Bushranger Posted April 23, 2019 Share Posted April 23, 2019 Sound waves are part of the electromagnetic spectrum as are light and radio waves. However, sound waves cannot pass through a vacuum. Why/how is it that they cannot? Link to comment Share on other sites More sharing options...
DrP Posted April 23, 2019 Share Posted April 23, 2019 Just now, Bushranger said: Sound waves are part of the electromagnetic spectrum as are light and radio waves. However, sound waves cannot pass through a vacuum. Why/how is it that they cannot? Because they are pressure waves not electromagnetic. They propagate through the air... of which there is none in a vacuum. Link to comment Share on other sites More sharing options...
Strange Posted April 23, 2019 Share Posted April 23, 2019 46 minutes ago, Bushranger said: Sound waves are part of the electromagnetic spectrum as are light and radio waves. No. They are pressure waves: https://www.bbc.com/bitesize/articles/z8mmb82 Link to comment Share on other sites More sharing options...
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