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.
Water drop on a coin.
As seen before in this post, the drops of water act as lenses.
It is pretty amazing how much water you can pile on a single coin!
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!
Surface tension and office supplies. | says:
[…] morning, I was taking pictures of heaps of waters on coins. I was planning to follow up on that post with pictures of a dome of water on a full mug. So far […]