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Ch 22-25 Review Flashcards | StudBud
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Ch 22-25 Review
Ch 22-25 Review
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Astronomy Unit
Flashcards
37 cards
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Practice quiz
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Questions
37
Answers
1
Which of the following is the energy process used by the Sun and other stars?
hydrostatic equilibrium
fusion
fusha
fission
2
Between which two planets is the asteroid belt?
Jupiter and Saturn
Mars and Jupiter
Earth and Mars
Venus and Earth
3
The beginning of the Universe started at the
Alpha
Big Bang
Milky Way Galaxy
galaxy cluster
4
Approximately how long is a light-year?
95 billion km
9.5 billion km
9.5 trillion km
95 trillion km
5
Which of these are motions of the Earth?
none of the these
both revolution and rotation
rotation
revolution
6
What does the use of the Doppler Effect tell astronomers about a star?
the chemical composition of the star
its diameter compared to that of the sun
whether a star is moving toward or away from Earth
a star's exact velocity as it moves in the galaxy
7
The object with greatest mass in a certain space will have ____________ gravitational pull.
less
doubled the
more
no effect on
8
The theory that describes the formation of the solar system is the
Universal Law of Gravitation
Copernicus Theory
Nebular Theory
Theory of Relativity
9
What does the heliocentric model of the solar system state?
The Planets orbit the Earth, which orbits the sun
Earth and the other planets orbit the sun.
Only the moon and Earth orbit the sun
All of the Planets and the sun orbit Earth
10
About 90 percent of the stars on the Hertzsprung-Russell diagram are
white dwarfs
supergiants
red giants
main-sequence stars
11
Our galaxy is the
Orion
Andromeda
Cluster
Milky Way
12
Parallax can find distance to
distant nebulas
nearby stars
very distant stars
galaxies
13
Which of the following is not a phase of the Moon?
new
second quarter
full
third quarter
14
Planets which you are able to walk on the rocky crust are called?
Terra Firma
Terrestrial
Jovian
Gaseous
15
The geocentric model of the solar system has the planets
orbiting the sun and the sun orbiting Earth
and the moon and sun orbiting Earth
and the moon orbiting the sun.
orbiting the sun and the moon orbiting Earth
16
The branch of Earth Science that studies objects beyond the Earth is called
geology
meteorology
astronomy
astrology
17
Which of the following is not a terrestial planet?
both Jupiter and Saturn
Saturn
Jupiter
Mercury
18
What are the next two stages of our Sun when it begins to die?
red giant then brown dwarf
red giant then white dwarf
super giant then white dwarf
super giant then black dwarf
19
The first early astronomer to propose a sun-centered solar system was
Copernicus
Newton
Galileo
Brahe
20
A star moving away from Earth will see the light shift towards the
Green
White
Blue
Red
21
A Hertzsprung-Russell diagram is used to show the relationship between
apparent magnitude and parallax
parallax and temperature.
absolute magnitude and apparent magnitude
temperature and absolute magnitude
22
The most widely accepted explanation for the Moon's creation is the
comet capture hypothesis
giant impact hypothesis
both giant impact and comet capture
none of these
23
What is the difference between the way terrestrial planets and Jovian planets formed?
Jovian planets formed only from metals and silicate minerals
Terrestrial planets formed from metals and silicate minerals
The terrestrial planets formed only from bits of ice
The Jovian planets formed only from bits of ice
24
According to scientists, the solar system formed from
a rotating disk of dust and gasses
colliding nebulas
colliding planetesimals
rotating stars
25
No mass can escape
a black hole
a giant
a nebula
a supernova
26
Where is the Hubble Telescope?
in the United States
at Hubble University
space
in England
27
Which planet can best be described as a red, lifeless desert?
Earth
Mars
Pluto
Venus
28
The spinning of Earth on its axis is called
precession
perihelion
revolution
rotation
29
In the Ptolemaic model of the universe,
the earth was much larger than the sun
the earth was flat
the sun was the center of the solar system
the earth was the center of the solar system
30
Which of the following are stars?
white dwarfs
all of them
giants
supergiants
31
The universe is expanding proportionally to the distances from each galaxy is called the
Nebular Theory
Doppler effect
"Big Bang theory"
Hubble's Law
32
Color tells a star's
stellar number
temperature
constellation
mass
33
Which layer of the Sun does Photons change into visible light and heat
corona
radiation zone
convective zone
photosphere
34
Which of the Jovian Planets have rings?
only Saturn and Neptune
only Saturn, Jupiter, and Uranus
only Saturn and Jupiter
Saturn, Jupiter, Uranus, and Neptune
35
A light-year is a measure of
time
volume
distance
none of these
36
What happens when the Moon blocks the Sun during the day?
first quarter phase of the Moon
none of these
solar eclipse
lunar eclipse
37
Which type of star is the sun?
supergiant
neutron star
red giant
main sequence
