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Earth/Environmental Science Astronomy Section Flashcards | StudBud
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Earth/Environmental Science Astronomy Section
Earth/Environmental Science Astronomy Section
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4th Period Earth Science
Flashcards
54 cards
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Practice quiz
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Questions
54
Answers
1
BONUS: Which of the following theories seeks to solve the flatness and horizon problem in CDM?
The Big Bang Theory
The Steady State Theory
The Chaos Theory
The Inflationary Theory
2
Who was the first American in space?
Timithy Albert
Neil Armstrong
Alan Shepard
John Greene
3
Approximately how many stars are there in the Milky Way?
10 Billion
2 Billion
1 Trillion
5 Million
4
Why does weathering and erosion not occur on the moon?
Due to the lack of an atmosphere
Due to the lack of a gravitatitional pull
Due to the shielding of solar winds by the magnetic field
Due to the lack of sediements present on the moon
5
Define Astronomy.
The science that studies the changes in Earth's atmosphere.
The science that studies the Earth's internal processes.
The science that studies physiology of organisms on Earth.
The science that studies the universe.
6
Tides on Earth are caused by what?
Jupiter Gravitational Pull
The Moon
The tilt on Earth's Axis
The Sun
7
Which of the following processes is shown in the video?
Stellar Evolution
Precession
Formation of a star into a stellar nebula
Stellar Nucleosynthesis
8
A star is "born" from what?
A white dwarf
A neutron star
A nebula
A supernova
9
How long does light from the sun take to reach the Earth?
5 Minutes
10 Minutes
1 Hour
8 Minutes
10
What is the largest asteroid belt beyond the planets of our solar system?
Saturn's Asteroid Belt
The A1B20 Asteroid Belt
The Kupier Belt
The Apollo Asteroid Belt
11
How many planets away is the Earth from the sun.
One
Four
Three
Two
12
What layer of the sun is the visible surface?
Convective Zone
Photosphere
Chromosphere
Radiative Zone
13
What was evidence that the Earth was round before satellites and space travel?
The sun refracting through Earth's atmosphere.
Its actually flat.
Curved shadows across the moon during a lunar eclipse.
The polar vortex secludes the heliocentric theory.
14
What is the reason Mars was referred to as the ¨red planet¨.
Because of how light is refracted through itś atmosphere.
Because it is always facing the sun.
Because of the natural pigment caused by an abundance of Ca
Because iron oxide is prominent on the surface.
15
No matter what direction a comet is traveling in, the tail will always blow...
Towards Alpha Centari
Towards the center of the galaxy
Away from the sun.
Toward from the sun.
16
When the moon is lined up with the sun, Earth experiences what?
The Lowest Tides
The Highest Tides
The Highest High Tide (Spring Tides)
The Lowest High Tide (Neap Tides)
17
Approximately how long does it take the moon to complete it's cycle.
13 Days
26.9 Days
31.2
29.5 Days
18
What is the protostar stage of a star?
Where the outer portion of the star blows off
Where hydrogen condesnes into the core of the star
Where gas begins contracting more, and nuclear fusion occurs
Where the dust and debris expand into theframework of a star
19
What type of galaxy is the milky way?
Spiral
Elliptical
Cylindrical
Irregular
20
What do the moon's phases depend on?
Earth's shadow cast on it.
It's position relative to the sun.
Earth's tilt relative to it's axis.
The time of year.
21
When the sun become a red giant, what will likely happen to the Earth?
It will turn into a white dwarf
It will spontaneously combust
The hydrosphere will boil and the atmosphere will blow off
It will be pushed off towards the orbit of mars
22
What is the most acceptable theory for the creation of the universe.
The Steady-State Theory
The Inflationary Universe Theory
The Big Bang Theory
The Theory of Relativity
23
Scientists believe what is located at the center of the Universe?
A Red Giant
A White Dwarf
A Black Hole
A Nebula
24
What is Jupiter mostly composed of?
Sulfur and Water Vapor
Hydrogen and Helium
Argon and Oxidized Iron
Oxygen and Carbon Dioxide
25
What is the total surface area of the Earth?
~197 million miles
~285 million miles
~167 million miles
~50 million miles
26
BONUS 2: Answer the question shown
Black Holes(Originating From Neutron Stars)
Planetary Nebulae(Originating From Red Giants)
Protostars(Originating From Stellar Nebulae)
Type II Supernovae (Originating From DwarfStars)
27
What planet has the coldest atmosphere in the Milky Way?
