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Monchote · Answer 1 · 2021-09-07T13:53:31+0000

Answer:

Air pressure is the weight of the atmosphere pressing down on the earth. It is measured by a barometer in units called millibars. Most barometers use mercury in a glass column, like a thermometer, to measure the change in air pressure.

Step-by-step explanation:

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Stars Tracker · Answer 2 · 2021-09-12T09:18:03+0000

Answer: pressure is the weight of the atmosphere pressing down on the earth. It is measured by a barometer in units called millibars. Most barometers use mercury in a glass column, like a thermometer, to measure the change in air pressure.

Step-by-step explanation:

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