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WorksheetsSpace Technology, Stars, Galaxies, & Exoplanets
Total questions: 75
Worksheet time: 57mins
Name
Class
Date
1.
What do you call astronomy tools placed in orbit around Earth. They have special instruments and telescopes that collect information from space. This information is sent back to Earth where it is interpreted.
a)
Satellite
b)
Space Probe
c)
Radio telescope
d)
Spectroscope
2.
What do you call the astronomy tool that receive radio waves emitted from objects in space, including waves from very distant stars and galaxies; it can receive information in any weather and during day or night.
a)
Radio telescope
b)
Spectroscope
c)
Space probe
d)
Infrared telescope
3.
What do you call the astronomy tool that collects light from distant stars and separate that light into bands of different colors; by studying these bands, astronomers can identify the elements, density, and temperature of distant stars and perhaps planets.
a)
Space Probe
b)
Spectroscope
c)
Infrared telescope
d)
Satellite
4.
What do you call the astronomy tool that contains specialize instruments to collect data. They often travel out of Earth’s orbit to explore places that would be too dangerous for humans.
a)
Space Probes
b)
Spectroscope
c)
Satellites
d)
Space Shuttle
5.
What tool do we use to split white light into its white light into the colors of the visible spectrum?
a)
prism
b)
balance
c)
spectrometer
d)
color filter
6.
What tool do we use to measure mass?
a)
prism
b)
spring scale
c)
slinky
d)
balance
7.
What tool do we use to measure weight?
a)
balance
b)
spring scale
c)
prism
d)
slinky
8.
Which is NOT a space tool?
a)
Refracting telescope
b)
Reflecting telescope
c)
Spectrascopes
d)
Prisms
9.
The telescopes that receive long wavelengths from space.
a)
Space probes
b)
Space satellites
c)
Space landers
d)
Radio
10.
Spectrascopes collect light and then:
a)
Combine them into white light
b)
Combine them into black light
c)
Separate them into bands of colors
d)
Seperate them into white light
11.
Spectrascopes use bands of color to identify:
a)
Mass of star
b)
The elements in the star
c)
The weight of the star
d)
The sounds the star makes
12.
An object that orbits another object in space is a:
a)
Space probe
b)
Space lander
c)
Space invader
d)
Satellite
13.
Sputnik 1 was launched in_____ by _____
a)
2005/United States
b)
2005/Russia
c)
1957/United States
d)
1957/Russia
14.
Space observatories are used to:
a)
Collect data
b)
Take pictures
c)
All answers
d)
Transmit information
15.
The space instrument that travels beyond our solar system are:
a)
Space probes
b)
Satellites
c)
Observatories
d)
Telescopes
16.
Unmanned space probes are used to explore outer space because:
a)
They are inexpensive
b)
They are extremely large
c)
It's too dangerous for humans
d)
It's too hard to see things far away
17.
Earth's telescope can take picture clearer than the Hubble
a)
True
b)
False
18.
When did the Hubble Space Telescope start ?
a)
1840
b)
1995
c)
1990
d)
1976
19.
Who was the Space Telescope named after ?
a)
James Webb
b)
Edwin p. Hubble
20.
Space observatories are used to:
a)
Collect data
b)
Take pictures
c)
All answers
d)
Transmit information
21.
What color of star is the hottest?
a)
Blue
b)
Red
c)
Yellow
d)
Orange
22.
What color of star is the coolest?
a)
Red
b)
Yellow
c)
Blue
d)
White
23.
What is the name of the largest stars?
a)
Protostars
b)
Supergiants
c)
Red Giants
d)
Dwarf Stars
24.
What is the name of the gas/dust clouds that form stars?
a)
Nebulas
b)
Protostars
c)
Supernova
d)
Neutron Star
25.
What word best describes our sun?
a)
Average
b)
Supergiant
c)
Dwarf
d)
Red Giant
26.
What is the name of the star in our solar system?
a)
Venus
b)
Sun
c)
Jupiter
d)
Mars
27.
The H-R diagram is a graph that shows the relationship between ______________ for stars.
a)
temperature and color
b)
temperature and brightness
c)
brightness and color
d)
distance and brightness
28.
______ is a force that causes dust particles to stick together in a nebula.
a)
nuclear fusion
b)
gravity
c)
hydrogen
d)
friction
29.
A ________ is an object so dense with so much gravity that even light cannot escape.
a)
neutron star
b)
white dwarf
c)
blackhole
d)
black dwarf
30.
What is a Star? (pg. 284)
a)
a large celestial body that is composed of gas and emits light
b)
a large ball of fire
31.
Why do stars in the night sky look so small?
a)
stars are small
b)
stars are close
c)
stars are far away
32.
Our galaxy is called the
a)
Earth Nebula
b)
The Hubble Galaxy
c)
The Milky Way
d)
The Snickers
33.
What are stars?
a)
Rocky bodies
b)
Burning balls of gas
c)
5 pointed shapes
d)
Hollywood actors
34.
True or False
The Sun is the biggest star in the sky.
The Sun is the biggest star in the sky.
a)
True
b)
False
35.
Which star is closest to Earth?
a)
Betelgeuse
b)
Orion
c)
the sun
d)
Antares
36.
The color of a star tells us its
a)
magnitude
b)
temperature
c)
size
d)
age
37.
