Prior to the formation of the protostar,________.
A)the interstellar clouds are composed of equal amounts of hydrogen and helium
B)the temperature of the cloud is greater than 10,000 K
C)nuclear fusion converts hydrogen to helium
D)nuclear fusion does not occur

Question

Quizplus · Accepted Answer

Prior to the formation of the protostar, nuclear fusion does not occur as the cloud has not yet undergone sufficient compression and heating to initiate fusion reactions.

Prior to the Formation of the Protostar,________