人類根據植物發明了什麼? 是植物,不要動物
類比藍藻的不完全光合器,將設計出仿生光解水的裝置,從而可獲得大量的氫氣.
蒼耳屬植物獲取靈感發明了尼龍搭扣
人類利用的能量的源頭是植物固定的能量嗎?
現時的人類所利用的能源包括化學能(主要包括煤炭、石油、瓦斯、柴草、沼氣等)、風能、水力能(包括江河水流和海洋潮汐)、太陽能、原子能等,其中前四項的源頭都直接來自於太陽或與太陽有密切關係,而原子能和太陽沒有什麼關係,其來源是形成地球的物質中所含有的核裂變物質和核聚變物質,海洋的潮汐能量主要和地球的自傳和月球的引力有關,也不完全是來自太陽.
只能說古人所利用的能量的主要源頭是由植物通過光合作用固定的能量(柴草、煤炭、瓦斯、淺地表石油),而且即便是古人也已經懂得利用水力的能量,這雖然和太陽有關,卻也不是由植物固定的.
小學一年級小發明小創作
方法簡單但有創意.能用我們身邊的東西就可以手工製作更好
實現方法:環保雙層塑胶袋的實現很簡單,只要4.節約小發明的製作方法!用碎布把啤酒瓶蓋裹起來,然後再按你自己想要的形狀縫在一起,可以做成雜物盒
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