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Human eye and colourful world Notes - Class 10

Document Description: Human eye and colourful world for Class 10 2022 is part of Class 10 preparation. The notes and questions for Human eye and colourful world have been prepared according to the Class 10 exam syllabus. Information about Human eye and colourful world covers topics like and Human eye and colourful world Example, for Class 10 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for Human eye and colourful world.

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Why sky apears blue?
When light ray enters our earth white light get dispersed and light like indigo ,blue ,violet get dispersed and hence sky apears blue
Question 2,Why red colour is used for danger signals ?
Answer2
Amongst all seven colours red has the highest wave length so it can be seen from longer distance .Therefore,danger signals are used as danger signal so that it can be
Seen from far.



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