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Why the sky is blue?

来源：学生作业帮 编辑：大师作文网作业帮 分类：英语作业 时间：2024/11/11 10:28:14
Why the sky is blue?
偶们外教问的问题..要求回答..
汗..从人心和从科学方面回答都可以..
要求不要太长..易懂..泪
要用英语回答噢`
Why the sky is blue?
The sun's rays hit the Earth's atmosphere,where the light is scattered by nitrogen and oxygen molecules in the air.The blue wavelength of this light is affected more than the red and green wavelengths,causing the surrounding air to appear blue.
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