3 Temporada
46 Episodio
Why Is It So? - Season 3 Episode 10 Episodio 10
Everything is magnetic to more or less degree, says Miller. He suggests making an iron bar a magnet just by aligning it properly and striking it at one end. Then he introduces the electromagnet. And just how strong is a magnetic force? It's a puzzler.
- Año: 2012
- País: Australia
- Género:
- Estudio: PBS
- Palabra clave:
- Director:
- Emitir: Julius Sumner Miller