WorksheetsAstronomy 2 Review 2020/2021
Total questions: 50
Worksheet time: 1hrs 12mins
Name
Class
Date
1.
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
2.
Nebulae are considered "Stellar Nurseries" because...
a)
Planets are created from the gases
b)
Stars form from them
c)
Asteroids are formed from them
3.
The Hertzprung Russell Diagram consists of two axis that are labelled...
a)
Luminosity and Size
b)
Luminosity and Temperature
c)
Luminosity and Age
4.
In the diagram given, what happens as we move to the left?
a)
Stars Get Larger
b)
Stars get Colder
c)
Stars get hotter
5.
Which star is the coldest?
a)
Yellow Star
b)
Red Star
c)
Orange Star
d)
Blue Star
6.
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
7.
Which category is our Sun located in?
a)
White Dwarfs
b)
Supergiants
c)
Main Sequence
d)
Giants
8.
The category that contains the most stars is...
a)
Main Sequence
b)
Supergiants
c)
Giants
9.
When the Sun is finished fusing hydrogen in it's core it will become a ....
a)
red giant
b)
supernova
c)
black hole
d)
white dwarf
10.
What percentage of the mass in our solar system is found in the Sun?
a)
1%
b)
42%
c)
99%
d)
13.5 %
11.
Polaris is a red giant star that is much larger than our Sun. Why then does the Sun appear so much brighter than Polaris?
a)
The Sun is closer to the Earth than Polaris.
b)
Polaris is closer to the Earth than the Sun.
c)
Main sequence stars are always brighter than red giants.
d)
Yellow stars are always brighter than red stars.
12.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
13.
What is cosmic backgroud radiation?
a)
Microwave radiation that is left over from the Big Bang.
b)
Radio waves that are emitted by the Sun.
c)
Energy that is coming from black holes.
14.
What is the shortest wavelength of light?
a)
red
b)
blue
c)
green
d)
yellow
15.
Because almost all galaxies show red shifted spectra, we know that...
a)
nobody likes us.
b)
the sky must be dark at night.
c)
the Milky Way is at the center of the universe.
d)
the universe is expanding.
16.
What is the longest wavelength of light?
a)
red
b)
blue
c)
green
d)
yellow
17.
If a galaxy is blue shifted it means that....
a)
it is moving away from our galaxy.
b)
it is moving toward our galaxy.
c)
it is sad.
d)
it is frozen.
18.
The change in the frequency of wave due to the relative motion of the source of the wave relative to the observer is called....
a)
the Doppler Effect.
b)
the Big Bang.
c)
cosmic background radiation.
d)
the Hubble Constant.
19.
Red shifts are evidence of Big Bang Theory
a)
True
b)
False
20.
True or False
The planets are all equally distanced from each other.
The planets are all equally distanced from each other.
a)
True
b)
False
21.
According to the ESRT, which planet is the largest?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
22.
According to scientific theories, approximately how long ago did the big bang occur?
a)
140 years ago
b)
14 thousand years ago
c)
14 million years ago
d)
14 billion years ago
23.
They are sometimes called shooting stars
a)
interplanetary dust
b)
asteroids
c)
comets
d)
meteors
24.
The Big Bang Theory explains the formation of the -
a)
Earth
b)
Sun
c)
Universe
d)
Solar System
25.
What does the Big Bang theory suggest?
a)
The universe was just there
b)
The Milky Way is the only solar system
c)
The universe is continually expanding
d)
The universe is collapsing in toward a single point
26.
The energy left over from the big bang is known as -
a)
Microwave Radiation
b)
Nuclear Radiation
c)
Cosmic Background Radiation
d)
Astronomical Radiation
27.
What is the main element in a stars composition?
a)
Hydrogen
b)
Helium
c)
Lithium
d)
Heavy Elements
28.
The scientist that discovered the red-shift:
a)
Charles Darwin
b)
Albert Einstein
c)
Edwin Hubble
d)
Bill Nye the Science Guy
29.
Which star has the lowest luminosity?
a)
A
b)
B
c)
C
d)
D
30.
What is similar about all of the inner planets?
a)
rocky
b)
gasses
c)
many moons
d)
takes a long time to revolve around the sun
31.
What is similar about all of the Outer Planets?
a)
small
b)
large
c)
few moons
d)
takes a short amount of time to go around the sun
32.
Between which two planets is the asteroid belt located?
a)
Mercury & Venus
b)
Mars & Jupiter
c)
Uranus & Neptune
d)
Neptune & Pluto
33.
According to the ESRT, which planet takes the least time to go around the sun?
a)
Mercury
b)
Earth
c)
Mars
d)
Jupiter
34.
Put the visible light colors in order from longest wavelength to shortest wavelength
a)
Violet, Blue, Green, Orange, Yellow, Red
b)
Red, Yellow, Green, Orange, Violet, Blue
c)
Red, Orange, Yellow, Green, Blue, Violet
d)
Blue, Violet, Green, Yellow, Orange, Red
35.
Evidence for the Big Bang
a)
Redshift of galaxies
b)
Cool temperatures
c)
Low radiation amounts
d)
Supernova
36.
Hubble's Law can be summarized as ...
a)
The greater the distance away, the faster the movement away.
b)
The greater the distance, the fainter the galaxy.
c)
The more massive the galaxy, the more distant it is.
d)
The older the galaxy, the dimmer it is.
37.
Which is not a galaxy type?
a)
elliptical
b)
halo
c)
spiral
d)
elliptical
38.
Which star is the coldest?
a)
Yellow Star
b)
Red Star
c)
Orange Star
d)
Blue Star
39.
What galaxy are we in?
a)
Milky Way
b)
Andromeda
c)
Spiral
d)
Elliptical
40.
What are the Terrestrial Planets?
a)
Mercury, Venus, Earth, Jupiter
b)
Jupiter, Saturn, Uranus, Venus
c)
Jupiter, Saturn, Uranus, Neptune
d)
Mercury, Venus, Earth, Mars
41.
What are the Gaseous Planets?
a)
Mercury, Venus, Earth, Jupiter
b)
Jupiter, Saturn, Uranus, Venus
c)
Jupiter, Saturn, Uranus, Neptune
d)
Mercury, Venus, Earth, Mars
42.
How much bigger (in diameter) is Jupiter compared to the Earth?
a)
11.02
b)
9.44
c)
4
d)
3.9
43.
What is the approximate orbital period of Neptune (in Earth Years)?
a)
84.01
b)
29.45
c)
164.8
d)
11.86
44.
A nebula starts to collapse because of:
a)
A nearby star shining it's light
b)
A passing spaceship
c)
A passing comet
d)
Gravity
45.
Compared to the laboratory spectral lines, what type of "shift" is Bernard's Star showing?
a)
Red shift
b)
Blue shift
c)
Green shift
46.
A collection of stars, dust, and gas bound together by gravity is...
a)
Universe
b)
Solar System
c)
Planet
d)
Galaxy
47.
Name this moon phase
a)
Waning Crescent
b)
Waxing Crescent
c)
Waning Gibbous
d)
Waxing Gibbous
48.
Name the phase of the moon for letter f
a)
Waning Gibbous
b)
Waxing Gibbous
c)
Waning Crescent
d)
Waxing Crescent
49.
If Katherine wanted to represent a solar eclipse, at what position should she place the Moon?
a)
A
b)
B
c)
C
d)
D
50.
What is illuminating the Moon?
a)
Nuclear Fusion
b)
Sunlight
c)
Mirrors
d)
Flood Lights
100 %
