Computer Modeling ...
v Physical world models are used in all areas of
science and engineering, they are common in
finance, production, marketing and most of business
v Modeling has the advantage that …
; An artifact need not be created to be studied -- design
; Complicated phenomena, too fast (explosive reactions),
too tiny (molecular structure), too dangerous, or too
distant (Jupiter) to observe, can be studied
; Explanations for phenomena can be checked out before
constructing an experiment or going on a field trip  --
exploration
v Modeling’s main disadvantage: It’s only as good as
the model