在兩個盒蓋上倒上水,分別加入不同顏色的食用色素。我選的大紅和藍色,最好選顏色深些的,效果明顯些,呵呵。當然,色素也得多滴" />

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歡迎您訪問疫情期間,去不了科技館,那在家能用身邊的物品做什么科學小實驗呢?!

疫情期間,去不了科技館,那在家能用身邊的物品做什么科學小實驗呢?

更新時間:2022-02-19 22:02:19作者:admin2

游戲材料:兩個白菜葉,兩朵菜花,兩個小盒蓋,兩種食用色素

在兩個盒蓋上倒上水,分別加入不同顏色的食用色素。我選的大紅和藍色,最好選顏色深些的,效果明顯些,呵呵。當然,色素也得多滴些。剛開始滴了兩滴,效果不明顯,前前后后又加了好幾次才好。

大約半小時左右,白菜葉就有了變化。

后來想,還有沒有其他菜可用啊,正好在冰箱里找到了菜花,掰了兩朵,把底部切平,能正好立住。為了讓顏色能更快地吸入,我把菜花梗部的皮也剝了剝。

不過還是等了6個小時,才看到下面的效果。其間兒子老是想來看一看,動一動,呵呵,小孩子第一次看到應該覺得比較神奇。吃飯的時候還不斷地給爸爸介紹,“這個菜葉染紅了,這個菜葉綠了,爸爸看看,爸爸看看呀。。。?!?/p>

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