Experiment of December 6, 2019:

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

Solution video:

Experiment:

Question:

What does Mr. Santa observe, when he takes away his finger and opens the hole at the bottom of the pot?

A) Nothing happens. Possibly some colourless fresh water flows into the pot

B) The coloured salt water flows evenly from the pot into the large container until the pot is empty

C) The coloured water flows out of the pot for a few seconds, the process pauses for a few seconds and then starts again for a few seconds, etc.

D) The coloured water flows for about 20 seconds from the pot into the container, then the process stops