Answered

A barometer is used to measure air pressure.

Please select the best answer from the choices provided:

A. True
B. False



Answer :

Final answer:

A barometer measures atmospheric pressure through mercury height changes.


Explanation:

A barometer is a device used to measure atmospheric pressure, not gauge pressure. The height of the mercury in the barometer tube changes with atmospheric pressure variations, providing valuable data for weather forecasting and altitude measurements.


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