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The Solar System Flashcards | StudBud
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The Solar System
The Solar System
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Questions
40
Answers
1
Which planet is about the same size as Earth?
Mercury
Mars
Venus
Saturn
2
Pluto is the largest dwarf planet.
True
False
3
Mercury has no atmosphere.
True
False
4
What is the sixth planet in the solar system?
Saturn
Mars
Venus
Jupiter
5
A round depression that results from a meteoroid
Asteroid
Comet
Impact Crater
Meteorite
6
What is the smallest planet in the Solar System?
Jupiter
Venus
Mercury
Mars
7
Revolution is the spinning of Earth on its axis
True
False
8
A planet's speed decreases as it gets closer to the sun.
True
False
9
The word "planet" means
Warrior
Wanderers
Globe
Spherical
10
The gas giants are
Jupiter, Saturn, Uranus, Neptune
Mars, Neptune, Earth, Venus
Jupiter, Mercury, Pluto, Saturn
Mercury, Venus, Earth, Mars
11
True or false: Saturn is the
biggest
planet in our solar system.
False
True
12
The sun is the largest object in the solar system.
True
False
13
What is caused by the tilting of a planet's axis?
Day & Night
Seasons
Years
Holidays
14
The Sun is one _____ from Earth
Kilometer
Astronomical Unit
Meter
Mile
15
The smallest dwarf planet
Pluto
MakeMake
Ceres
Eris
16
Some long-period comets can take millions of years to orbit the sun.
True
False
17
All of the gas giants have a ring system.
False
True
18
How many planets are in the Solar System?
7
10
8
9
19
Mercury & Venus have 0 moons.
False
True
20
Eris is three times farther away from the sun than Pluto.
False
True
21
Inner planets are known as
Solid planets
Gas giants
Ice giants
Terrestrial planets
22
Earth is about 70% ____
Water
Oceans
Land
Trees
23
Mercury is the hottest planet because of its dense atmosphere.
True
False
24
MakeMake and Haumea are found in which part of the solar system?
Habitable Zone
Asteroid Belt
Kuiper Belt
Galaxy Zone
25
Outer planets are mostly made of rock.
True
False
26
Mixtures of gas, dust, & ice
Asteroid
Meteor
Comet
Meteorite
27
Which planet is known to be dark, cold & windy?
Jupiter
Uranus
Neptune
Pluto
28
What former planet was reclassified as a dwarf planet in 2006?
Neptune
Ceres
Mercury
Pluto
29
Uranus is blue due to methane in its atmosphere.
False
True
30
As a comet moves closer to the sun, it absorbs
Thermal Energy
Kinetic Energy
Conduction
Light Energy
31
Which planet is known for its Great Red Spot?
Jupiter
Uranus
Saturn
Neptune
32
The asteroid belt creates a gravitational force that keeps planets in orbit around the sun.
False
True
33
The asteroid belt lies between Mars & Jupiter.
False
True
34
Which dwarf planet is missing from the list? Pluto, Haumea, MakeMake, Ceres, __________
Eros
Eris
Aristotle
Inertia
35
A meteorite is a streak of light in Earth's atmosphere
False
True
36
It was once thought that the solar system had ___ planets
9
8
13
10
37
Which planet has a nearly 90 degree tilt?
Venus
Uranus
Saturn
Neptune
38
A complete Earth rotation takes
1 year
24 hours
12 hours
365 days
39
This planet is red due to iron oxide in the soil.
Jupiter
Mercury
Saturn
Mars
40
Saturn has the most extensive & complex ring system.
False
True
