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19 hours ago ago from World Traveller Bog
Why would a light wave travel more slowly through a gas in a vacuum? For my daughter s science test. Through any transparent or translucent material medium, like glass or air, has a lower speed than in vacuum, the ratio of C to speed more slow is called the index of refraction of the medium (the actual speed is not affected, the speed of light is constant, the fact that light is reflected inside the crystal make a greater amount of ...
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