Sub system is basically a module of the system performing a particular task. A big system may be seen as a set of interacting smaller systems known as subsystems or functional units each of which has...
The relationship between a system and sub-system, is that they are both a part of each other. If a circle is the system, the different pieces inside of this circle are the sub-systems. You cannot...
The Earth is much more than a "Ball of Rock". Of James Grier Miller's Living Systems Criteria of 21 essential functions of a Living System, the Earth as a complex system of Geologic, Geographic,...
Microsystem - immediate environment
Mesosystem - Connections between immediate environment (i.e. home and school)
Exosystem - external environment that directly affects development
Macrosystem -...