Final answer:
A deep well represents a pattern of long-term, stable, and not easily changed variability, while a shallow well represents a pattern of short-term and easily changed variability.
Step-by-step explanation:
In the context of dynamic systems theory, a deep well represents a pattern of long term, stable and not easily changed variability, while a shallow well represents a pattern of short term and easily changed variability. This analogy can be applied to various systems, including root systems of plants and stratification systems in sociology. For example, plants growing in dry areas often have deep root systems, which provide stability and access to deeper soil regions that stay moist after rainfalls. On the other hand, plants growing in areas with abundant water may have shallower root systems, which provide more easily changeable and short-term access to water.