Level 2
Level 2 requires school mathematics. Suitable for pupils.

# IllustrationHydrostatic pressure (gravity pressure)

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A pressure $$\Pi$$ acts on a body in a liquid with mass density $$\rho$$, which is at height $$h$$. The body experiences gravitational acceleration $$g$$. The pressure depends on these three quantities:$\Pi ~=~ \rho \, g \, h$