Experiment of December 22, 2022:

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

Solution video:

Experiment:

Question:

What happens when Mr. Santa lets go of the ruler?

A) The marble falls into area 1, i.e. towards the adhesive strip.

B) The marble falls into area 2, i.e. slower than the ruler.

C) The ball falls into area 3, so it stays in the hole and falls just as fast as the ruler.

D) The ball falls into area 4, i.e. away from the adhesive strip.