This GED Practice Test science question comes from the Parts of Speech section of our GED Online Course. This science lesson breaks down how to design an experiment and the scientific method.
The correct answer is (C) Since it is well established that noble gases are stable, scientists can safely say that the noble gas neon is stable. The statement that noble gases are stable is a general principle or well-accepted theory. Thus, the specific conclusion that the noble gas neon is stable can be drawn from this general principle.
Deductive reasoning is the logical approach of making a prediction about a general principle to draw a specific conclusion. It is recognized as the “from the top down” approach. For example, deductive reasoning is used to test a theory by collecting data that challenges the theory.
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