Why do asymptotic giant branch stars have powerful winds?
A) Dust forming in the star's envelope is opaque to its radiation.
B) Mass is lost during each of the star's pulsations.
C) The loss of fusion energy in the star's core means that the outer layers are no longer gravitationally bound.
D) The outer layers become too hot to be gravitationally bound.

Question

Quizplus · Accepted Answer

The dust forming in the star's envelope absorbs radiation, which increases radiation pressure and drives powerful stellar winds.

Why Do Asymptotic Giant Branch Stars Have Powerful Winds