Making Sound
- L'épisode a été diffusé 2 mars 2017
- 59m
Ajouter une intrigue dans votre langueHelen investigates how Big Ben creates pressure waves at particular frequencies, how soprano Lesley Garrett's singing voice works, the deep tones of a volcanic eruption and the sounds made b... Tout lireHelen investigates how Big Ben creates pressure waves at particular frequencies, how soprano Lesley Garrett's singing voice works, the deep tones of a volcanic eruption and the sounds made by a black hole in space.Helen investigates how Big Ben creates pressure waves at particular frequencies, how soprano Lesley Garrett's singing voice works, the deep tones of a volcanic eruption and the sounds made by a black hole in space.