Surface tension – heaps of water.

The classical way of demonstrating surface tension.

When talking about surface tension, the classical thing to do is to talk about the shape of drops of water.

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Water drop on a coin.

As seen before in this post, the drops of water act as lenses.

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It is pretty amazing how much water you can pile on a single coin!IMG_6533

If you can’t see it from the photos, here’s a video. But rather than watching the video, you should try it yourself. It’s fun!

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