Astronomy

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Astronomy

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Title: Astronomy

1
Astronomy

Class Starters

The big dipper is part of what other
constellation?
a. Ursa minor c. Ursula septoria
b. Cancer d. Ursa major
What part of the big dipper will point at the
North Star?
a. The end of the handle c. The last two
stars on the dipper
b. The first two stars on the dipper d. A line
from the handle end to the
end of the dipper
If the Suns gravity on the Earth suddenly ended,
what would the orbit of the Earth look like?
a. The Earth would fly away in a straight line
tangent to the original orbit, and the Earth
would slow down
b. The Earth would fly away in a straight line
tangent to the original orbit, and the Earth
would not change speed
c. The Earth would go away in an ever widening
circle
d. The orbit would not change
1 millimeter is the same as what?
a. 1x103 meter c. 1x102 meter
b. 1x10-3 meter d. 1x10-2 meter

What is a light-year?
a. The time it takes light to travel c. The
distance light travels in a year
b. The distance from Earth to the Sun d. The
time it takes light to travel from the Sun
What is an A.U.?
a. The distance from Earth to Sun c. ½ the
diameter of Earths orbit
b. The radius of the Earths orbit d. All of
the above
The Geographic North Pole on Earth corresponds to
what part of the Celestial Sphere?
a. The Equator c. 90º West
b. 90º North d. 90º East
What is the approximate tilt of the Earth?
a. 10º c. 23º
b. 29º d. If the Earth tilts, why dont I
fall off my chair?
When is the Vernal Equinox?
a. December 22 c. September 23
b. June 21 d. March 21
Which is longer, the sidereal day, or the solar
day?
a. Sidereal day c. Solar day
b. They are the same d. It depends upon the
season

What is the actual name of the North Star
Arcturus c. Betelgeuse
Andromeda d. Polaris
When will the parallax be the greatest?
When an object is small c. When an object is
near
When an object is far away d. When an object is
big
What is the smallest part of a circle?
An hour c. A minute
A degree d. A second
When is the Autumnal equinox?
December 22 c. September 23
b. June 21 d. March 2
Which is shorter (by 4 minutes)?
Solar day c. Sidereal day
Astronomical day d. Venusian day
The Sun, the Moon and all of the planets will
follow the same general path across the sky.
What is the name of the path that they all
generally follow?
Celestial equator c. Solar equator
Planetary pathway d. Ecliptic

What is a light-year?
a. The time it takes light to travel c. The
distance light travels in a year
b. The distance from Earth to the Sun d. The
time it takes light to travel from the Sun
What is an A.U.?
a. The distance from Earth to Sun c. ½ the
diameter of Earths orbit
b. The radius of the Earths orbit d. All of
the above
What star does the big dipper point to?
a. Rigel c. Arcturus
b. Polaris d. Paris Hilton
Where is your zodiac sign?
a. Dawn on your birthday c. High in the night
sky on your b-day
b. Behind the Sun on your b-day d. Dusk on
your b-day
How long does it take for Earth to complete one
wobble through the zodiac?
a. 5,000 years c. 25,000 years
b. 10,000 years d. 100,000 years

1. Who interpreted Brahe's observations about the
planets?
Newton c. Kepler
Aristotle d. Ptolemy
Who showed that epicycles are simply impossible?
Galileo Galilei c. Ptolemy
Kepler d. Isaac Newton
What causes seasons to change on Earth?
The changing size of our orbit c. The tilt of
the Earth
The moon's shadow d. Solar output
What does heliocentric mean?
Sun-centered solar system c. Earth-centered
solar system
A solar system dominated by epicycles d. A solar
system with halo orbits
Who developed the theory of a Sun centered solar
system?
Galileo Galilei c. Ptolemy
Keller d. Nicholas Copernicus

1. 1 millimeter is the same as what?
a. 1x103 meter c. 1x102 meter
b. 1x10-3 meter d. 1x10-2 meter
2. If the Sun turned off right now, when would
be find out about it?
a. Immediately c. In 1.25 seconds
b. In 8.25 light-minutes d. In 8.25 minutes
Which orbit would be the most elongated, or the
most flattened circle?
a. Eccentricity of .001 c. Eccentricity of
1.00
b. Eccentricity of 0.000 d. Eccentricity of
.95
Where will the orbiting planet be traveling the
fastest?
Earth's orbit is almost completely circular.
Where are the two focal points of its orbit?
On either side of the sun c. The Sun, and by
Mercury