The life cycles of stars are determined by their:
a)
mass (size)
b)
color
c)
distance from Earth
d)
luminosity
38.
Galaxies are composed of
a)
billions of stars
b)
a star and the planets that orbit around it
c)
all of the bodies and objects in space
39.
When you look through a telescope, what seems to be increased?
a)
shape
b)
color
c)
distance
d)
size
40.
All of the stars in the sky are very far away from Earth.
a)
True
b)
False
41.
All stars are the same color and same size.
a)
True
b)
False
42.
The sun looks so large because it is a very, very big star.
a)
True
b)
False
43.
Real stars have five points.
a)
True
b)
False
44.
There are ____________ stars in the sky
a)
hundreds
b)
thousands
c)
billions
45.
Stars are huge balls of __________ gasses
a)
Hot
b)
Cold
c)
Liquid
46.
What color is the hottest star?
a)
Red
b)
Yellow
c)
Blue
d)
White
47.
What color is the coolest star?
a)
Red
b)
Yellow
c)
Blue
d)
White
48.
Which is the correct order of stars from COOLEST to HOTTEST?
a)
blue, white, yellow, orange, red
b)
red, yellow, blue, white, orange
c)
red, white, yellow, orange, blue
d)
red, orange, yellow, white, blue
49.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
50.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
51.
What type of galaxy has no defined pattern or shape?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Constellation
52.
What are galaxies held together by?
a)
Gravitational Attraction
b)
Stars
c)
Other galaxies
d)
Dust and Gas
53.
What are the the 3 types of galaxies?
a)
Spiral Galaxies, Regular Galaxies, and Lliptical Galaxies
b)
Spiral Galaxies, Irregular Galaxies, and Elliptical Galaxies
c)
Milky Way, Elliptical Galaxies, and Spiral Galaxies
d)
Milky Way, Elliptical Galaxies, and Irregular Galaxies
54.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
55.
Place these objects in order from smallest to largest.
a)
Planets, solar system, universe, galaxy
b)
Solar system, planets, galaxy, universe
c)
Planets, solar system, galaxy, universe
d)
Galaxy, solar system, planets, universe
56.
Distance measurement used by astronomers for distant objects.
a)
Kilometers
b)
Light Years
c)
Miles
d)
Light Seconds
57.
What is 1 Astronomical Unit?
a)
The distance from the center of the earth to the center of the sun.
b)
The distance from the center of Earth to the center of the Moon.
c)
The distance of one entire revolution around the Sun by the Earth.
d)
The distance Light travels in a year.
58.
What is the name of our galaxy?
a)
Our galaxy is called the Milky Way galaxy
b)
Our
galaxy is called the Andromeda galaxy
c)
Our
galaxy is called the Grand spiral galaxy.
d)
Our galaxy is called the Whirlpool galaxy.
59.
How many stars are in a galaxy.
a)
millions or billions
b)
thousands
c)
hundreds
d)
Ten
60.
What are in galaxies?
a)
ice and rock
b)
dust, gas, and stars
c)
stars and ice
d)
water and dust
61.
A galaxy is a large collection of stars, gas and dust. What is responsible for holding the stars, gas, and dust together in a galaxy?
a)
heat
b)
light
c)
gravity
d)
friction
62.
The Milky Way galaxy is an example of an irregular galaxy
a)
true
b)
false
63.
Are there other planets out there in the universe besides the ones in our solar system?
a)
It depends on which country you are in.
b)
Yes
c)
No
d)
Maybe
64.
What is the problem with seeing planets orbiting other stars?
a)
They are faint
b)
They are sitting right on top of their parent star
c)
They are really far away
d)
All of these answers are correct
65.
What are planets outside our solar system officially called?
a)
Ecoplanets
b)
Exoplanets
c)
Alien Worlds
d)
Exoworlds
66.
What is the name of the space telescope that was designed to search for exoplanets? And in what year was it launched?
a)
Kepler in 1999
b)
Exodetector in 2009
c)
Kepler in 2009
d)
Hubble in 1999
67.
Have any exoplanets been seen directly and photographed?
a)
Yes
b)
No
68.
What is the most successful way to discover exoplanets?
a)
Transits
b)
Spacecraft fly-bys
c)
Direct pictures
d)
Doppler Shift
69.
What category on the H-R diagram has the majority or the most stars?
a)
Super giants
b)
White Dwarfs
c)
Giants
d)
Main Sequence
70.
A plot of the surface temperatures of stars compared to their absolute magnitude is called
a)
an H-R diagram
b)
constellation map
c)
a graph
d)
spectrum.
71.
What H-R Category does our sun belong to?
a)
Supergiant
b)
Main sequence
c)
White dwarf
d)
black dwarf
72.
Where on the H-R diagram would you find the dimmest stars?
a)
At the top
b)
Giants
c)
At the bottom
d)
Main Sequence
73.
Where on the H-R diagram would you find the coolest star?
a)
At the top
b)
At the bottom
c)
On the Left
d)
On the Right
74.
Where on the H-R diagram would you find the brightest stars?
a)
At the top
b)
At the bottom
c)
On the left
d)
White Dwarfs
75.
Which H-R diagram category would have the the largest stars?
a)
Giants
b)
White Dwarfs
c)
Main Sequence
d)
Super Giants
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