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Does Light Waves Need A Medium To Travel. Light waves can travel in a vacuum and travel at a constant speed even if the. We know that light doesn't need a medium through which to travel because the speed of light is experimentally constant:

Why Doesn't Light Need To Travel Through A Medium?
Why Doesn't Light Need To Travel Through A Medium? from www.forbes.com

However, in a material medium, light shows two properties of reflection and refraction. Only mechanical waves like sound waves require medium to travel through. We know that light doesn't need a medium through which to travel because the speed of light is experimentally constant:

Why Doesn't Light Need To Travel Through A Medium?

Light waves travel much faster than sound waves. For sound waves, the medium is air. Light does travel as waves. Which type of wave needs a medium to travel?