Does Light Waves Need A Medium To Travel at Traveling

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Does Light Waves Need A Medium To Travel. Also, because they do not give up energy in traveling, em waves can cross the great distances that separate stars and galaxies. The medium for most waves is usually apparent.

How Does Sound Travel From One Medium to Another?
How Does Sound Travel From One Medium to Another? from www.scienceabc.com

We know that light doesn't need a medium through which to travel because the speed of light is experimentally constant: Light waves travel much faster than sound waves. Electromagnetic waves travel without a medium.

How Does Sound Travel From One Medium to Another?

We know that light doesn't need a medium through which to travel because the speed of light is experimentally constant: What is the medium for light? You have an electric field, say, in the form of a. Explain that unlike sound, light waves travel fastest through a.