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WorksheetsMercury
Total questions: 22
Worksheet time: 7mins
Name
Class
Date
1.
From our view, Mercury can reach a maximum separation from the Sun of _____
a)
18°
b)
23°
c)
28°
d)
33°
2.
In 1639 the Italian astronomer Giovanni Zupi discovered that Mercury _____
a)
undergoes a complete cycle of phases
b)
has an elliptical orbit
c)
is covered in craters
d)
has an iron core
3.
The model of the Earth orbiting the Sun is known as _____
a)
geocentrism
b)
heliocentrism
c)
the Ptolemaic model
d)
the Newtonian model
4.
Mercury orbits the Sun at roughly _____ the distance of the Earth from the Sun.
a)
one half
b)
one third
c)
one quarter
d)
one fifth
5.
What is Mercury's orbital period?
a)
22 days
b)
44 days
c)
66 days
d)
88 days
6.
Mercury is only about 4900 kilometers in diameter, about _____ the Earth’s width.
a)
one fifth
b)
one quarter
c)
one third
d)
one half
7.
Compared to other planets, Mercury has _____
a)
the most elliptical orbit
b)
the most circular orbit
c)
the largest mass
d)
the lowest density
8.
The point in the orbit of a planet at which it is closest to the Sun is called _____
a)
perihelion
b)
aphelion
c)
acuhelion
d)
picohelion
9.
What is the term for "the point in the orbit of a planet at which it is farthest from the Sun"?
a)
perihelion
b)
aphelion
c)
althelion
d)
phanhelion
10.
The way the physics works out, tides like _____
a)
all rational numbers
b)
even multiples
c)
simple multiples
d)
odd multiples
11.
At some point, Mercury’s spin slowed to where it was _____ of its orbital period
a)
1/2
b)
2/3
c)
3/4
d)
4/5
12.
If you stand still on Mercury, how long does it take for the Sun to go around the sky once?
a)
one Mercury year
b)
two Mercury years
c)
three Mercury years
d)
four Mercury years
13.
When did the Mariner 10 space probe map half the surface of Mercury?
a)
in the 1960s
b)
in the 1970s
c)
in the 1980s
d)
in the 1990s
14.
What is the Caloris Basin on Mercury's surface?
a)
a huge impact crater
b)
a smooth plain
c)
a large surface crack
d)
a long lava tube
15.
What are "rupes"?
a)
compression fold cracks
b)
ancient lava canals
c)
dried water beds
d)
collapsed lava tunnels
16.
On Mercury, craters are named after _____
a)
gods
b)
animals
c)
scientists
d)
artists
17.
Mercury's large core has a high proportion of _____
a)
nickel
b)
cobalt
c)
iron
d)
carbon
18.
The deep craters near Mercury's poles, that contain solid water, are called _____
a)
cold traps
b)
ice buckets
c)
chill bins
d)
icy vats
19.
How many naked-eye solar system objects are in the sky?
a)
five
b)
six
c)
seven
d)
eight
20.
In ancient times the planets were associated with _____
a)
gods
b)
countries
c)
elements
d)
months of the year
21.
Of the gods, Mercury was the _____
a)
Roman god of war
b)
Greek god of the sky
c)
Roman messenger god
d)
Greek fire god
22.
Which planet is closest to the Sun?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
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