Following the steps of the scientific method, construct an experiment to study one of the following scenarios. Be as precise as you can and include all of the steps of the scientific method including (but not limited to) identifying sources of variance, any instruments needed, identification of the subject(s) for the experiment, any hypotheses for the experiment, whether a mechanistic and/or empirical model is appropriate, and how probability models can be used in conjunction with your results.

1. Ignoring bodies of water, how long would it take to walk around the Earth?