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The Planets and the Outer Solar System
The Planets and the Outer Solar System
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This quiz is based on 7th-grade Earth/Space Science curriculum in Florida.
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Which of these is categorized as a terrestrial planet?
Eris
Neptune
Pluto
Mercury
2
Which of these features of our solar system is located outside the orbits of the Gas Giants?
Mercury
Ceres
Asteroid Belt
Kuiper Belt
3
Which planets have the most moons?
Jupiter and Uranus
Mars and Jupiter
Saturn and Neptune
Jupiter and Saturn
4
Which of these planets have
deep
,
massive
atmospheres?
Mars, Saturn
Venus, Mars
Jupiter, Saturn, Uranus, Neptune
Mercury, Jupiter
5
Which planet has surface gravity most like Earth?
Neptune, 112%
Uranus, 79%
Saturn, 106%
Jupiter, 253%
6
Which feature of the solar system lies between the orbits of Mars and Jupiter?
Kuiper Belt
Oort Cloud
Asteroid Belt
Meteoroid Belt
7
What caused this crater?
asteroid
meteoroid
meteorite
meteor
8
Io, a moon of Jupiter, has the most _________ of any object in the Solar System.
Volcanoes
Liquid Water
Ice
Iron Oxide
9
Which of these planets is a gas giant?
Venus
Uranus
Mars
Pluto
10
The __________ is a spherical, loose collection of icy objects surrounding the Solar System.
Oort Cloud
Kuiper Belt
Outer Belt
Asteroid Belt
11
What gives Mars its red color?
Iron Oxide
Hydrogen
Brick Dust
Helium
12
Which of the 8 planets has the longest year (orbit of the Sun)?
Mercury
Earth
Neptune
Uranus
13
___________ is collected by scientists to prove their theories.
Extraordinary Evidence
Exact Evidence
Excellent Evidence
Empirical Evidence
14
Uranus is 19.2 AU from the Sun. It is about ___times farther from the Sun than Earth.
3
20
19
18
15
Which of these adjectives describes a terrestrial planet?
rocky
large
cold
gaseous
16
A _________ is a testable idea which leads to a scientific investigation.
Variable
Guess
Definition
Hypothesis
17
Because of its near identical size and gravity, which planet is considered Earth's "sister"?
Venus
Makemake
Mars
Pluto
18
Light travels from the Sun to Earth in about _______________________.
8 seconds
8 minutes
8 years
8 hours
19
Going from the Sun outward, which of these order of planets is incorrect?
Saturn-Uranus-Neptune
Mercury-Venus-Earth
Earth-Mars-Saturn
Venus-Earth-Mars
20
Which gas gives Uranus and Neptune their blue colors?
Helium
Water Vapor
Hydrogen
Methane
21
What measure of distance should we use inside the solar system?
AU
kilometers
light year
miles
22
What is this object?
meteor
asteroid
meteorite
comet
23
The variable in an experiment which is changed so it can be tested is the __________ variable.
dependent
controlled
independent
wild
24
Which stars are the hottest?
Blue
White
Red
Blue-White
25
What distance is an AU (astronomical unit)?
Distance from Mercury to Neptune
Distance from Sun to Asteroid Belt
Distance from Sun to Neptune
Distance from Sun to Earth
26
This is Olympus Mons, the tallest mountain in the Solar System. What planet is it on?
Earth
Makemake
Venus
Mars
27
A "shooting star" is really a ______________________ ?
Meteorite
Meteoroid
Meteor
Asteroid
28
Why is Venus hotter than Mercury?
Internal Heating
Its incredibly thick atmosphere.
It's closer to the Sun.
29
Which of these planets has a solid surface?
Uranus
Saturn
Venus
Jupiter
30
Mars is farther from the Sun than Earth, so which planet has a longer year (orbit)?
Mercury
Earth
They are the Same
Mars
