What is the normal air pressure at sea level?
A.
76 CMB.
7.6 CMC.
77 CMD.
7.7 CMAnswer & Solution
Answer:
76 CM
Solution:
The force exerted upon the
earth by air is called pressure. The typical pressure at sea level is 76 cm of Hg or 1013.25 millibars or
14.7 pounds per square inch.
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