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CCMS: The Solar System Flashcards | StudBud
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CCMS: The Solar System
CCMS: The Solar System
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The Solar System
Flashcards
34 cards
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Practice quiz
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Questions
34
Answers
1
Most ancient astronomers thought that all celestial objects revolved around __________.
Mercury
Mars
Saturn
Earth
2
Mercury has no atmosphere because of its low ___________.
temperature
gravity
3
The Solar System formed from....
an expanding galaxy
a giant cloud of dust & gas
a black hole
an explosion
4
The ____ ____ consists of the sun, 8 plants & their moons, and several kinds of smaller objects
Solar System
Milky Way
5
The Sun produces energy by....
nuclear fission
burning fuels such as oil
nuclear fusion
attracting it with the force of gravity
6
In a heliocentric system, Earth revolves around..........
the moon
the Sun
Mars
the stars
7
From which region do most comets originate?
Kuiper belt
Oort cloud
inner solar system
asteroid belt
8
Most comets have
2
tails.
False (multiple)
True
9
All of the
terrestrial
planets have many moons.
True
False (gas giants / outer planets)
10
Which plant is labeled #4?
Neptune
Mars
Jupiter
Earth
11
Jupiter's Great Red Spot is a(n) _______ larger than Earth.
storm
ocean
crater
mountain
12
What objects are found at 5?
Asteroid Belt: Objects to small to be called planets.
Asteroid Belt: Objects to large to be called planets.
13
What feature does letter "E" identify? Describe it.
It's a prominence: They are loops of gas separating sunspots
It's a prominence: They are loops of gas connecting sunspots
14
Small asteroid-like bodies that became the building blocks for the planets are called...
planetesimals
open clusters
meteoroids
comets
15
What do the 4 outer planets have in common?
larger than Earth and made of iron
same size as Earth and made of iron
larger than Earth and made of mainly hydrogen & helium
same size as Earth and made of mainly hydrogen & helium
16
Which is the best description of our sun?
a large star
a supergiant star
a small star
a mid-sized star
17
Which letter represents the layer of the sun called the photosphere?
D
A
B
C
18
Which plant is labeled #8?
Venus
Mercury
Earth
Saturn
19
The solar wind is a stream of electricity charged particles that extend outward from the sun's
chromosphere
photosphere
corona
core
20
Identify the objects in area "D". Why do they appear to be darker than the other parts around?
Sunspots; They are smaller than the surrounding parts.
Sunspots; They are hotter than the surrounding parts.
Sunspots; They are larger than the surrounding parts.
Sunspots; They are cooler than the surrounding parts.
21
Everything in our S. System like planet formation, motion of objects & tides are the result of
gravity
weight
pressure
friction
22
What is the major difference between object 9 & the other Gas Giants?
It's Neptune: It's axis is tilted and rotates top to bottom.
It's Uranus: It has more moons that any other planet.
It's Uranus: It's axis is tilted and rotates top to bottom.
It's Neptune: It has more moons that any other planet.
23
Earth is thought to be at the center of the Solar System in the
Geocentric
model.
False (Heliocentric)
True
24
Mercury's daytime temp. is 430'C & nighttime temp is -170'. What is the best explanation?
Mercury has no atmosphere
Mercury has no liquid water
Mercury has the Greenhouse effect
Mercury is the closest planet to the sun
25
Which plant is labeled #1?
Neptune
Mercury
Uranus
Venus
26
A meteoroid that hits Earth's surface is called a(n) __________ .
meteorite
asteroid
27
The solar wind interacts with Earth's magnetic field to cause
solar flares
at the poles.
False (auroras)
True
28
Which letter represents the layer of the sun called the chromosphere?
A
B
D
C
29
What do all of the inner planets have in common?
They all have rings.
They all have many moons.
They all have abundant liquid water.
They all are small, dense & have rocky surfaces.
30
According to the table, which planet has a "day" most similar in length to a day on Earth?
Neptune
Mars
Venus
Juipter
31
What layer are you looking at when you look at an image of the sun?
chromosphere
corona
prominence
photosphere
32
The heliocentric system gained support when Galileo observed that.....
the orbit of each planet is an ellipse
Venus goes through phases similar to those of Earth's moon
most of the smaller planets are closer to the sun
one side of the moon always faces Earth
33
The Sun's surface layer is the
photosphere
.
False (corona)
True
34
Which letter represents the layer of the sun called the corona?
B
D
C
A
