Systems thinking

Describe the defining characteristics of a system.

Describe the difference between Stocks, Flows, and Variables.

Describe how Systems Thinking can be applied to understand and analyze an information system.

Describe how diagramming helps analyze and model a system.

I have attached a reading which you can cite, you can also find your own sources. 

Requirements:

Clearly explains how this is related to core concepts of information management

This criterion is linked to a Learning OutcomeProvides detailed description of, and the difference between Stocks, Flows, and Variables

Describes how Systems Thinking can be applied to understand and analyze an information system.

This criterion is linked to a Learning OutcomeDescribes how diagraming helps analyze and model a system.