Question

Which explains the outer gas planets when the solar system formed?

A.
The rotation of the young solar system repelled gases outward by centripetal acceleration.

B.
The young sun's solar winds pushed gases outward to the outer solar system.

C.
Asteroid impacts concentrated rocky material toward the inner solar system and gases outward.

D.
Gases are less dense and floated outward toward the outer solar system.

Answer 1

Anyone??

Answer 2

What do you think?

Answer 3

Think about the Heavy Bombardment. After the terrestrial planets were formed, the Jovian Planets formed and we're mainly of Hydrogen and Helium components. The terrestrial planets are mainly rock and metal and the only source of gas was from where?