in the stomach, and the vocal cords are not involved.
* The sound is typically low-pitched and rumbling.
* The singer may feel a vibration in their stomach.
It is important to note that not all singers can produce all of these sounds. Some singers may only be able to produce a few of them, while others may be able to produce all of them. It is also important to note that the location of the sound may vary slightly from person to person.