A star coming towards a person at great speed
will appear to be more
Red c. Blue
Unchanging d. Massive
The most energetic waves are
Ultraviolet c. Blue
X-ray d. Gamma
An object's sound changes to an observer, when
the emitter is moving. What is this?
Coreolis effect c. Kelvin effect
Wingstrom effect d. Doppler effect
Rays that give a sunburn are
Infrared c. Gamma
Ultraviolet d. X-ray
What kind of electromagnetic radiation would have
wavelengths as large as a mountain.
Gamma c. Radio
Visible d. Infrared

Which type of electromagnetic radiation is the
fastest?
Gamma radiation c. Blue light
Red light d. All are the same
What is the speed of visible light?
3,000 meters per second c. 3,000,000 meters per
second
3,000,000,000 meters per second d. 300,000,000
meters per second
Which type of radiation is the most penetrating?
Alpha c. Beta
Gamma d. All are the same
Which of these has the shortest wavelength
(highest Hz)
Radio wave c. Blue visible light
Red visible light d. Gamma wave
What is the name of the particle that carries the
electromagnetic spectrum (light).
Proton c. Positron
Photon d. Lightron

If an object is moving away, its pitch will be
Higher c. Lower
Slower d. Faster
If an object is moving towards you, it will
appear
Faster c. Slower
Redder d. Bluer
When the sound of things change due to movement,
it is the
Coreolis effect c. Doppler effect
Carson effect d. Darwin effect
Light can only go one speed, it is
3,000,000 meters per second c. 300,000,000 m/s
300,000 km/s d. All of the above

Who believed in epicycles?
Copernicus c. Keppler
Leviticus d. Ptolemy
What type of radiation is most penetrating?
Alpha c. Gamma
Beta d. Helium nuclei
The electromagnetic wave with the longest
wavelength is what?
Radio c. Gamma
Visible d. Microwave
The Doppler effect is caused by what?
Movement of energy source c. Movement of
receiver
Movement of energy source or receiver c. The
Doppler effect?
What is the eccentricity of Earths (almost
circular) orbit?
0.0167 c. 0.255
.750 d. 0.995
e. Can I take this in summer
school?

A telescope that uses glass lenses to bend light
is called what?
a. A reflecting scope b. A Kepler scope
c. A refracting scope d. A Dipper scope
A telescope that uses a mirror to reflect light
is called what?
a. A reflecting scope b. A Doppler scope
c. A refracting scope d. A radio scope
The next best scope will be the
a. Hubble telescope b. Dragnet telescope
c. James Webb telescope d. Newtonian
telescope
4. What is the eccentricity of Earth?
a. Near zero b. Near one
b. About .500 d. Changes by seasons
Who thought that the orbits of the planets was
dominated by epicycles?
a. Ptolemy b. Newton
c. Keppler d. Copernicus
What does retrograde mean?
a. Going backwards b. Going fast c. Going
down d. Stopping e. Starting

How long is a Lunar day?
24 hours c. 27 days
30 days d. 365 days
About how big is the moon, as compared to Earth
(diameter)?
1/10th the size c. 1/20th the size
1/2 the size d. 1/4th the size
What color is the sky on the moon?
Blue c. No color
Black d. Bright as stars
The dark parts of the moon are called what?
Highland c. Maria
Terrane d. Plains
The year we landed on the moon was?
1967 c. 1972
1969 d. Yeah, we landed on the moon

How much higher are the highlands on the Moon,
than the rest of the planet?
What are highlands c. About the same
About 500 meters d. 1 3 kilometers
Comparatively speaking, how big is the core of
the Moon?
About average c. Pretty large
Small d. Same as Earths
The Earth is about 4.6 billion years old. How
old is the Moon?
4.4 billion years old c. 4.4 million years old
4.6 billion years old d. No one has a clue
Compared to the near side of the Moon, the far
side is
Cratered c. Smooth
Dark d. Covered in Maria
How many times did man land on the moon?
Five c. Six
Seven d. None, and I can prove it!!

