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Solar System
Solar System
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Solar System
Flashcards
36 cards
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Practice quiz
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Questions
36
Answers
1
Made mostly of comets. Surrounds the solar system.
The kuiper belt
The asteroid belt
The safety belt
The Oort cloud
2
The inner planets are separated from the outer planets by
the moon's orbit
an asteroid belt
the Oort Cloud
the Milky Way
3
The asteroid belt sits between the 5th and 6th planet of our solar system
True
False
4
The four inner planets are
Jupiter, Uranus, Saturn, Pluto
Mercury, Venus, Earth, Mars
Pluto, Ceres, Uranus, Saturn
Mercury, Jupiter, Earth, Saturn
5
This planet is the largest in our night sky (what we can see)
Mercury
Venus
Mars
Jupiter
6
Comets have an icy tail.
True
False
7
What is the unit called that refers to the distance from the Earth to the Sun?
AU unit
BU unit
AA unit
CU unit
8
What makes Venus hotter than Mercury?
It's size
It's core
The atmosphere/greenhouse effect
It's distance from the sun
9
Which planet is the hottest in our solar system?
Venus
Neptune
Jupiter
Mercury
10
Another term for a shooting star is
Comet
Meteroid
Meteor
Asteroid
11
How many estimated galaxies are there in the observable universe?
5 million
200 billion
100 million
1 million
12
This planet is know as the Red Planet
Jupiter
Mercury
Mars
Earth
13
Which planet has similar day lengths but a year twice as long as ours?
Mars
Venus
Jupiter
Mercury
14
How hot is the core of the sun?
1,000,000,000 F
27,000,000 F
1,000,000 F
27,000 F
15
Why is Mercury named after the messenger God, or God of Travelers?
Mercury has short days
Mercury is dangerous
Mercury is always in a different spot in the night sky
Mercury's fast orbit around the sun
16
How many stars (suns) are in our galaxy?
1,000,000
10
5
100,000,000,000
17
This planet is the smallest in the solar system
Jupiter
Earth
Mercury
Saturn
18
Do any moons in our solar system have water on them?
No
Yes
19
Why do we have night and day?
The Earth is orbiting around the sun
The Earth is so close to the sun
The Earth is rotating on it's axis
The Earth is a terrestrial body
20
How many stars are in the Milky Way (our) galaxy
1 million
100 million
100 billion
21
A space rock that has hit the Earth
Meteorite
Comet
Meteoroid
Meteor
22
Passed Neptune and Pluto and made up of asteroids
The Oort cloud
Safety belt
Asteroid belt
Kuiper belt
23
What is the biggest planet in our solar system
Mars
Venus
Earth
Jupiter
24
The closest star to Earth is
the sun
cirius
kelvin
canus major
25
Which planet is closest to the sun?
Earth
Mercury
Venus
Pluto
26
Why do we have seasons?
The Earth rotates on its axis
The Earth is a terrestrial body
The Earth is tilted, orbiting around the sun
The Earth is close to the sun
27
Why is Venus named after the Goddess of love?
Because it's so close to the sun
Because it's weather is so nice
Because it's really hot
Because it's the brightest planet in our night sky
28
A space rock burning up in Earth's atmosphere is
Meteorite
Meteor
Comet
Meteroid
29
Asteroids size range from small grains to a meter wide.
True
False
30
Most asteroids are found
in the Asteroid Belt
outside the solar system
between the sun and Mercury
in the Oort cloud
31
What does Earth's atmosphere primarily consist of?
Oxygen
Nitrogen
Methane
Carbon Dioxide
32
What does the atmosphere on both Venus and Mars consist of?
Carbon dioxide
Methane
Nitrogen
Oxygen
33
This planet has the shortest day
Earth
Saturn
Mars
Jupiter
34
How hot is the surface of the sun?
10,000 F
100 F
1,000,000 F
1,000 F
35
How big is the milky way galaxy?
1,000,000 miles
10 light years across
50 light years across
100,000 light years across
36
The Earth is approximately how many miles away from the sun?
93,000,000
930,000,000
93,000
930,000
