briananicole123 briananicole123
  • 04-06-2018
  • Chemistry
contestada

how is pressure created

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zahrarif216 zahrarif216
  • 05-08-2018

The Earth's gravity exerts a force on air molecules, just as it does on us. ... The force of gravity causes this air to exert a pressure on the surface. We call the force exerted per unit of area air pressure.

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