Question

what is the use of Barometer​

Answer 1

Explanation:

A barometer is a scientific instrument used to measure atmospheric pressure, also called barometric pressure.

Answer 2

Answer:

A barometer is a scientific instrument used to measure atmospheric pressure, also called barometric pressure. The atmosphere is the layers of air wrapped around the Earth. That air has a weight and presses against everything it touches as gravity pulls it to Earth. Barometers measure this pressure.