The porous layers of sand, gravel, or rock in most aquifers are like large, elongated sponges through which groundwater seeps, which typically moves only a meter or so (about three feet) per year and rarely more than 0.3 meter (one foot) per day.

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This statement is true. Groundwater typically moves slowly through the porous layers of an aquifer, and the rate of movement can vary depending on factors such as the porosity and permeability of the materials.

The Porous Layers of Sand, Gravel, or Rock in Most