Define or translate difficult or pivotal terms in the evidence ans ask question oe series of questions about the evidence "This shape is due to the Earth's rotation. As the Earth spins, centrifugal force pushes outwards at Earth's equator giving it a slight waistlin. For example, at Arizona State University Patrick McGurrin states, "the sun is in a different position in relation to different locations. And so the timing of when it will lower in the sky and eventually disappear behind the horizon will change. This is also the reason that different parts of the world have different time zones