Skip to content
Learn Motion
ExploreHow it worksMembership
Log in
Learn Motion

Why Oceans Don't Drain Into the Ground

1Introduction: The Ocean Basin as a Container2The Structure of the Seafloor3Permeability and Porosity: The Key Barriers4Hydrostatic Pressure and Equilibrium5The Continental Shelf and Slope6Submarine Groundwater Discharge (SGD)7Tectonic Subduction and Deep Water Cycling8The Global Water Cycle Balance9Common Misconceptions About Gravity and Drains10Conclusion: The Stability of Our Oceans
Common Misconceptions About Gravity and Drains

Gravity Pulls Everywhere

2 / 4
In a bathtub, 'down' is always toward the drain. On Earth, 'down' is always toward the center of mass. Drag the sphere to see that gravity pulls equally from every side. There is no single exit point; the pull is uniform and stabilizing, not draining.
0:00 / 0:00

An interactive visualization demonstrating that gravity pulls objects toward the center of mass from all directions, creating a stable sphere rather than a funnel.

Previous2 / 4Next

Learn Motion

Generate a course. Learn it properly.

Operated by Wuhan Daoyin Technology Co., Ltd.

Contact: [email protected]
Privacy PolicyTerms of Service

© 2026 Learn Motion