Item MO025003: A model sometimes looks quite different from the object it is supposed to represent.

Which of the following statements about models is TRUE?

  1. Making models look more like the objects they represent always makes
    them better models.
  2. The main difference between a model and the object it represents is that
    the model is a different size.
  3. Models sometimes look quite different from the objects they represent.
  4. Models must be made of the same material as the objects they represent.