Question

what is atmosphere, BAROMETER ​

Answer 1

Explanation:

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

Answer 2

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.