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: Which of the following relies on vibrating matter to work? Answer: violas.

A: vibrating matter can produce sound
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Q: Question: I can use a stopwatch to track? Answer: how many marshmallows I can eat in 10 minutes.

A: a stopwatch is used to measure time
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Q: Question: Spending less time in the shower? Answer: leads to more reserves in the water heater.

A:
as time spent taking a shower decreases , water used will decrease
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