Question

The nebular hypothesis about the origin of our solar system states that the solar system began forming when a nebular cloud collapsed under
(Points : 3)
gravitational force
gas pressure
radiation

Answer 1

@clara.university ?

Answer 2

A. gravitational force
because the gravitational forces that would like to collapse it overcome the forces associated with gas pressure that would like to expand it (the initial collapse might be triggered by a variety of perturbations---a supernova blast wave, density waves in spiral galaxies, etc.).