## What is a model:

## Kinds of model: Models can be classified as physic model, analogue model, and mathematics (symbolic) model.

## Physic model is alike of the object, they are concrete (e.g., model of a building)

## Analogue model is a transform of one object to another (e.g., thermometer, water flow as electricity, organisation chart)

## Mathematics model is a logical and functional abstract of the object by symbols.

## Purposes of modelling:

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