In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.

Q: Question: I need electrical energy to? Answer: cook some bread.

A: a light bulb requires electrical energy to produce light
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Q: Question: O2 molecules stacked on top of each other create weight which is then tallied by a? Answer: barometer.

A: a barometer is used to measure air pressure
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Q: Question: A frog will hibernate by burying itself in mud, freezing, then thawing again in the spring. The only of these that also go through a somewhat similar process in cold times is? Answer: grizzlies.

A:
An example of hibernation is a frog burying itself in mud
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