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WorksheetsAstronomy
Total questions: 76
Worksheet time: 40mins
Name
Class
Date
1.
Which is the smallest type of wave?
a)
Radio waves
b)
X-rays
c)
Gamma rays
d)
UV rays
2.
Which is true of larger wavelengths?
a)
They are more violet.
b)
They have more energy.
c)
They are more red.
d)
They are hotter.
3.
What color does hydrogen give off?
a)
Orange
b)
Red
c)
Blue
d)
Green
4.
What does the Doppler shift measure?
a)
A change in momentum.
b)
A change in color.
c)
A change in density.
d)
A change in wavelength.
5.
What devise do we use to measure the Doppler shift of an object?
a)
Spectrometer
b)
W.I.S.E.
c)
Kepler telescope
d)
Hubble telescope
6.
What color shift does Andromeda reveal?
a)
Orange
b)
Red
c)
Blue
d)
Green
7.
What color shift does the overall universe reveal?
a)
Orange
b)
Red
c)
Blue
d)
Green
8.
What is the distance from the earth to the sun?
a)
1 AU
b)
1 parsec
c)
1 light year
d)
1 arcsec
9.
What is a light year?
a)
The distance from the earth to the sun.
b)
The distance light travels in a year.
c)
The time it takes for light to travel in a year.
d)
3.26 parsecs
10.
What is the closest star to our sun?
a)
61 Cygni
b)
Proxima Centauri
c)
Alpha Centauri
d)
Betelgeuse
11.
Which of these best describes what we see when when we see a parallax?
a)
A change in wavelength.
b)
A shift in light.
c)
A shift in angle.
d)
A change in distance.
12.
What is 1 parsec?
a)
4.26 light years
b)
3.26 arcsecs
c)
4.26 arcsecs
d)
3.26 light years
13.
Which of the following is in the correct order from HOTTEST to COOLEST?
a)
O-B-A-G-L-K
b)
A-O-B-G-L-K
c)
O-B-A-G-K-L
d)
L-K-G-A-B-O
14.
Which 3 letters represent Brown Dwarfs?
a)
K-L-T
b)
L-T-E
c)
T-Y-B
d)
L-T-Y
15.
What is the brightest star in the night sky?
a)
Betelgeuse
b)
Sirius
c)
Proxima Centauri
d)
Gleise 229
16.
Why is the sky blue?
a)
Oxygen gives off blue light
b)
Nitrogen scatters blue light
c)
The sun gives off mostly blue light
d)
It's not blue. It's all an illusion.
17.
What color of light does the sun's spectra peak at?
a)
Yellow
b)
Red
c)
Blue
d)
Green
18.
What does the HR diagram tell us?
a)
The star's temperature.
b)
The star's phase of life.
c)
The star's luminosity.
d)
The star's size.
19.
Stars spend most of their lives fusing which of the following?
a)
Hydrogen to helium
b)
Helium to carbon
c)
Carbon to Magnesium
d)
Magnesium to Iron
20.
What type of exoplanet is 51 Peg b?
a)
Super Earth
Super Earth
Super Earth
b)
Hot Jupiter
c)
Neptune-like
d)
Brown dwarf
21.
What does the Kepler telescope detect?
a)
Infrared light
b)
Gamma rays
c)
Transits
d)
Doppler shifts
22.
Supper Earths are bigger than earth but smaller than ________.
a)
Earth
b)
Jupiter
c)
Uranus
d)
Neptune
23.
What is the difference between Brown dwarfs and stars?
a)
Brown dwarfs are a type of exoplanet.
b)
Brown dwarfs can't fuse hydrogen.
c)
Brown dwarfs can't fuse lithium.
d)
Brown dwarfs are brown. Stars are not.
24.
What is the main difference between Brown Dwarfs and exoplanets?
a)
Brown Dwarfs are a type of star.
b)
Brown Dwarfs fuse hydrogen.
c)
Brown Dwarfs fuse lithium.
d)
Brown Dwarfs are brown. Planets are not.
25.
How big must an object be in order to be considered a star?
a)
75x Jupiter
b)
8x Jupiter
c)
60x Jupiter
d)
5x Jupiter
26.
