What is pressure? What does pressure depend upon?
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Explanation:
The pressure exerted on a surface by an object increases as the weight of the object increases or the surface area of contact decreases. ... As such, pressure depends on the amount of gas (in number of molecules), its temperature, and the volume of the container.
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Explanation:
Pressure, in the physical sciences, the perpendicular force per unit area, or the stress at a point within a confined fluid. ... In SI units, pressure is measured in pascals; one pascal equals one newton per square metre. Atmospheric pressure is close to 100,000 pascals.
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