Experiment of December 23, 2020:

The time to submit an answer is over. You can now view the solution of the experiment.

Solution video:

Experiment:

Question:

What does Ms. Santa observe?

A) Both rings do not move.

B) The open ring starts swinging, the closed one does not move.

C) The closed ring starts swinging, the open one does not move.

D) Both rings start to swing.