Scientific models can be used for a variety of different purposes. which of the following is not a possible use for a scientific model? . a. study of complex systems. b. study of obsolete systems. c. replace study of the larger system. d. answer scientific questions.

Options a to c can be the reasons for scientific models.

But to primarily answer scientific questions,that would require an empirical and experimental approach and not use of models.

Though after getting the answers, models can be built to further explain the answers.

d. answer scientific questions.

Scientific models can be used for a variety of different purposes. The one which is not a possible use for a scientific model is:

d. Answer scientific questions.

Explanation:

Scientific models are based on a set of observations. They can never be used for making predictions and are based on a set of observations. There are three main types of models, that are physical, mathematical, and conceptual. Models have limitations but are useful and can be changed based on new evidence.
A model of the motions of the sun, moon, and earth can be considered as examples of scientific models.