Observing star clusters will give astronomers needed data for stellar evolution because all the stars in the cluster have the same ____.
A) masses
B) temperatures
C) ages
D) luminosities
E) apparent magnitudes

Question

Quizplus · Accepted Answer

All the stars in a cluster are formed from the same molecular cloud and thus have the same age, which is crucial for studying stellar evolution as it provides a common baseline for comparing their evolutionary stages.

Observing Star Clusters Will Give Astronomers Needed Data for Stellar