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Small Solar System Objects Review
Test Description: Comets, meteoroids, and asteroids
Instructions: Answer all questions to get your test result.
1) Has a tail that shows when it travels closer to the Sun.
A
asteroid
B
meteoroid
C
comet
D
meteorite
2) a region of space that exists past the orbit of the Kuiper belt
A
Oort cloud
B
asteroid belt
C
Kuiper cloud
D
comet cloud
3) Why do planets or moons with atmospheres have fewer impacts?
A
most impacts occur in remote areas
B
fewer objects orbit near these planets
C
erosion erases the features of most craters
D
the atmosphere slows and burns up small objects
4) A region of space between the orbits of Mars and Jupiter.
A
comet belt
B
asteroid belt
C
Kuiper belt
D
meteoroid belt
5) A meteoroid that has entered Earth's atmosphere but has NOT hit the surface is called a(n)
A
meteorite
B
asteroid
C
meteoroid
D
meteor
6) What causes a meteor to become a meteorite?
A
heat
B
color
C
size
D
location
7) One difference between a meteoroid and an asteroid is
A
its composition
B
its size
C
its rotation
D
its color
8) Scientists also refer to comets as ______________.
A
falling stars
B
flying snowballs
C
shooting stars
D
dirty snowballs
9) People often refer to meteors as _______________.
A
flying snowballs
B
dirty snowballs
C
falling stars
D
shooting stars
10) This is a ring of icy bodies that exist past the orbit of Neptune.
A
outer space
B
Kuiper belt
C
asteroid belt
D
comet cloud
11) Why is it important to study smaller bodies such as comets or asteroids?
A
They will make us money!
B
Comets will give us enough ice to replace melting polar ice caps.
C
They help us learn about the history of the solar system.
D
They help us study new alien materials that don't exist on Earth.
*select an answer for all questions
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