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Solar System and Stars Flashcards | StudBud
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Solar System and Stars
Solar System and Stars
40 terms
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Astronomy
Flashcards
40 cards
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Practice quiz
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Questions
40
Answers
1
Planets that are beyond Earth's orbit are called
Inferior
perihelion
aphelion
superior
2
The largest galaxies known are spiral galaxies
False
True
3
Planetary nebulas, white dwarfs, and neutron stars
all form in black holes
are in later stages of development
are in early stages of development
are all members of binary star systems
4
All constellations are asterisms
True
False
5
Within our solar system are 8 planets and 1 star
True
False
6
Pluto is a dwarf planet
False
True
7
Which type of galaxy is the Milky Way?
Elliptical
Spriral
Irregular
Barred Spiral
8
What would an astronomer expect to find in a stellar nursery?
a nebula
a supergiant
a white dwarf
a protostar
9
Who had the most influence in the development of the Geocentric Theory?
Galileo/Kepler
Newton
Copernicus
Plato/Ptolemy
10
Who discovered the 4 moons of Jupiter in 1610?
Newton
Brahe
Galileo
Copernicus
11
How many miles can light travel in 1 year (moving at the speed of light)?
10 million miles
93 million miles
58 trillion miles
6 trillion miles
12
All double stars are binary
True
False
13
The Milky Way is
the universe
a galaxy
a nebula
a band of gas and dust
14
According to the secular view, the universe is
100 billion years old
100 million years old
13.9 billion years old
4.5 billion years old
15
Which two factors are used as the axes to plot stars on the HR Diagram?
luminosity and size
color and luminosity
temperature and size
temperature and luminosity
16
Who had the most influence in the development of the Heliocentric Theory?
Galileo/Kepler
Plato/Aristotle
Newton
Copernicus
17
A light year is larger than a parsec
False
True
18
Which is the correct sequence of stellar life cycles?
red giant, black dwarf, white dwarf
neutron star, black hole, supernova
red supergiant, supernova, black hole
main sequence, white dwarf, red giant
19
Which of these pairs of terms applies to the planet Mars?
inferior and jovian
superior and jovian
inferior and terrestrial
superior and terrestrial
20
Put the following in order of occurance
meteoroid, meteor, meteorite
meteorite, meteor, meteroroid
meteor, meteoroid, meteorite
meteor, meteorite, meteoroid
21
The Sun lies in the main sequence of the HR Diagram
False
True
22
A major problem with the Geocentric Theory was
the Kuiper Belt
the rotation of the moon
comets
the explantion of retrograde motion
23
The fastest revolving planet around the sun is
Venus
Mercury
Neptune
Earth
24
Which of the following is NOT a characteristic of all known planets?
orbits in an elliptical path
revolves around the sun
has 1 or more moons
rotates on axis
25
The coolest stars are
white
blue
red
yellow
26
Which is the correct sequence of stellar life cycle events?
protostar, main sequence, nebula
nebula, protostar, main sequence
nebula, main sequence, protostar
protostar, nebula, main sequence
27
Which of the following properties is NOT a characteristic of a quasar?
very energetic
well understood
emits powerful radio signals
brighter than a galaxy
28
According to their apparent magnitudes, which star would be the brightest?
Barnard's Star +9.6
Deneb +1.3
Canopus +0.7
Lacaille +7.4
29
Charles Messier's objective when cataloging and naming nebulas was
to be the first to catalog nebulas
to place known nebulas in order of brightness
to discover how many nebulas were in the sky
to avoid confusing nebulas with comets
30
A star's mass determines its temperature
True
False
31
Which pair of elements make up the bulk of stars?
nitrogen and carbon
hydrogen and carbon
hydrogen and helium
nitrogen and helium
32
The brightest planet is
Mars
Venus
Jupiter
Mercury
33
The brightness of a star as it appears from Earth is its apparent magnitude
False
True
34
Asteroids are classified as SSSBs
False
True
35
The asteroid belt lies between
earth and mars
saturn and pluto
mars and jupiter
jupiter and saturn
36
A meteor is a meteoroid that has entered Earth's atmosphere
False
True
37
The speed of light is
10,000 mph
93,000,000 mph
186,000 miles p/s
1,000,000 miles p/s
38
The hottest stars are
blue
white
yellow
red
39
Who developed a system for naming stars using greek letters and latin names?
Hipparchus
Hubble
Messier
Bayer
40
The creationist theory that time slowed down on Earth during creation due to immense gravity
Dasha Solution
Big Bang Theory
white hole theory
Light in transit theory
