Baffling Polymer Balls Behavior

I was fascinated by the polymer balls so i went to the shop to treat myself with one. As i was exploring these balls, this bizarre behavior caught my eye.When you immerse these colored polymer balls in water, they seem as if they are 2-d objects although they are spheres! Crazy right?

If you liked this and want to read more about polymer balls and the physics that underlies it, do check out:

Physics of invisibility.

Why is glass transparent?

Have a great weekend!


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