What does phase locked mean?
Orbital periods are the same c. Same side
always faces the orbited body
Planets start looking the same d. Tides
disappear
Compared to the Earth, what is the mass of the
moon?
1/4th c. ½
1/16th d. 1/64th
How long does it take for light to get to the
moon and back?
1 second c. 2 seconds
5 seconds d. 67 seconds
What is another name for the moon?
Sol c. Dykstra
Luna d. Tsuuni
About what is the gravity on the moon, compared
to Earth?
1/4th c. ½
1/6th d. 1/64th

1. Mercury has been geologically dead for
about how long (in years)?
1,000,000 c. 1,000,000,000
4,000,000,000 d. 4,000,000
2. A series of cliffs on the surface of Mercury,
that were formed after the end of the meteorite
storms and after the geology has stopped, are
called what?
Caloris highlands c. Scarps
Weird areas d. Entrapments
3. The Weird Areas were formed by
Geological activity c. Planetary shrinkage
Meteor impacts d. Lava erosion
The reason for the magnetic field around Mercury
is what?
The partially molten core d. Rapid rotation of
the planet
Leftover magnetized rocks e. IDK, but maybe b
and d
Really, you think I care?
The Iron core of Mercury is
Larger than Earths by percentage, smaller by
size c. Larger than Earths by size and
percentage
Smaller than Earths by percentage and size d.
Smaller than Earth by percentage, larger by size
What does the planetary symbol of Mercury look
like?
A satanic Venus (with horns) c. A satanic
Earth (with horns)
A woman with a mirror d. A circle throwing a
spear

1. Venuss atmosphere is made up mostly of?
a. Carbon trioxide c. Sulfur dioxide
b. Carbon dioxide d. Sulfuric acid
Lava domes are probably a result of ?
a. Magma plumes and volcanism c. Meteor
impacts
b. Plate tectonics d. Core contraction
The Continents are named
a. Ishtar Terra and Diaphones c. Apollo and
Nexus
b. Aphrodite and Ishtar Terra d. Firstus and
Lastus
The reason the magnetic field is so weak may be
either of these reasons.
Slow rotation and high surface temperature d.
Carbon dioxide and water in atmosphere
A completely solidified core, and high air
pressure e. Vesuvian rocks are non magnetic, and
high heat
A lack of water and iron isotopes in crustal
material?
Which of these statements is true?
The surface of Venus has volcanoes, but no plate
tectonics c. Venus has volcanoes and plate
tectonics
Venus has no volcanoes, nor plate tectonics d.
Venus has plate tectonics but no volcanoes
What does the planetary symbol of Venus look
like? (A B C D E and the moon)

1. Mars is about how old?
4,500,000 years old c. 4,000,000,000
4,500,000,000 years old d. There is no way to
tell
Mars's atmosphere is made up mostly of
Nitrogen c. Carbon dioxide
Sulfuric acid d. Oxygen
The air pressure on Mars is about what fraction
of that on Earth?
1/100th c. 1/25th
1/1000th d. About the same
What is true about water on Mars?
There is a little bit of water on the
surface c. There may be some in permafrost
There are significant amounts in the
atmosphere d. There used to be huge, deep oceans
What is true about the density of the planet
Mars?
It has about the same density of Earth c. It is
less dense than Earth
It is slightly more dense than Earth d. Without
actually going there, no one can really tell
Why do volcanoes grow so large on Mars?
The volcanoes are less dense c. There is less
gravity
The air is much thinner d. There is no water
for them to sink into

1. Mars is about how old?
4,500,000 years old c. 4,000,000,000
4,500,000,000 years old d. There is no way to
tell
Mars's atmosphere is made up mostly of
Nitrogen c. Carbon dioxide
Sulfuric acid d. Oxygen
The air pressure on Mars is about what fraction
of that on Earth?
1/100th c. 1/25th
1/1000th d. About the same
What is true about water on Mars?
There is a little bit of water on the
surface c. There may be some in permafrost
There are significant amounts in the
atmosphere d. There used to be huge, deep oceans
What is true about the density of the planet
Mars?
It has about the same density of Earth c. It is
less dense than Earth
It is slightly more dense than Earth d. Without
actually going there, no one can really tell
Why do volcanoes grow so large on Mars?
The volcanoes are less dense c. There is less
gravity
The air is much thinner d. There is no water
for them to sink into
The idea that life on Earth first started on Mars
is called what?

1. Jupiter has
a. Dark zones and light belts c. Dark belts
and light zones
b. Dark zones and dark belts d. Light zones
and light belts
2. Jupiter was first seen clearly (and its
moons) by
a. Brache c. Kepler
b. Galileo d. Newton
3. The four Galilean moons are
a. Luna, Io, Europa and Tital c. Io, Europa,
Ganymede and Calisto
b. Titan, Europa, Ganymede and Germania d.
Ganymede, Europa, Io and Titan
4. The strong magnetic field is caused by
a. A fast rotating rocky core c. A rotating
liquid metal core of Helium
b. A fast rotating core of solid hydrogen d. A
radioactive core
5. The moons are heated by
a. small by resilient cores c. Ancient
asteroid bombardment
b. tidal bending d. Jupiters magnetic field
6. Jupiter is made up mostly of what?
a. a small rocky core c. Hydrogen and Helium
gas
b. metallic hydrogen d. Liquid Hydrogen and
Helium
7. Jupiter gives off more thermal energy than it
takes in from the Sun. Where does it come from?

