Why are soap bubbles colored?

Soap bubbles are mostly water and, how we can see every day, water reflects part of the light that hits it. So, when light arrive on a bubble, some of it bounces right off the surface, like it does off the surface of a lake. The rest enters the thin layer of soapy water that forms the bubble. Light travels peacefully through all of it, … Continue reading Why are soap bubbles colored?

karlwienandMay 13, 20161 Comment

Present and future

Frozen bubbles

In the cold of Canada, a man blows a soap bubble, which immediately freezes. Since that’s awesome, the guy makes a nice video about it. Who knows, maybe he even knew about all the physics that was going on in front of his camera. Let’s start from the easiest thing: why does the bottom of the bubble freeze last? The answer is gravity: the outermost … Continue reading Frozen bubbles

karlwienandNovember 13, 2015Leave a comment

PhysicalLove

Tag: Soap bubbles

Why are soap bubbles colored?

Frozen bubbles