The video likely worked due to its satisfying and visually interesting demonstration of sound waves interacting with water, combined with the element of surprise and curiosity evoked by the 'Woah' text.
Summary
A person holds a tuning fork underwater in clear blue water. They strike the tuning fork, causing vibrations and splashes in the water.
Structure
1Holding tuning fork underwater
2Striking tuning fork
3Observing vibrations and splashes
On-screen text
Woah 🤯
Original caption
The power of sound 👀 #cool #water #satisfying #asmr (via rayofsound_/IG)