Question

The instrument used to measure atmospheric pressure_______.

Answer 1

1. Earth is covered by a layer of gases called the atmosphere.
2. Atmospheric pressure: It is the force exerted on a surface by the air above it as gravity pulls it to Earth.
3. As we go up the atmospheric pressure decreases.
4. A barometer is an instrument that is used to measure atmospheric pressure.
5. Barometers are of two types mercury barometer and aneroid barometer.
6. The unit used for atmospheric pressure is Bar.

The instrument used to measure atmospheric pressure is the barometer.