1.

How are all heights on the land calculated ​

Answer»

The height of different PLACES on earth is measured with the help of the 'altimeter'. The instrument USED for measuring the height at a PLACE is basically a barometer. At sea level, the height of the barometric LIQUID (mercury) is 76 cm. ... Such dial-type BAROMETERS are called 'Aneroid barometers'.Explanation:



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