1. The most obvious difference between a simple
and complex crater is the presence of what?
a. Extensive ray systems c. Central peak
b. Shocked quartz d. A raised outer rim
2. A boloid is another name for
a. A meteor c. A meteoroid
b. A comet d. Any impactor
3. The largest impact crater in the Solar System
is
a. The dinosaur impact crater in Mexico c. The
Caloris impact crater on Mercury
b. The Northern Hemisphere on Mars d.
Craterous Olympus on Mars
4. The largest impact crater in the continental
United States is in what state?
a. Arizona c. New Mexico
b. Ontario d. Iowa
5. The average speed of a meteor hitting Earth
would be about what? Really rough average.
a. 10 kilometer per second c. 36,000
kilometers per hour
b. 22,500 miles per hour d. 375 milers per
minute

What is a type-C meteor mostly made of?
Iron and nickel c. Dimes and quarters
Carbon compounds d. Silicate rocks
What killed off the dinosaurs?
Volcanoes with a meteor knock-out punch c.
Smoking
Greenhouse gases d. Hopelessness to ever move
up the food chain, or have opposable thumbs
What are the two tails of a comet called?
Ion and charged c. Dust and visible
Dust and Ion d. Ion and following
When will the next planet killer hit Earth?
When the aliens send it c. Not a matter of if,
only when, and we dont know
December 21, 2012 d. They are all out of the
Suns orbit by now.
Why is Venus so bright?
It has a high oblateness c. It has a high
albedo
It has a low oblateness d. It has a low albedo

The main fuel in a star is what?
Helium c. Iron
Hydrogen d. Carbon
A normal star will last about how long?
10,000,000 years c. 10,000,000,000 years
1,000,000 years d. It depends upon the fuel
burned
Which will last longer?
Large star c. Small star
Hot star d. Old star
Which star would probably be older
High hydrogen content c. High He to H ratio
Low He to H ratio d. The hotter one
5. How far away is our nearest star?

Who is generally considered the father of the
S.E.T.I. project?
Karl Gauss c. Kepler
James Watson DeKlerk d. Frank Drake
What was the name of the monk, who was burned at
the stake for suggesting the existence of
extra-terrestrial life?
Bruno Hauptman c. Giordano Bruno
James Watson DeKlerk d. Karl Gauss
3. The frequency of electromagnetic radiation
that is generally called the watering hole is
between about two and three gigahertz. Why is
this a good place to listen for aliens?
At this frequency, water is heard c. Water
vibrates naturally at this frequency
There is little other radiation at this Hz d.
This is hydrogen times pi
Panspermia is the idea that what happens?
Life DEVELOPS everywhere c. Life is SPREAD
everywhere
Life IS everywhere d. Life is POSSIBLE
everywhere
What was the name of the Astronomer that put the
plaque of a man/woman and directions to Earth on
the first spaceship to leave the Solar System?
Frank Drake c. Leonoid Kosegan
Carl Sagan d. Stephen Hawkingston

Which view of the Universe expressly forbids the
existence of a universal clock?
Newtonian c. Quantum mechanics
Relativity d. Uniformitarianism
You are in a space ship that can travel at
relativistic speeds (that means approaching the
speed of light). You leave for a cruise of the
galaxy, and return just in time for your twin
brothers retirement party. You, however, are
still not old enough to legally consume C2H6O.
What has happened?
Your watch has moved too slowly c. His watch
moved too fast
Your watch was to slow, his was too fast d.
Nothing abnormal happened
Which really is correct?
Quantum mechanics is correct c. Newton is
always right
Einstein is always correct d. It depends upon
your perspective
Yesterday is but a memory, tomorrow is but a
dream. This implies that time does NOT exist at
all, because it precludes what?
Order c. Simultaneity
Duration d. Continuity
You look up at the sky. You see a star that has
a size and mass indicating that it will exist on
the main sequence for only 200,000 years. The
star is 500,000 light years away.
a. Does the star exist?
b. What definition of time are you using to
come to this conclusion?