A candle flame is positioned in front of a loudspeaker. The loudspeaker generates a sound wave that makes air particles oscillate. These oscillating air particles cause the candle flame to move back and forth in the same direction as the air particles. Which row indicates the direction in which the candle flame vibrates and the type of sound wave?
- Avertical vibration, longitudinal
- Bvertical vibration, transverse
- Chorizontal vibration, longitudinal
- Dhorizontal vibration, transverse