Author Question: Stars form from a collapsing cloud that fragments into smaller and smaller pieces. This process ... (Read 68 times)

sam.t96 · **on:** Jul 27, 2018

Stars form from a collapsing cloud that fragments into smaller and smaller pieces. This process takes about

A) 10,000 years.
B) 25,000 years.
C) 100,000 years.
D) a few million years.
E) 100 million years.

Question 2

Hydrostatic equilibrium in our Sun is the balance between:

A) convection and radiation.
B) convection and gravitation.
C) pressure and radiation.
D) radiation and gravitation.
E) gravitation and pressure.