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T3 CH1 Light — Science STD 7 — Question

Tamilnadu BoardEnglish MediumSTD 7ScienceT3 CH1 Light2 Marks
Question
Why danger lights in vehicles are red in colour?
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Answer

  1. Red color is scattered the least by air molecules.
  2. Red color has the highest wavelength of all the other colors. So red color is able to travel the longest distance through air, fog.

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