シンツィアロッカのインスタグラム(cinziarocca) - 11月8日 20時37分

[...] This makes much of nature #blue including the sky and ocean due to an effect known as Rayleigh scattering whereby small particles reflect shortwave lengths of blue light better than long wavelengths such as red. For this reason, distance objects look more blue than they do close up. Due to its association with water and sky, blue is perceived as a cool color. [to be continued...]

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