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 answer is Scientific models allow scientists to test their predictions.

The answer is D) Scientific models are used rarely.

Scientific models are used all the time, an example would be how the news uses computer models to predict the weather patterns of a specific area.

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.