Which statement is not true about open clusters?
A) After a molecular cloud has collapsed and formed many stars, the cloud dissipates and the stars spread out into an open cluster.
B) Open clusters usually contain many blue stars.
C) Open clusters are gravitationally bound and therefore have a spherical shape.
D) Open clusters typically contain dozens to hundreds of stars.

Question

Quizplus · Accepted Answer

Open clusters are not gravitationally bound in a way that maintains a spherical shape; they are loosely bound and can have irregular shapes.

Which Statement Is Not True About Open Clusters