What is believed to be the MOST important factor determining whether a collapsing region (dense core) in an interstellar cloud becomes a single-star or a multiple-star system?
A) fraction of heavy elements in the cloud
B) temperature
C) mass of the collapsing region
D) amount of rotation (spin)
Correct Answer:
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Q68: Star formation takes place in
A) giant molecular
Q69: Where are protostars MOST likely to form?
A)
Q70: Protostars are
A) very young objects still contracting
Q71: The Cygnus Loop Nebula is characterized by
Q72: In order to produce protoplanets around a
Q74: What is a protostar?
A) sphere of gas
Q75: Where in the universe would one look
Q76: The source of MOST of a protostar's
Q77: Which range of electromagnetic radiation is MOST
Q78: How does a dense core collapse to
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