Uranus
Pluto
Neptune
Venus
28
How large is the observable universe?
190 Billion Light Years Across
30 Billion Light Years Across
90 Billion Light Years Across
7.8 Billion Light Years Across
29
What are the three main types of meteorites.
Stony, Iron, Stony Iron
Textgraphic, Silactic, Grychitic
Scaratic, Endericular, Pictaacirite
Tetrahydronite, Graphitic, Tundric
30
What rock is the moon mainly composed of?
Granite
Shale
Gypsum
Basalt
31
What determines the rate at which nuclear fusion occurs in a star?
Temperature
Gravitation Pull
Size
Thermodynamic Levels
32
What is a Nebula?
Interstellar cloud of dust, gas, and debris
Intergalactic wormhole.
The cloud of galaxies in the center of the Universe.
Intergalactic Schisms.
33
A dwarf planet is similar to other planets EXCEPT that...
It's orbit does not clear the path of other orbits.
It does not have a core.
It does not have a mantle.
It does not orbit a star or other celestial object.
34
What is the closest planet to the sun?
Mercury
Jupiter
Venus
Mars
35
What is Hubble's Law?
A principle that states the universe is static
A principle that sets the framework for gravity and time
A principle that states the universe is expanding uniformly
A principle that describes the early universe
36
How do supernovas form?
When the core of a star explodes.
Through an andesecular explosion
When a star implodes on itself and turns into a black hole.
When the outer portion of a star is blown off.
37
What is the outermost layer of the sun?
Corona
Photosphere
Chromosphere
Radiative Zone
38
What supercluster is the milky way galaxy apart of?
Virgo
Centaurus
Coma
Hydra
39
What are comets composed of?
Diamonds and Ice
Rock and Ice
Dust and Igneous Rock
Extrusive Igneous and Metamorphic Rock
40
The path of the sun throughout the Earth's sky is called....
Magnitudes
Sirius
Ecliptic
Zenith
41
A lightyear is a measure of ....?
4.2 Trillion Miles (Distance)
5.8 Trillion Miles (Distance)
5.8 Trillion Years (Time)
4.2 Trillion Years (Time)
42
What is barycenter?
The point where two orbits meet
The point at which there is no return in a black hole
The point between two objects where they balance each other
The point where mass equals the opposing force
43
Comets are comprised of three distinct parts, which are....
The core, neutron field, and tail
The nucleus, coma, and tail
The core, nucleus, and tail
The nucleus, mitochondira, and tail
44
What are Saturn's rings made out of.
Dust, Rock, and Ice
Carbon Dioxide, Water, and Hydrogen Peroxide
Adenosine Triphosphate, and Adenosine Diphosphate
Solidified Nitrogen
45
Who was the first person in space?
Yuri Gagarin
Buzz Aldron
Gustav Shivani
Neil Armstrong
46
Why do we always see the same side of the moon from Earth?
Because the heliocentric view of the moon is static.
It is tidally locked.
Earth's rotation on it's axis prevents it from changing.
The laws of thermodynamics prevents it from changing.
47
What is the closest star to us (besides the sun)?
Cygnus X-1
Polaris (The North Star)
Proxima Centauri
BPM 37093
48
How much of the moon is illuminated in the Gibbous phase?
More than one half.
Less than half.
Half.
Fully
49
Spiral galaxies are...?
A flattened disks that petrude out from the center of stars
Irregular shaped disks with an obvious cylndircal type shape
Flattened disks with arms moving out from a central area
Spherical and flattened, they have no obvious structure
50
How many years ago did the universe form?
3.2 Billion Years Ago
6 Thousand Years Ago
17 Billion Years Ago
13.82 Billion Years Ago
51
In stars hydrogen atoms fuse to form what?
Carbon Dioxide Atoms
Sulfur
Helium Atoms
Oxygen Atoms
52
When the Sun and Moon are perpendicular to each other, Earth experiences what?
The Highest Tides
The Lowest High Tide (Neap Tides)
The Highest High Tide (Sping Tides)
The Lowest Tides
53
What is the hottest planet in our galaxy?
Mercury
Jupiter
Venus
Mars
54
How is it possible for a satellite to reach the outer reaches of the universe without much fuel
Using quantum nuclear drives to travel.
Intergalactic solar philatropy
Using nuclear power to produce electricity and power rockets
They use a planet's gravity to slingshot them through space.
