Experiment of December 5, 2020:

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

Solution video:

Experiment:

The following videos are needed for the experiment:

Question:

How does each plane fly ?

A) 1) flaps the wings quickly, 2) flies slowly and stays horizontal, 3) flaps the wings slowly, 4) does loop-the-loops.

B) 1) flies slowly and stays horizontal, 2) flaps slowly with the wings, 3) does loop-the-loops 4) flaps the wings fast.

C) 1) flaps the wings slowly , 2) does loop-the-loops, 3) flaps the wings fast , 4) flies slowly and stays horizontal.

D) 1) does loop-the-loops, 2) flaps the wings quickly, 3) flies slowly and stays horizontal, 4) flaps the wings slowly.