Which characteristic MOST directly determines whether a piece of material inside a dense core will eventually become part of the protostar or the protoplanetary disk that surrounds it?
A) composition
B) kinetic energy
C) temperature
D) rotational speed

Question

Quizplus · Accepted Answer

The rotational speed of the material in the dense core determines whether it will collapse directly into the protostar or form part of the protoplanetary disk due to angular momentum conservation.

Which Characteristic MOST Directly Determines Whether a Piece of Material