Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.
Q: Question: Volcanoes are termed active, dormant, or extinct depending on the possibility of the presence of what in chamber structures? Answer: magma
A:
Volcanoes may be active, dormant, or extinct. This depends on whether there is the possibility of magma in their magma chambers.