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Solar System
Solar System
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Chapter 2 review
Flashcards
31 cards
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Practice quiz
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Questions
31
Answers
1
Discovered Jupiters 4 largest moons
Galileo
Kepler
Copernicus
Ptolmey
2
What shape are the orbits of most comets?
long, narrow ellipses
circles
spherical
nearly circular ellipses
3
Astromoners predicted the exsistence and orbit of Neptune based on
Neptune's effect on the rings of Saturn
one scientists dream
Neptune's gravitational effect on Uranus
the gap between Uranus and other planets
4
One of the conditions required for life on Earth is
polar ice caps
extreme temperatures
liquid water
alternating days and nights
5
Most comets are found in the
Oort Cloud
Kuiper Belt
Asteroid Belt
Milky Way
6
This is not a Gas Giant
Uranus
Venus
Neptune
Jupiter
7
Venus and Earth are much alike in terms of
their rates of rotation
their atmosphere
their direction of rotation
Their size and density
8
Aside from Earth, which inner planet once had liquid water on its surface?
Venus
Mercury
Mars
Europa
9
How many planets are in the solar system
11
9
8
7
10
Neptune is very similar in size and color to
Uranus
Jupiter
Saturn
Earth
11
Chunks of rocks in space
comet
meteorite
meteor
meteoroids
12
The fuzzy outer layer of a comet
nucleus
tails
coma
corona
13
In a heliocentric system, Earth revolves around
the moon
the sun
Mars
the stars
14
The fact that each planet's orbit is an ellipse was discovered by
Galileo
Kepler
Brahe
Copernicus
15
Saturn's rings are made up mostly of
volcanic dust particles
nitrogen and helium
chunks of ice and rock
ice and water vapor
16
The gas giants are composed mainly of:
hydrogen and helium
nitrogen and helium
carbon dioxide and helium
carbon and nitrogen
17
The Great Red Spot is a huge storm on which planet?
Venus
Saturn
Uranus
Jupiter
18
The sun produces energy by
nuclear fusion
Attracting it with the force of gravity
buring fuels such as oil
nuclear fission
19
The heliocentric model was further developed by
Kepler
Brahe
Copernicus
ptolmey
20
When a meteoroid enters Earth's atmosphere, it produces a streak of light called a (n)
asteroid
comet
meteorite
meteor
21
Huge loops of hot gas
chromophere
Prominence
corona
solar flare
22
Which is the smallest terrestrial planet?
Earth
Mars
Venus
Mercury
23
What the inner planets have in common
They all have an abundance of water
They all have rings
They all have many moons
They all are small with rocky suraces
24
This chunk of rock hits the Earth
comet
meteor
meteoroid
meteorite
25
The area of the sun where nuclear fussion takes place
core
corona
photosphere
radiation zone
26
Copernicus explained that
the sun is at the center of the system of planets
the geocentric system is correct
There are only six planets
the sun and the planets revolve around the Earth
27
Europa is considered a good place to look for life because
volcanic activity keeps it warm
it is about the same size as Earth
There may be liquid water under its icy crust
it is about the same distance from the sun as Earth
28
This is not a terrestrial planet.
Mercury
Saturn
Venus
Mars
29
The ancient greeks knew all the planets EXCEPT
Earth
Saturn
Uranus
Venus
30
The atmosphere of the gas giant planets cannot escape into space because:
the planets have very strong gravitational pulls.
the gases solidfy at higher elevations
although they are big, the planets have little mass.
The gases are too heavy
31
The asteroid belt is located
between Saturn and Uranus
between Earth and Mars
between Jupiter and Saturn
between Mars and Jupiter
