Science girl 的推文: continuous water stream bridges aluminum foil and a blue LED, completing the circuit and causing the LED to glow, illustrating fluid-based conductivity. https://t.co/PYnnEWJThA
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Science girl
@sciencegirlcontinuous water stream bridges aluminum foil and a blue LED, completing the circuit and causing the LED to glow, illustrating fluid-based conductivity. [ 网页链接 ↗ ]
