圣诞树玩具纸树开花,圣诞树手工

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圣诞树玩具纸树开花原理.doc,PAGE PAGE 1圣诞树玩具纸树开花原理这种让圣诞树开花的液体叫做磷酸二氢钾。当纸张浸入这种水溶液后,溶液借毛细作用在纸树中扩散,随着水分蒸发,就会出现结晶现象。而且颜色会被晶体吸收,所以这样就成了五颜六色的花。圣诞树开花利用了其结晶原理,这种让圣诞树开花的液体叫做磷酸二氢钾。当纸张

sheng dan shu wan ju zhi shu kai hua yuan li . d o c , P A G E P A G E 1 sheng dan shu wan ju zhi shu kai hua yuan li zhe zhong rang sheng dan shu kai hua de ye ti jiao zuo lin suan er qing jia 。 dang zhi zhang jin ru zhe zhong shui rong ye hou , rong ye jie mao xi zuo yong zai zhi shu zhong kuo san , sui zhe shui fen zheng fa , jiu hui chu xian jie jing xian xiang 。 er qie yan se hui bei jing ti xi shou , suo yi zhe yang jiu cheng le wu yan liu se de hua 。 sheng dan shu kai hua li yong le qi jie jing yuan li , zhe zhong rang sheng dan shu kai hua de ye ti jiao zuo lin suan er qing jia 。 dang zhi zhang . . .

[最佳答案] “圣诞树开花”利用了其结晶原理:当纸树浸入磷酸二氢钾水溶液后,溶液借毛细作用在纸树中扩散,随着水分蒸发,就会出现结晶现象。彩色颜料被晶体吸收,

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