What are the cultural differences between the great plains tribes such as the sioux and the cheyenne, and the native american tribes of the southwest such as the navajo and the apache?

First, they are different places, so depending on where you live everything changes.

disequilibrium means that either supply is greater than the demand for an available good, or that the demand for a product outstrips the available supply. it implies that the price for a is either too low creating large demand, or too high creating a large surplus of supply.

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.