What Makes Day and Night (Let's-Read-and-Find-Out Science 2)

"Accompanied by NASA photographs and Dorros's colorful, lively drawings, the text explains the Earth's rotation in clear and simple terms. An experiment using a lamp as the 'sun' further clarifies the principles introduced.' --BL. "

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書目詳細資料
主要作者: Dr. Franklyn M. Branley
格式: 圖書
語言:Undetermined
出版: HarperCollins 1986
版:Revised ed.
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