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Which of the following instruments is used to measure air pressure?

A. Thermometer
B. Barometer
C. Hygrometer
D. Anemometer

2 Answers

3 votes
A barometer measures air pressure

The first barometer was invented in the early 1600. The first barometer had mercury in a small basin with an upside down glass tube placed in the mercry.
User Aram Gevorgyan
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1 vote
The barometer is used to measure air pressure.

Answer: Barometer
User Csjpeter
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