A tea kettle is warmed on an electric stove. After a while, water vapor builds inside the kettle and causes a whistle in the lid to make a s

Question

A tea kettle is warmed on an electric stove. After a while, water vapor builds inside the kettle and causes a whistle in the lid to make a sound. How does this demonstrate the first law of thermodynamics?

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Farah 2 months 2021-07-16T07:11:01+00:00 1 Answers 1 views 0

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    2021-07-16T07:12:24+00:00

    Since the first law says energy cannot be created or destroyed, it is a great demonstration of the heat energy being used to convert the liquid inside the kettle into a gas. The matter and energy are both converted, but nothing is destroyed or created.

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