Labels:book | door | hakham | poster | sky | web site OCR: AIR PRESSURE THE ATMOSPHERE is blanket ofair that weighs down on the surface ol the Earth Its wei ght exerts pressure Straw of about 14.7 pounds on every sq inch ( ke per cm) of your body, but you op not collapse under this tremendous Atmospheric pressure, or even notice it because pressure your body exerts roughly the same pressure 111 return Air pressure acts 11 all direct tions, not just downward area high air pressure many au molecules) will always travel Drink into an area low air pressure make the pressures equal DRINKING STRAW Air pressure the force that makes possible to drink through straw FORMULA: PRESSURE directions pOss sible
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