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: What is the term for stored energy that an object has due to its position or shape? Answer: potential energy

A: A: Electric charges flow when they have electric potential energy. Potential energy is stored energy that an object has due to its position or shape.
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Q: Question: The other ammonium ions are changed into nitrogen gas by what? Answer: denitrifying bacteria

A: The other ammonium ions are changed into nitrogen gas by denitrifying bacteria.
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Q: Question: The process of a liquid becoming a gas is called boiling, while the process of a solid becoming a gas is called what? Answer: sublimation

A:
Temperature does not change during a phase change. The process of a liquid becoming a gas is called boiling; the process of a solid becoming a gas is called sublimation.
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