What was the first Brown Dwarf to be discovered?
a)
Gleise 229
b)
Little Boy Brown
c)
51 Peg b
d)
Teide 1
27.
What is unique about Gliese 229?
a)
It was the first exoplanet discovered.
b)
It has lithium in its atmosphere.
c)
It has methane in its atmosphere.
d)
It was the first Brown Dwarf discovered.
28.
What does W.I.S.E. detect?
a)
Transits
b)
Infrared light
c)
X-rays
d)
Gamma rays
29.
What is Luhman 16?
a)
Binary Red Dwarfs
b)
Binary Super Earths
c)
Binary Brown Dwarfs
d)
Binary Hot Jupiters
30.
How big must a star be to be considered a "high mass star?"
a)
8x the sun
b)
75x the sun
c)
60x the sun
d)
5x the sun
31.
What is the last element to build up in the core of a low mass star?
a)
Iron
b)
Magnesium
c)
Hydrogen
d)
Carbon
32.
What is the longest living type of star?
a)
Red dwarf
b)
Red giant
c)
Blue giant
d)
Brown dwarf
33.
Which of the following occurs after the demise of a low mass star?
a)
Supernova
b)
Stellarnova
c)
Black hole
d)
Planetary nebula
34.
As the sun expands and cools, what type of star does it become?
a)
Neutron star
b)
Blue supergiant
c)
Red giant
d)
Red dwarf
35.
What type of star is Sirius B?
a)
Neutron star
b)
Red giant
c)
Blue supergiant
d)
White dwarf
36.
Who named white dwarfs and Uranus as well as discovered infrared light?
a)
Curtis
b)
Herschel
c)
Cecelia
d)
Messier
37.
Who made a list of faint objects that he though could be comets?
a)
Messier
b)
Herschel
c)
Galileo
d)
Cecelia
38.
What is M27?
a)
The first Brown Dwarf discovered.
b)
The biggest star in the sky.
c)
The brightest planetary nebula in the sky.
d)
A comet.
39.
What is the final element to build up in the core of a high mass star?
a)
Carbon
b)
Magnesium
c)
Iron
d)
Silicon
40.
Which of the following is not fused by a high mass star?
a)
Carbon
b)
Phosphorus
c)
Magnesium
d)
Helium
41.
What is significant about Betelgeuse?
a)
It is the brightest star.
b)
It is the biggest star.
c)
It is 600 light years away and is still bright.
d)
A three year old decided how to spell it.
42.
What is the largest star that we know of?
a)
Betelgeuse
b)
Rigel
c)
Norma
d)
VY Canis Majoris
43.
What are the two possible results of a high mass star's core collapsing?
a)
Neutron star or white dwarf
b)
White dwarf or black hole
c)
Black hole or neutron star
d)
Black hole or supernova
44.
How close does a supernova have to be in order for us to feel its effects?
a)
10 light years
b)
100 light years
c)
1,000 light years
d)
You can't run. You can't hide. It's gonna getcha.
45.
What are two stars that look close but are far away from each other in reality?
a)
Visual binaries
b)
Mizar and Algor
c)
Gravitational lensing
d)
Optical double stars
46.
Which type of binaries do we determine by measuring their Doppler shift?
a)
Visual binaries
b)
Spectroscopic binaries
c)
Eclipsing binaries
d)
Contact binaries
47.
What type of binaries are Mizar and Algor?
a)
Visual binaries
b)
Spectroscopic binaries
c)
Eclipsing binaries
d)
Contact binaries
48.
What is unique about 4U 1820-30?
a)
It is a blue giant that fuels a red dwarf.
b)
It is a neutron star that has a strong gravitational pull on a white dwarf, causing an 11.4 minute rotation.
c)
Two of the largest stars are orbiting one another. One of them is near its demise, which will have an effect on the other.
d)
Nothing. No way that's a thing.
49.
What are the two types of star clusters?
a)
Open/galactic and globular
b)
Globular and glandular
c)
Glandular and open/galactic
d)
Globular and Galileo
50.
What color do older galaxies appear?
a)
Yellow
b)
Red
c)
Blue
d)
Green
51.
Which type of star cluster is older?
a)
Globular
b)
Open/galactic
c)
Glandular
d)
Galileo
52.
