Science Teacher Shows Electrolysis Experiment
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视频说明
A science teacher showed the process of electrolysis through this experiment. They sharpened two pencils from both ends and mixed salt into a glass of water. Then they attached the pencils to the battery and put them inside it. The electric current moved from the battery through the pencils to water and salt.
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热门免费线上视频标签技术类
插件
23 十月 2022
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