Experiment of December 13, 2017:

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

Solution video:

Experiment:

Question:

Which technique empties the bottle the quickest?

A) Turn the bottle upside down and keep it still.

B) Turn the bottle upside down and shake it up and down.

C) Turn the bottle upside down and pivot it.

D) Hold the bottle horizontally and pour out the water.