• Question: Can radio signals pass through all matter? Even a vacuum?

    Asked by ilovepenguins to Akram on 14 Mar 2012.
    • Photo: Akram Alomainy

      Akram Alomainy answered on 14 Mar 2012:

      Yes they can since they are form of electromagnetic waves which doe snot need a medium to travel 🙂 Sound waves travel inside vacuum but not outside it 🙂