Experiment of December 5, 2021:

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

Solution video:

Experiment:

Question:

Where does the yarn roll go?

A) Yarn end at the top: rolls away from the fixture, yarn end at the bottom: rolls away from the fixture.

B) Yarn end top: rolls away from the fixture, yarn end bottom: rolls towards the fixture.

C) Yarn end top: rolls towards the fixture, yarn end bottom: rolls away from the fixture.

D) Yarn end top: rolls towards the fixture, yarn end bottom: rolls towards the fixture.