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The Human Eye and Colourful World
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30/08/2021 11:39 am
Topic starter
Complete the following statements :
When the sun is setting, the light from it has to travel a ……………… thickness of the earth’s atmosphere and only…….. wavelength……… light is able to reach us. Sunset is, therefore……….
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30/08/2021 11:40 am
greater; longer; red; red