3 Sezon
46 Episod
Why Is It So? - Season 3 Episode 4 Episodul 4 (2012)
Every vibrating body has a a corresponding frequency and pitch. Miller uses tuning forks that resonate with sounding pipes and vibrating strings.
- Țară : Australia
- Gen :
- Studio : PBS
- Director :
- Distribuție : Julius Sumner Miller
