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WorksheetsUranus & Neptune
Total questions: 23
Worksheet time: 12mins
Name
Class
Date
1.
Under ordinary conditions, how many planets can you see in the sky without a telescope?
a)
four
b)
five
c)
six
d)
seven
2.
In 1781, who discovered the planet Uranus using a telescope?
a)
Edmund Hubble
b)
William Herschel
c)
Isaac Newton
d)
Nicolaus Copernicus
3.
Named after the reigning king, what was the original name for Uranus?
a)
Henrium Sidus
b)
Richardium Sidus
c)
Georgium Sidus
d)
Edwardium Sidus
4.
Originally named after a king, Uranus is now named after _____
a)
a Roman god
b)
a Greek god
c)
a Norse god
d)
an Egyptian god
5.
Uranus is massive; it's about _____ times the mass of Earth
a)
4.5
b)
8.5
c)
14.5
d)
20.5
6.
To distinguish it from the gas giants Jupiter and Saturn, Uranus is called _____
a)
an ice giant
b)
a frosty dwarf
c)
a gas dwarf
d)
a snow giant
7.
The pressure inside Uranus can break up methane molecules, possibly creating an ocean of _____
a)
diamonds
b)
sapphires
c)
graphite
d)
coal
8.
Which molecule is really good at absorbing red light, making Uranus look distinctly cyan?
a)
hydrogen
b)
helium
c)
ammonia
d)
methane
9.
Which gas, in the atmosphere of Uranus, smells like rotten eggs?
a)
ammonia
b)
hydrogen sulfide
c)
methane
d)
carbon monoxide
10.
The atmosphere of Uranus has a temperature of _____
a)
-220 °C
b)
-120 °C
c)
-170 °C
d)
-270 °C
11.
While Venus is flipped all the way over, Uranus is tilted by about _____
a)
86°
b)
90°
c)
94°
d)
98°
12.
Which spacecraft has been the only one to visit Uranus?
a)
Voyager 2, in 1986
b)
Magellan, in 1990
c)
Cassini, in 1998
d)
Viking 2, in 1978
13.
The moons of Uranus are named after _____
a)
classical poets
b)
Impressionist painters
c)
characters in Shakespeare plays
d)
Greek mythological figures
14.
Which moon of Uranus is "a patchwork of jumbled terrains all crammed together"?
a)
Miranda
b)
Portia
c)
Ariel
d)
Puck
15.
Jumping off Verona Rupes, the tallest known cliff, how long would it take to hit the surface?
a)
two minutes
b)
four minutes
c)
six minutes
d)
eight minutes
16.
Discovered in 1997, how many known rings does Uranus have?
a)
7
b)
9
c)
11
d)
13
17.
Neptune is more massive than Uranus; it's about _____ times the mass of Earth
a)
13
b)
15
c)
17
d)
19
18.
Neptune's color is described as a deep rich _____
a)
azure
b)
teal
c)
aquamarine
d)
cyan
19.
Sustained wind speeds in Neptune’s atmosphere have been clocked at over _____
a)
200 kph
b)
500 kph
c)
1000 kph
d)
2000 kph
20.
Voyager saw a huge storm marring Neptune’s face, called _____
a)
the Great Red Spot
b)
the Great Dark Spot
c)
the Great Blue Spot
d)
the Great Azure Spot
21.
Neptune has over a dozen known moons, the largest of these is ____
a)
Triton
b)
Proteus
c)
Nereid
d)
Larissa
22.
Triton has been seen to have active geysers of _____ erupting from its surface
a)
water
b)
nitrogen
c)
carbon dioxide
d)
methane
23.
Neptune is the only planet in the solar system found _____
a)
by accident
b)
via math
c)
via indirect observation
d)
by a space probe
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