"Nebula" is Latin for what word?
a)
Milky
b)
Galaxy
c)
Death
d)
Cloud
53.
What is the difference between emission nebulae and reflection nebulae?
a)
One is dark and the other is bright.
b)
One emits light and the other reflects it.
c)
One absorbs light while the other diverts it.
d)
One is blue from oxygen while the other is red from hydrogen.
54.
What is the difference between bright nebulae and dark nebulae?
a)
One reflects light while the other is silhouetted against something bright.
b)
One reflects light while the other emits light.
c)
One absorbs light while the other diverts light.
d)
One is blue from oxygen while the other is red from hydrogen.
55.
What is Norma?
a)
A bright planetary nebulae.
b)
A major arm of the Milky Way.
c)
A minor arm of the Milky Way.
d)
My grandmother.
56.
What is "the bar?"
a)
A long line of asteroids in our solar system.
b)
A large, globular star cluster surrounding our galaxy.
c)
A central bulge of red dwarfs in spiral galaxies.
d)
A disk of ferociously swirling material surrounding a black hole.
57.
What is the spherical cloud of stars surrounding the Milky Way called?
a)
Satellite galaxies
b)
Single Ladies
c)
Halo
d)
Call of Duty
58.
Who were the 2 astronomers who debated whether or not we had tons of galaxies in our sky?
a)
Curtis and Shapley
b)
Curtis and Herschel
c)
Herschel and Shapley
d)
Curtis and Thomas
59.
What are the four major types of galaxies?
a)
Spirals, Ellipticals, Peculiars, and Strangers
b)
Spirals, Ellipticals, Irregular, and Chaotic
c)
Spirals, Ellipticals, Irregulars, and Peculiars
d)
Spirals, Ellipticals, Strangers, and Chaotic
60.
What is the largest type of galaxy?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Peculiar
61.
What are flocculent spirals?
a)
Well-defined arms
b)
Small satellite spirals
c)
Only two arms
d)
Short, choppy arms
62.
Which galaxy type has no shape?
a)
Spiral
b)
Elliptical
c)
Peculiar
d)
Irregular
63.
Which galaxy type has all types of strange shapes, including ripples?
a)
Spiral
b)
Elliptical
c)
Peculiar
d)
Irregular
64.
What is the most actively star-forming nebula?
a)
Crab
b)
Tarantula
c)
Quasar
d)
Pillars of Creation
65.
What is the most powerful type of galaxy?
a)
Elliptical
b)
Satellite
c)
Quasar
d)
Active
66.
What type of galaxy is a tarantula nebula found within?
a)
Spiral
b)
Quasar
c)
Elliptical
d)
Satellite
67.
What is the name of our galaxy cluster?
a)
Andromeda
b)
Local cluster
c)
Milkomeda
d)
Local group
68.
What is the name of our galaxy supercluster?
a)
Local Group
b)
Laniakea
c)
Local supercluster
d)
Land Ikea
69.
What is the largest galaxy in the Local Group?
a)
Andromeda
b)
Milkomeda
c)
Milky Way
d)
Laniakea
70.
How are superclusters distributed?
a)
Randomly throughout space
b)
Inside dark matter clumps
c)
Along filaments
d)
Inside supersuperclusters
71.
What are vast regions with no galaxies called?
a)
Voids
b)
Blanks
c)
Dark matters
d)
Spaces
72.
What gives off gamma rays?
a)
Filaments
b)
Dark matter
c)
White dwarfs
d)
Black holes
73.
Which of the following is true of dark matter?
a)
It reflects light.
b)
It has mass.
c)
It interacts with other materials.
d)
It emits light.
74.
Which percentage is closest to the amount of space made up of dark matter?
a)
50%
b)
65%
c)
80%
d)
99%
75.
What is gravitational lensing?
a)
The concept that gravity affects the visibility of light.
b)
The concept that lenses can allow you to see gravity at certain angles.
c)
The concept that gravity in space behaves like a "warp," causing light to bend.
d)
The concept of time standing still inside of a black hole.
76.
Who discovered dark matter?
a)
Vera Rubin
b)
Annie jump Cannon
c)
Cecilia Payne-Gaposchkin
d)
Kylie Harris
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