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How do thermometers work?

How do thermometers work?

Update: 2024-08-16
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A thermometer is a handy dandy little device that measures temperature. We use them for lots of things, from telling us when we have a fever to making sure our roast chicken is cooked to perfection. But how does a thermometer actually measure how hot or cold something is? We asked physics graduate student Nicolas Dronchi to help us find the answer.


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How do thermometers work?

How do thermometers work?

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