图书标签: 科学与艺术
发表于2024-11-22
Why the Sky is Blue pdf epub mobi txt 电子书 下载 2024
Why is the sky blue? Parents don't know what to say when their children ask. This illustrated work answers this ancient and surprisingly complex question. It takes the reader on a historical and scientific journey to show the various ways people in different times and places have explained why the sky looks blue.
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Why the Sky is Blue pdf epub mobi txt 电子书 下载 2024