WorksheetsStar Clusters
Total questions: 15
Worksheet time: 5mins
How many types of star clusters are there?
1
2
3
4
How many stars are there in an Open Cluster?
Very few millions to billions Dozens to thousands Dozens to millions
millions to billions
Dozens to thousands
Dozens to millions
What is the shape of an Open Cluster?
Pinwheel
Globular
Ring-Shaped
Irregular shape
What is in the center of an Open Cluster?
A neutron star
One main big star
A black hole
Nothing
How far apart are stars in an Open Cluster?
hundreds of light years
4 light years
fractions of a light year
dozens of light years
Overall, Open clusters are ....
young and old
young
old
no one knows
What happens to lower mass stars in an open cluster?
They fall into the center and collide
Nothing
They explode from the pressure of higher mass stars
They get flung out of the cluster
What will eventually happen to an Open Cluster over time?
It will disappear
It will double in size
It will triple in size
Nothing
A famous Open Cluster is the
Preafleas
Pielbees
Pleiades
Pleigees
How many stars are in a Globular Cluster?
Hundreds of thousands
Dozens
Millions
Thousands
What shape is a Globular Cluster?
Spherical
Irregular
Dumbell
Spiral
Overall, Globular Clusters are
old
young and old
It is unknown
young
The stars in a Globular Cluster are less massive than the Sun?
True
False
The stars in a Globular Cluster are all different ages.
True
False
Why is it highly unlikely that any of the stars in a Globular Cluster would have planets?
The lack the lighter elements needed to form atmospheres
They lack the heavier elements and metals needed to form planets
The stars are just too young to have formed planets yet
They are so old the planets would have vanished
