How Does a Thermometer Work

How Does a Thermometer Work: Better Check

A thermometer features a glass tube sealed at both ends and is partly crammed with liquid-like mercury or alcohol. As the temperature around the thermometer’s bulb heats up, the liquid rises within the glass tube. When it’s hot, the liquid inside the thermometer will expand and rise within the tube. How does a thermometer work accurately, read more! How Does It Work? A thermometer may be a device …

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