Sound | Tongue | Lips | Jaw | Teeth | Air | Vocal Chords |
---|---|---|---|---|---|---|
/ˈ/ | ||||||
/f/ | The bottom lips are in contact with the teeth. | The top teeth press the bottom lips. | The air flows through the teeth. | The vocal cords do not vibrate. | ||
/ɑ/ | The tongue is flat and low in the mouth. The tongue is in the center of the mouth. The tip of the tongue touches the back of the bottom front teeth. | The lips remain relaxed in a neutral position. | The jaw drops, opening the mouth as wide as possible. | The vocal cords vibrate. |