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18 August, 14:51

How are the colors in neon signs changed?

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Answers (2)
  1. 18 August, 15:07
    0
    The color of the light depends on the gas in the tube. Neon lights were named for neon, a noble gas which gives off a popular orange light, but other gases and chemicals are used to produce other colors, such as hydrogen (red), helium (yellow), carbon dioxide (white), and mercury (blue).

    Explanation:

    those are all the color signs i know this because i did it before
  2. 18 August, 15:14
    0
    Neon lights don't actually change colors.

    Explanation:

    Neon signs give the illusion of changing color by turning different components of the signs on or off.
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