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WorksheetsTypes of Galaxies
Total questions: 37
Worksheet time: 21mins
Name
Class
Date
1.
The classification of spiral galaxies are based on tightness of spiral arms and
a)
how many stars are in galaxy
b)
brightness of galaxy
c)
size of nuclear bulge
d)
velocity of galaxy
2.
Who came up with the classification scheme for galaxies?
a)
Carl Sagan
b)
Edwin Hubble
c)
Neil Armstrong
d)
Neil Tyson
3.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
4.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
5.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
6.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
7.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
ring
8.
How are galaxies held together.
a)
gas
b)
dust
c)
stars
d)
gravitational attraction
9.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
10.
Our Galaxy is called the
a)
M38
b)
Milky Way Galaxy
c)
Andromeda Galaxy
d)
Pinwheel Galaxy
11.
Pulls clusters of stars together in most galaxies.
a)
air
b)
Big Bang Theory
c)
gravity
d)
dark energy
12.
The type of galaxy that has few young stars, little gas or dust, and NO arms is a/n
a)
elliptical galaxy
b)
spiral galaxy
c)
irregular galaxy
d)
barred spiral galaxy
13.
The Milky Way is what type of galaxy?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Barred spiral
14.
Which correctly orders the items from smallest to largest?
a)
Universe, Galaxy, Star Cluster, Star
b)
Star, Star Cluster, Universe Galaxy
c)
Star, Star Cluster, Galaxy, Universe
d)
Star, Galaxy, Star Cluster, Universe
15.
How many stars are in a galaxy.
a)
millions or billions
b)
thousands
c)
hundreds
d)
Ten
16.
Which galaxy is gravitationally bound to the Milky Way?
a)
Andromeda
b)
Large Megellanic Cloud
c)
Alpha Centauri
d)
Fornax
17.
The farther away a galaxy is from us, the faster it moves away from us is called
a)
Planck's Constant
b)
Archimedes Principle
c)
Einsteins Theory Relativity
d)
Hubble's Law
18.
What is the name of the cluster that the Milky Way Galaxy is located in?
a)
Virgo
b)
Andromeda
c)
Local Group
d)
Cosmological
19.
Which types of galaxies can collide?
a)
The same type of galaxy
b)
In the same cluster
c)
In the same super cluster
d)
They never collide
20.
Which type of Galaxy occurs when a smaller galaxy passes through it?
a)
Ring
b)
Lenticular
c)
Spiral
d)
Elliptical
21.
Large Megellanic Cloud is an example of a
a)
Spiral galaxy
b)
Elliptical galaxy
c)
Spiral Barred galaxy
d)
Irregular galaxy
22.
Elliptical galaxies are classified according to how round or elongated they appear. True or False
a)
True
b)
False
c)
No idea
23.
Which type of galaxy are smaller and contain less dust than spiral galaxies?
a)
peculiar
b)
elliptical
c)
spiral barred
d)
irregular
24.
Type of galaxy that is between elliptical and spirals is called
a)
ring
b)
irregular
c)
lenticular
d)
barred spiral
25.
A group of stars that form a galaxy is called what?
a)
cluster
b)
planet
c)
universe
d)
gravity
26.
The type of galaxy that is the leftovers of two colliding galaxies is called the...
a)
Spiral Galaxy
b)
Elliptical Galaxy
c)
Irregular Galaxy
d)
Constellation Galaxy
27.
The type of galaxy that is composed of the older stars and low-mass stars.
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Constellation
28.
The type of galaxy that has few young stars, little gas or dust, and NO arms is a/n
a)
elliptical galaxy
b)
spiral galaxy
c)
irregular galaxy
d)
barred spiral galaxy
29.
The universe is expanding.
a)
True
b)
False
30.
Types of galaxies include all of the following EXCEPT...
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Galactic
31.
The largest galaxy in the Local Group is...
a)
Triangulum
b)
The Milky Way
c)
Canis Major
d)
Andromeda
32.
How many galaxies belong to the Local Group?
a)
Three
b)
About a dozen
c)
Around 30
d)
Hundreds
33.
Galaxies that are moving away from us are _ shifting?
a)
red
b)
blue
c)
yellow
d)
green
34.
Which of these is more circular in Hubble's classification of galaxies?
a)
E0
b)
E3
c)
E5
d)
E7
35.
Which of these is flatter in Hubble's classification of galaxies?
a)
E0
b)
E3
c)
E5
d)
E7
36.
Which of these has least tightly wound arms in Hubble's classification of galaxies?
a)
S0
b)
Sa
c)
Sb
d)
Sc
37.
Which of these is a barred spiral in Hubble's classification of galaxies?
a)
S0
b)
SBa
c)
Sb
d)
E7
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