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WorksheetsAstronomy Planetary Science
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
What is an comet?
a)
Large planetary debris, made of ice, and inactive
b)
Small planetary debris, made of rock, and less than 100m in diameter.
c)
Large planetary debris, more than 100m in diamter, made of rock, and inactive
d)
Planetary debris, made of rock, that enters Earth's atmosphere and is vaporized
2.
What is an asteroid?
a)
Large planetary debris, more than 100m in diamter, made of rock, and inactive
b)
Inner planets, made of rock, see notes for other characteristics
c)
Outer planets, made of gas, see notes for other characteristics
d)
Planetary debris, made of rock, that enters Earth's atmosphere and hits the Earth's surface
3.
What is an meteoroid?
a)
Outer planets, made of gas, see notes for other characteristics
b)
Gradual growth of small objects by collision and sticking
c)
Small planetary debris, made of rock, and less than 100m in diameter.
d)
Inner planets, made of rock, see notes for other characteristics
4.
What is a meteorite ?
a)
Planetary debris, made of rock, that enters Earth's atmosphere and is vaporized become a meteor if it enters the earths atmosphere
b)
Small planetary debris, made of rock, and less than 100m in diameter.
c)
Small planetary debris, made of rock, and less than 100m in diameter.
d)
Planetary debris, made of rock, that enters Earth's atmosphere and hits the Earth's surface
5.
What is a definition Terrestrial planets ?
a)
Rocky portion in between Earth and Jupiter.
b)
Outer planets made of gas.
c)
Inner planets made of rock.
d)
The critical distance of which a moon is destroyed.
6.
What is a definition Jovian planets ?
a)
Gradual growth of small objects by collision and sticking
b)
Small planetary debris, made of rock, and less than 100m in diameter
c)
Inner planets made of rock.
d)
Outer planets made of gas.
7.
What planet is a terrestrial planet?
a)
Mars
b)
Jupiter
c)
Saturn
d)
Pluto
8.
What planet is a Jovian planet ?
a)
Neptune
b)
Earth
c)
Mercury
d)
Pluto
9.
What is accretion?
a)
The creation of the solar system
b)
The formation of the Sun
c)
The critical distance of which a moon is destroyed
d)
Gradual growth of small objects by collision and sticking
10.
What is the Great Red Spot?
a)
Hurricane storm system on Jupiter, twice the size of Earth
b)
Hurricane storm system on Jupiter, twice the size of Neptune
c)
Hurricane storm system on Neptune, twice the size of Earth
d)
Gradual growth of small objects by collision and sticking
11.
What is the Roche Limit?
a)
The distance at which we escape Earth's atmosphere
b)
A limit of how far we can travel in space
c)
The critical distance of which a moon is destroyed
d)
Gradual growth of small objects by collision and sticking
12.
Which of the following is a Jovian planet?
a)
Neptune
b)
Mars
c)
Makemake
d)
Ceres
13.
Which of the following is a Terrestrial planet?
a)
Eris
b)
Venus
c)
Pluto
d)
Haumea
14.
Which of the following is a dwarf planet?
a)
Mercury
b)
Ganymede
c)
Europa
d)
Eris
15.
Classify this planet: it has a quick rotation period.
a)
Terrestrial
b)
Jovian
c)
Dwarf
d)
Exo
16.
Classify this planet: it has a high density
a)
Terrestrial
b)
Jovian
c)
Dwarf
d)
Exo
17.
What is this? (Picture taken on Earth)
a)
Meteor
b)
Asteroid
c)
Meteorite
d)
Meteoroid
18.
What is the main cause of high temperatures on Venus?
a)
It's the closest planet to the Sun
b)
Lots of volcanoes
c)
Greenhouse effect
d)
It doesn't have any moons
19.
What is one thing that the existence of a planetary magnetic field tell us about the planet's interior?
a)
It has a slow rotation rate
b)
It has a large liquid core
c)
It has no rings
d)
It is close to the Sun
20.
What is the formula for ozone?
a)
O2
b)
O3
c)
O4
d)
O8
21.
Saturn's rings are composed of
a)
gaseous matter
b)
many small solid particles
c)
liquid matter
d)
a couple solid rings , A-G rings
22.
What is unusual about the rotation of Uranus?
a)
Uranus spins really quickly
b)
Uranus spins really slowly
c)
Uranus is tipped on its side
d)
Uranus is tipped upright
23.
What is a moon?
a)
An artificial satellite that orbits a planet
b)
A natural satellite that orbits a planet
c)
An artificial satellite that orbits a star
d)
A natural satellite that orbits a star
24.
What is the frequency of a wave if it has a period of 5 seconds?
a)
.2 Hz
b)
.02 Hz
c)
2 Hz
d)
20 Hz
25.
Does Mars have seasons?
a)
No, that is ridculuous
b)
Probably, but we don't really know
c)
Mars is tidally locked, so no
d)
Yes, it's like Earth
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