The concept of hydrostatic equilibrium is critical to understanding how the Sun has remained stable long enough for live to evolve here.

Question

Quizplus · Accepted Answer

Hydrostatic equilibrium is the balance between the inward gravitational force and the outward pressure gradient force. It is this balance that has kept the Sun stable for billions of years, allowing life to evolve on Earth. Without hydrostatic equilibrium, the Sun would either collapse under its own gravity or explode due to the pressure gradient force.

The Concept of Hydrostatic Equilibrium Is Critical to Understanding How