观看免费视频 Science Teacher Shows Electrolysis Experiment

(41.1 MB) 添加日期23 Oct 2022 播放31次 科学 Tutorial How it works Technology
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Science Teacher Shows Electrolysis Experiment

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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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