Question

differentiating star clusters
sort the descriptions of open clusters and globular clusters into the correct categories.
no more than a few thousand stars
disorganized
lightly packed
more than a million stars
made of older stars
loose
open clusters
globular clusters

Explanation:

Open clusters have few thousand stars, are disorganized, lightly - packed and loose. Globular clusters have over a million stars and are made of older stars.

Answer:

Open Clusters: no more than a few thousand stars, disorganized, lightly packed, loose
Globular Clusters: more than a million stars, made of older stars