What does an increase in water pressure correspond to in a fluid-filled container?

An increase in water pressure within a fluid-filled container is directly related to the concept of depth. As the depth of a fluid increases, the weight of the fluid above it also increases, resulting in greater pressure at that point. This relationship is described by Pascal's principle, which states that pressure applied to a confined fluid increases the pressure throughout the entire fluid.

In a fluid, pressure increases with depth due to the gravitational force acting on the fluid column above the point you are measuring. Therefore, when you experience an increase in pressure, it is indicative of being at a greater depth in the fluid. Thus, the correct answer reflects that correlation between depth and pressure in fluids.