Ovoko Suomi

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The eye loses its power of accommodation at old age The splitting of white light into its component colours is called dispersion Scattering of light causes the blue colour of sky and the reddening of the

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Blue Sky It is normal to say that the sky appears blue in colour Have you ever thought about why it appears blue When sunlight enters the Earth s atmosphere it gets scattered by the atmospheric

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The blue light due to its short wavelength is scattered more than the red light of long wavelength Thus the light directly from the sun reaching our eye is rich in red colour while the light from all the other

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Atmospheric optics is the scientific study and explanation of the unique and stunning optical effects in the sky It encompasses the principles of physics that help answer common questions like why the

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Why do the stars twinkle As a star s light penetrates the Earth s atmosphere every individual stream of starlight is refracted caused to change direction slightly by the various temperature and density

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Why are clouds white In a cloud sunlight is scattered by much larger water droplets These scatter all colours almost equally meaning that the sunlight continues to remain white and so making the clouds

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Explanation Refraction of light keeps the position of the source of light change This will make the stars sparkle 7 The clear sky appears blue because a blue light gets absorbed in the atmosphere b

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The short wavelength blue and violet are scattered more than colours of the lower end of the spectrum which are less easily scattered Noon If the sun is overhead in the sky the rays suffer the least

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What is Complexometric Titration Complexometric Titration or chelatometry is a type of volumetric analysis wherein the coloured complex is used to determine the endpoint of the titration Titration is