WorksheetsUniverse Test Review
Total questions: 36
Worksheet time: 47mins
Name
Class
Date
1.
Black Holes are thought to be remnants of ______________ explosion.
a)
Death Star
b)
The Big Bang Theory
c)
Supernova
d)
Planetary Nebula
2.
Hertzsprung-Russell Diagram shows the correct order of decreasing surface temp for stars is?
a)
Red, Yellow, White, Blue
b)
Red, Yellow, Red, Yellow
c)
Blue, White, Yellow, Red
d)
Blue, Red, White, Yellow
3.
The shape of our Milky Way galaxy can be classified as ____________.
a)
Spiral
b)
Elliptical
c)
Irregular
d)
French
4.
The Sun's position in the Milky Way galaxy is on the _______ of a spiral away from the center.Skip
17
17
a)
Center
b)
Edge
c)
Middle
d)
Outside
5.
Huge clouds of dust and gas are called
a)
Star
b)
Nebulae
c)
Neutron Star
d)
Comets
6.
What is a light year?
a)
A unit of time
b)
The time light takes to travel though a vacuum in one year.
c)
10 thousand meters
d)
How far light travels through the vacuum in one year.
7.
Which stars have the highest surface temperature?
a)
Yellow
b)
Red
c)
Blue
d)
Orange
8.
Betelgeuse is classified as a ____________ star.
a)
Supergiant
b)
Giant
c)
White Dwarf
d)
Main Sequence
9.
Our Sun is a ______________ star.
a)
Blue
b)
Main Sequence
c)
Yellow
d)
Orange
10.
Which type of stars belong in spectral class K and have the lowest luminosity?
a)
White Dwarf
b)
Giants
c)
Main Sequence
d)
Supergiants
11.
What property of a light wave changes to cause a blue or red shift?
a)
Trough
b)
Amplitude
c)
Wavelength
d)
Speed
12.
Luminosity measures a star's _____________________.
a)
Color
b)
Temperature
c)
Brightness
13.
What information can the Electromagnetic Spectrum help you obtain from stars?
a)
Distance
b)
Temperature
c)
Chemical Composition
d)
All of them.
14.
A huge collection of stars is a?
a)
Universe
b)
Galaxy
c)
Movie
d)
Nebulae
15.
Compared to the rest of the stars, our sun is considered...
a)
Extremely Large and Cold
b)
Small with a medium temperature
c)
Medium size with medium temperature
16.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
17.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
18.
Which star is considered a Main Sequence Star?
a)
A
b)
B
c)
C
d)
D
19.
Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
20.
Which star has the lowest luminosity?
a)
A
b)
B
c)
C
d)
D
21.
What is the graph that shows the relations between a star's surface temperature and absolute magnitude?
a)
H-R Diagram
b)
Star Cluster Map
c)
Einstein's Diagram
d)
Newton's Chart of Stars
22.
Space and all the matter and energy in it is...
a)
Universe
b)
Galaxy
c)
Solar System
d)
Ecosystem
23.
In the diagram given, what happens as we move to the left?
a)
Stars Get Larger
b)
Stars get Colder
c)
Stars get hotter
24.
_________ fuses into _________ to make the energy of a star.
a)
Helium, Hydrogen
b)
Carbon Dioxide, Methane
c)
Hydrogen, Methane
d)
Hydrogen, Helium
25.
How close is the nearest star to our "Sun"?
a)
3.4 ly
b)
7.1 ly
c)
4.3 ly
d)
5.1 ly
26.
What is the unit used to measure the distance between stars or the size of galaxies
a)
parsec
b)
Astronomical Units
c)
Light year
d)
Kilometers
27.
What is the closest star to the solar system?
a)
Proxima Centauri
b)
Andromeda
c)
Alpha Centauri B
28.
What is the closest Galaxy to the Milky Way ?
a)
the Centauri System
b)
Andromeda
c)
Milky Way
29.
What stage comes before the 'average' star in the life cycle of star?
a)
Cloud of Gas
b)
Red giant
c)
Protostar
d)
Shell of Gas
30.
What is responsible for bringing the particles together when a star is first born?
a)
Electrostatic Attraction
b)
Heat Energy
c)
Cosmic Radiation
d)
Gravity
31.
Which theory or theories supports the idea that the universe is expanding.
a)
Steady State
b)
Big Bang Theory
c)
Both Steady State & Big Bang
d)
None of these
32.
The light we see from Galaxies is red-shifted. What does this tell us about the galaxies.
a)
They are at the end of their life cycle.
b)
They are moving away from us
c)
They are moving towards us
d)
They are expanding
33.
Look at the redshift patterns, which star is the furthest away?
a)
Top
b)
Middle
c)
Bottom
d)
I have no idea
34.
If a police car is coming towards you what is happening to the sound waves that you hear?
a)
They are stretched
b)
They are squashed
c)
They speed up
d)
They slow down
35.
What happens to the wavelength of light that comes from a star which is moving away from us?
a)
The wavelength stays the same
b)
The wavelength decreases
c)
The wavelength increases
d)
I'm not sure
36.
If a police car is moving away from you what happens to the pitch of the sound?
a)
Stays the same
b)
The pitch goes up
c)
The pitch goes down
100 %
