A thermometer is placed in water in order to measure the water’s temperature. What would cause the liquid in the thermometer to rise? A. The molecules in the water move closer together. B. The molecules in the thermometer’s liquid spread apart. C. The kinetic energy of the water molecules decreases. D. The kinetic energy of the thermometer’s liquid molecules decreases

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Answer : Option B) The molecules in the thermometer’s liquid spread apart.


Explanation : When a thermometer was placed in water to measure the water’s temperature. the molecules in the thermometer liquid which is often mercury spreads apart and rises, this shows a temperature increase in the thermometer.

The liquid in the thermometer rises because the molecules in the thermometer’s liquid spread apart.

What is thermometer?

A thermometer is a device that is used to measure temperature. Usually, a thermometric substance enables a thermometer to measure temperature. The thermometric substance in this thermometer is a liquid - in - glass.

The liquid in the thermometer rises because the molecules in the thermometer’s liquid spread apart.

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