Help to explain the concept of hydrostatic pressure

MACHINE TRANSLATION (not authorised yet)

Explanatory help to explain the concept of hydrostatic pressure, external pressure, and Pascal's right. One of the four transparent containers of different shapes can be placed on a tripod (with weight and indicator) with a movable handle. They are filled with liquid up to the desired height (marked with a moving indicator), which makes it possible to study the influence of the column of liquid, the surface of the bottom of the container and the volume of liquid on the size of the pressure being tested.