Scientific models can be used for a variety of different purposes. which of the following statements about scientific models is not true?
a.
scientific models can save money and lives.
b.
scientific models allow scientists to test their predictions.
c.
scientific models allow scientists to study systems that no longer exist.
d.
scientific models are used rarely

The incorrect statement is option d.

Explanation:

The illustrations of objects, events, or systems, which are used as implements for knowing the natural world are called scientific models. The models utilize accustomed objects to demonstrate unfamiliar things. The models can support in visualizing, developing a picture in the mind, and to see or understand difficult things.  

The prime objective of scientific models is to demonstrate empirical objects, physical phenomena, and procedures in an objective and logical manner. The scientific models permit scientists to test their predictions, can help in saving lives and money, and allow scientists to examine the systems that no longer prevail.  

Scientific models can be used for a variety of different purposes. The statement about scientific models that is not true is that scientific models are used rarely. The answer is letter D. In fact, it is used everyday in our life even though we might not notice it.