Air pressure is expresed in
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Explanation:
An atmosphere (atm) is a unit of measurement equal to the average air pressure at sea level at a temperature of 15 degrees Celsius (59 degrees Fahrenheit). One atmosphere is 1,013 millibars, or 760 millimeters (29.92 inches) of mercury. Atmospheric pressure drops as altitude increases.
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Answer:
Pascal
Explanation:
Pascal (Pa) 1 Pa= 1kg m-1 s-2
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