Which star spends the longest time in the protostellar phase of life?
A) A 1 solar mass star
B) A 2 solar mass star
C) A 3 solar mass star
D) A 4 solar mass star
E) A 5 solar mass star

Question

Quizplus · Accepted Answer

Lower-mass stars take longer to form and reach the protostellar phase, and they also burn fuel at a slower rate, allowing them to spend a longer time in the protostellar phase. Therefore, a 1 solar mass star is likely to spend the longest time in the protostellar phase.

Which Star Spends the Longest Time in the Protostellar Phase