Question

Choose the correct statements: 

(1) Instrument used to measure atmospheric pressure is called Barometer. 

(2) With change in height, season, temperature, the barometric pressure changes

(3) If the barometric height is less than 76 cm, we can say that air pressure has fallen

(4) If the barometric height is more than 76 cm, we can say that air pressure has increased.

Answer 1

Correct option is (1) Instrument used to measure atmospheric pressure is called Barometer. 

(2) With change in height, season, temperature, the barometric pressure changes

(3) If the barometric height is less than 76 cm, we can say that air pressure has fallen

(4) If the barometric height is more than 76 cm, we can say that air pressure has increased.