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土壤食物網 (Flex)
Arwen Hubbard
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平均評分：4.9評論數量：(811)
我們腳下是一個複雜且基本上看不見的世界，對我們的生存至關重要！在這為期四週的彈性課程中，了解植物、細菌、真菌、蠕蟲等的根部如何相互作用形成土壤食物網。
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課堂經歷
美國等級 3 - 6
Did you know that some plants release sugary substances into the soil around their root? Find out why! In this four week flex course we will explore the soil food web and each of its major components. Students will learn about what a food web is and why the soil food web is so important for human civilization and the environment. Classes are designed to encourage student engagement and follow their curiosity. This is an asynchronous flex course. There are no live meetings. It is perfect...
提供的家庭作業
Students will have several short questions to answer and a weekly quiz.1 - 2 每週課外時間
提供的評估
提供的成績
受歡迎的
平均評分：4.9評論數量：(811)
Hello! My name is Arwen and I am absolutely passionate about space science, the environment, and teaching! I offer courses about the solar system, planets, natural processes, soil, and the environment. I am a NASA Solar System Ambassador and...
彈性類
US$9
每週或US$36 4 週4 週
由 12 學習者完成
沒有即時視訊會議
Ages: 8-12
