你知道樹葉是如何行光合作用嗎? 又為什麼樹葉在秋天是會由綠色轉為黃色,紅色或是的顏色嗎? 在本書中, 你可以找到所有的答案。再配合實地拍攝的照片, 使得全書變得更為生動有趣。適合兒童閱讀。In the fall, the green leaves on many trees turn red, brown, yellow, and orange. Do you know why? Find out what makes leaves change colors in this book filled with facts and photographs. |
