Most interstellar clouds remain stable in size because the force of gravity is opposed by ________ within the cloud.
A) thermal pressure
B) degeneracy pressure
C) radiation pressure
D) stellar winds

Question

Quizplus · Accepted Answer

Thermal pressure, which is the pressure exerted by the motion of particles within the cloud, counteracts the force of gravity, helping to maintain the cloud's stability in size.

Most Interstellar Clouds Remain Stable in Size Because the Force