This reminds me of http://www.phys.ufl.edu/~det/phy2060/heavyboots.html http://www.phys.ufl.edu/~det/phy2060/heavyboots.html. (TL;DR it is common for people to

This reminds me of http://www.phys.ufl.edu/~det/phy2060/heavyboots.html http://www.phys.ufl.edu/~det/phy2060/heavyboots.html. (TL;DR it is common for people to think that if you dropped a pen on the Moon, it would float away. When those people are asked how the APOLLO astronauts didn't float away the most common response is that they had heavy boots.) People who think of a subject as random facts don't even try to build a mental model. And therefore they don't know the most obvious things that would come out of a mental model.