WorksheetsChapter 16 lesson 5
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
The largest galaxies have more than
a)
one million stars
b)
one billion stars
c)
one trillion stars
d)
one thousand stars
2.
An eclipsing binary is
a)
A system which one star blocks the light from another periodically
b)
large groupings of older stars
3.
What is a galaxy
a)
Is a huge group of single stars, star systems, star clusters, dust, and gas bound together by gravity
b)
a small grouping of stars
c)
is a tiny grouping of stars, dust and gas bound together by gravity
d)
is a huge single star
4.
What is a spiral galaxy
a)
appears to spiral inward
b)
appears to have an inward bulge on the outside and arms that spiral inward
c)
appears to have a bulge in the middle and arms that spiral outward
d)
batman and superman spiral outward
5.
How many stars does are solar system have
a)
20+
b)
3
c)
1
d)
60+
6.
In what year did astronomers discover a planet revolving around another ordinary star
a)
1982
b)
1995
c)
2003
d)
1885
7.
What are open clusters
a)
have a tight organized appearance
b)
unorganized spirals
c)
Batman
d)
Have a loose, disorganized appearance
8.
What are globular clusters?
a)
Large groupings of older stars
b)
small groupings of younger stars
c)
The Correct answer
d)
none of the below
9.
Do all galaxies have spiral arms
a)
Some
b)
Yes
c)
No not all
d)
Spiderman
10.
What are quasars
a)
Black holes
b)
Are active young galaxies with huge black holes at their centers
c)
White holes
d)
The Hulk
11.
what is a irregular galaxy
a)
are typically bigger than other galaxies
b)
are typically smaller than other types of galaxies
c)
are very tiny
d)
very very tiny
12.
What is a elliptical galaxy
a)
round flat balls
b)
look like flat or round balls
c)
look like round or flattened balls
d)
flat
13.
What do many stars belong to
a)
larger groupings called star clusters
b)
smaller groupings called star clusters
14.
Most stars are members of
a)
one or more stars, called star systems
b)
three or more stars, called star systems
c)
ten or more stars, called star systems
d)
two or more stars, called star systems
15.
Can a dim companion star existence be interferred
a)
NO
b)
no
c)
Yes
d)
Maybe
16.
Our solar system is located in the galaxy called the
a)
Macky Way
b)
Milky Way
c)
Black hole
d)
Star collision
17.
When you see the Milky Way at night during the summer, you are looking toward the
a)
the outer of our galaxy
b)
center of our galaxy
c)
the whole galaxy
d)
none of the above
18.
The center of the galaxy is about how many light-years away.
a)
25,000
b)
24,000
c)
32,000
d)
12,000
19.
Astronomers classify most galaxies into the following types
a)
white dwarf, and quasars
b)
optical, and black hole
c)
spiral, elliptical, and irregular
d)
spiral, elliptical, irregular, and quasar
20.
What is this unit about
a)
stars, galaxies, and the universe
b)
galaxies, and the universe
c)
galaxies
d)
aliens
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